8296 lines
341 KiB
C
8296 lines
341 KiB
C
/* Generated by Cython 0.14.1 on Thu Aug 4 19:38:43 2011 */
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#define PY_SSIZE_T_CLEAN
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#include "Python.h"
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#ifndef Py_PYTHON_H
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#error Python headers needed to compile C extensions, please install development version of Python.
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#else
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#include <stddef.h> /* For offsetof */
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#ifndef offsetof
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#define offsetof(type, member) ( (size_t) & ((type*)0) -> member )
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#endif
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#if !defined(WIN32) && !defined(MS_WINDOWS)
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#ifndef __stdcall
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#define __stdcall
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#endif
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#ifndef __cdecl
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#define __cdecl
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#endif
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#ifndef __fastcall
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#define __fastcall
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#endif
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#endif
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#ifndef DL_IMPORT
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#define DL_IMPORT(t) t
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#endif
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#ifndef DL_EXPORT
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#define DL_EXPORT(t) t
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#endif
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#ifndef PY_LONG_LONG
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#define PY_LONG_LONG LONG_LONG
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#endif
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#if PY_VERSION_HEX < 0x02040000
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#define METH_COEXIST 0
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#define PyDict_CheckExact(op) (Py_TYPE(op) == &PyDict_Type)
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#define PyDict_Contains(d,o) PySequence_Contains(d,o)
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#endif
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#if PY_VERSION_HEX < 0x02050000
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typedef int Py_ssize_t;
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#define PY_SSIZE_T_MAX INT_MAX
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#define PY_SSIZE_T_MIN INT_MIN
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#define PY_FORMAT_SIZE_T ""
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#define PyInt_FromSsize_t(z) PyInt_FromLong(z)
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#define PyInt_AsSsize_t(o) PyInt_AsLong(o)
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#define PyNumber_Index(o) PyNumber_Int(o)
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#define PyIndex_Check(o) PyNumber_Check(o)
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#define PyErr_WarnEx(category, message, stacklevel) PyErr_Warn(category, message)
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#endif
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#if PY_VERSION_HEX < 0x02060000
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#define Py_REFCNT(ob) (((PyObject*)(ob))->ob_refcnt)
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#define Py_TYPE(ob) (((PyObject*)(ob))->ob_type)
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#define Py_SIZE(ob) (((PyVarObject*)(ob))->ob_size)
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#define PyVarObject_HEAD_INIT(type, size) \
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PyObject_HEAD_INIT(type) size,
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#define PyType_Modified(t)
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typedef struct {
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void *buf;
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PyObject *obj;
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Py_ssize_t len;
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Py_ssize_t itemsize;
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int readonly;
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int ndim;
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char *format;
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Py_ssize_t *shape;
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Py_ssize_t *strides;
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Py_ssize_t *suboffsets;
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void *internal;
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} Py_buffer;
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#define PyBUF_SIMPLE 0
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#define PyBUF_WRITABLE 0x0001
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#define PyBUF_FORMAT 0x0004
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#define PyBUF_ND 0x0008
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#define PyBUF_STRIDES (0x0010 | PyBUF_ND)
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#define PyBUF_C_CONTIGUOUS (0x0020 | PyBUF_STRIDES)
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#define PyBUF_F_CONTIGUOUS (0x0040 | PyBUF_STRIDES)
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#define PyBUF_ANY_CONTIGUOUS (0x0080 | PyBUF_STRIDES)
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#define PyBUF_INDIRECT (0x0100 | PyBUF_STRIDES)
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#endif
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#if PY_MAJOR_VERSION < 3
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#define __Pyx_BUILTIN_MODULE_NAME "__builtin__"
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#else
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#define __Pyx_BUILTIN_MODULE_NAME "builtins"
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#endif
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#if PY_MAJOR_VERSION >= 3
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#define Py_TPFLAGS_CHECKTYPES 0
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#define Py_TPFLAGS_HAVE_INDEX 0
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#endif
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#if (PY_VERSION_HEX < 0x02060000) || (PY_MAJOR_VERSION >= 3)
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#define Py_TPFLAGS_HAVE_NEWBUFFER 0
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#endif
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#if PY_MAJOR_VERSION >= 3
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#define PyBaseString_Type PyUnicode_Type
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#define PyStringObject PyUnicodeObject
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#define PyString_Type PyUnicode_Type
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#define PyString_Check PyUnicode_Check
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#define PyString_CheckExact PyUnicode_CheckExact
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#if PY_VERSION_HEX < 0x02060000
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#define PyBytesObject PyStringObject
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#define PyBytes_Type PyString_Type
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#define PyBytes_Check PyString_Check
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#define PyBytes_CheckExact PyString_CheckExact
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#define PyBytes_FromString PyString_FromString
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#define PyBytes_FromStringAndSize PyString_FromStringAndSize
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#define PyBytes_FromFormat PyString_FromFormat
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#define PyBytes_DecodeEscape PyString_DecodeEscape
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#define PyBytes_AsString PyString_AsString
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#define PyBytes_AsStringAndSize PyString_AsStringAndSize
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#define PyBytes_Size PyString_Size
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#define PyBytes_AS_STRING PyString_AS_STRING
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#define PyBytes_GET_SIZE PyString_GET_SIZE
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#define PyBytes_Repr PyString_Repr
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#define PyBytes_Concat PyString_Concat
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#define PyBytes_ConcatAndDel PyString_ConcatAndDel
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#endif
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#if PY_VERSION_HEX < 0x02060000
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#define PySet_Check(obj) PyObject_TypeCheck(obj, &PySet_Type)
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#define PyFrozenSet_Check(obj) PyObject_TypeCheck(obj, &PyFrozenSet_Type)
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#endif
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#ifndef PySet_CheckExact
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#define PySet_CheckExact(obj) (Py_TYPE(obj) == &PySet_Type)
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#endif
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#define __Pyx_TypeCheck(obj, type) PyObject_TypeCheck(obj, (PyTypeObject *)type)
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#if PY_MAJOR_VERSION >= 3
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#define PyIntObject PyLongObject
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#define PyInt_Type PyLong_Type
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#define PyInt_Check(op) PyLong_Check(op)
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#define PyInt_CheckExact(op) PyLong_CheckExact(op)
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#define PyInt_FromString PyLong_FromString
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#define PyInt_FromUnicode PyLong_FromUnicode
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#define PyInt_FromLong PyLong_FromLong
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#define PyInt_FromSize_t PyLong_FromSize_t
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#define PyInt_FromSsize_t PyLong_FromSsize_t
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#define PyInt_AsLong PyLong_AsLong
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#define PyInt_AS_LONG PyLong_AS_LONG
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#define PyInt_AsSsize_t PyLong_AsSsize_t
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#define PyInt_AsUnsignedLongMask PyLong_AsUnsignedLongMask
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#define PyInt_AsUnsignedLongLongMask PyLong_AsUnsignedLongLongMask
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#endif
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#if PY_MAJOR_VERSION >= 3
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#define PyBoolObject PyLongObject
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#endif
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#if PY_MAJOR_VERSION >= 3
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#define __Pyx_PyNumber_Divide(x,y) PyNumber_TrueDivide(x,y)
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#define __Pyx_PyNumber_InPlaceDivide(x,y) PyNumber_InPlaceTrueDivide(x,y)
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#else
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#define __Pyx_PyNumber_Divide(x,y) PyNumber_Divide(x,y)
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#define __Pyx_PyNumber_InPlaceDivide(x,y) PyNumber_InPlaceDivide(x,y)
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#endif
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#if (PY_MAJOR_VERSION < 3) || (PY_VERSION_HEX >= 0x03010300)
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#define __Pyx_PySequence_GetSlice(obj, a, b) PySequence_GetSlice(obj, a, b)
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#define __Pyx_PySequence_SetSlice(obj, a, b, value) PySequence_SetSlice(obj, a, b, value)
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#define __Pyx_PySequence_DelSlice(obj, a, b) PySequence_DelSlice(obj, a, b)
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#else
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#define __Pyx_PySequence_GetSlice(obj, a, b) (unlikely(!(obj)) ? \
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(PyErr_SetString(PyExc_SystemError, "null argument to internal routine"), (PyObject*)0) : \
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(likely((obj)->ob_type->tp_as_mapping) ? (PySequence_GetSlice(obj, a, b)) : \
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(PyErr_Format(PyExc_TypeError, "'%.200s' object is unsliceable", (obj)->ob_type->tp_name), (PyObject*)0)))
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#define __Pyx_PySequence_SetSlice(obj, a, b, value) (unlikely(!(obj)) ? \
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(PyErr_SetString(PyExc_SystemError, "null argument to internal routine"), -1) : \
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(likely((obj)->ob_type->tp_as_mapping) ? (PySequence_SetSlice(obj, a, b, value)) : \
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(PyErr_Format(PyExc_TypeError, "'%.200s' object doesn't support slice assignment", (obj)->ob_type->tp_name), -1)))
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#define __Pyx_PySequence_DelSlice(obj, a, b) (unlikely(!(obj)) ? \
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(PyErr_SetString(PyExc_SystemError, "null argument to internal routine"), -1) : \
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(likely((obj)->ob_type->tp_as_mapping) ? (PySequence_DelSlice(obj, a, b)) : \
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(PyErr_Format(PyExc_TypeError, "'%.200s' object doesn't support slice deletion", (obj)->ob_type->tp_name), -1)))
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#endif
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#if PY_MAJOR_VERSION >= 3
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#define PyMethod_New(func, self, klass) ((self) ? PyMethod_New(func, self) : PyInstanceMethod_New(func))
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#endif
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#if PY_VERSION_HEX < 0x02050000
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#define __Pyx_GetAttrString(o,n) PyObject_GetAttrString((o),((char *)(n)))
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#define __Pyx_SetAttrString(o,n,a) PyObject_SetAttrString((o),((char *)(n)),(a))
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#define __Pyx_DelAttrString(o,n) PyObject_DelAttrString((o),((char *)(n)))
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#else
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#define __Pyx_GetAttrString(o,n) PyObject_GetAttrString((o),(n))
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#define __Pyx_SetAttrString(o,n,a) PyObject_SetAttrString((o),(n),(a))
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#define __Pyx_DelAttrString(o,n) PyObject_DelAttrString((o),(n))
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#endif
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#if PY_VERSION_HEX < 0x02050000
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#define __Pyx_NAMESTR(n) ((char *)(n))
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#define __Pyx_DOCSTR(n) ((char *)(n))
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#else
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#define __Pyx_NAMESTR(n) (n)
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#define __Pyx_DOCSTR(n) (n)
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#endif
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#ifdef __cplusplus
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#define __PYX_EXTERN_C extern "C"
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#else
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#define __PYX_EXTERN_C extern
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#endif
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#if defined(WIN32) || defined(MS_WINDOWS)
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#define _USE_MATH_DEFINES
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#endif
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#include <math.h>
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#define __PYX_HAVE_API__scikits__learn__utils__graph_shortest_path
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#include "stdio.h"
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#include "stdlib.h"
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#include "numpy/arrayobject.h"
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#include "numpy/ufuncobject.h"
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#ifdef PYREX_WITHOUT_ASSERTIONS
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#define CYTHON_WITHOUT_ASSERTIONS
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#endif
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/* inline attribute */
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#ifndef CYTHON_INLINE
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#if defined(__GNUC__)
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#define CYTHON_INLINE __inline__
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#elif defined(_MSC_VER)
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#define CYTHON_INLINE __inline
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#elif defined (__STDC_VERSION__) && __STDC_VERSION__ >= 199901L
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#define CYTHON_INLINE inline
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#else
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#define CYTHON_INLINE
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#endif
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#endif
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/* unused attribute */
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#ifndef CYTHON_UNUSED
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# if defined(__GNUC__)
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# if !(defined(__cplusplus)) || (__GNUC__ > 3 || (__GNUC__ == 3 && __GNUC_MINOR__ >= 4))
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# define CYTHON_UNUSED __attribute__ ((__unused__))
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# else
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# define CYTHON_UNUSED
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# endif
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# elif defined(__ICC) || defined(__INTEL_COMPILER)
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# define CYTHON_UNUSED __attribute__ ((__unused__))
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# else
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# define CYTHON_UNUSED
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# endif
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#endif
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typedef struct {PyObject **p; char *s; const long n; const char* encoding; const char is_unicode; const char is_str; const char intern; } __Pyx_StringTabEntry; /*proto*/
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/* Type Conversion Predeclarations */
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#define __Pyx_PyBytes_FromUString(s) PyBytes_FromString((char*)s)
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#define __Pyx_PyBytes_AsUString(s) ((unsigned char*) PyBytes_AsString(s))
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#define __Pyx_PyBool_FromLong(b) ((b) ? (Py_INCREF(Py_True), Py_True) : (Py_INCREF(Py_False), Py_False))
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static CYTHON_INLINE int __Pyx_PyObject_IsTrue(PyObject*);
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static CYTHON_INLINE PyObject* __Pyx_PyNumber_Int(PyObject* x);
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static CYTHON_INLINE Py_ssize_t __Pyx_PyIndex_AsSsize_t(PyObject*);
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static CYTHON_INLINE PyObject * __Pyx_PyInt_FromSize_t(size_t);
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static CYTHON_INLINE size_t __Pyx_PyInt_AsSize_t(PyObject*);
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#define __pyx_PyFloat_AsDouble(x) (PyFloat_CheckExact(x) ? PyFloat_AS_DOUBLE(x) : PyFloat_AsDouble(x))
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#ifdef __GNUC__
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/* Test for GCC > 2.95 */
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#if __GNUC__ > 2 || (__GNUC__ == 2 && (__GNUC_MINOR__ > 95))
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#define likely(x) __builtin_expect(!!(x), 1)
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#define unlikely(x) __builtin_expect(!!(x), 0)
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#else /* __GNUC__ > 2 ... */
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#define likely(x) (x)
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#define unlikely(x) (x)
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#endif /* __GNUC__ > 2 ... */
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#else /* __GNUC__ */
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#define likely(x) (x)
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#define unlikely(x) (x)
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#endif /* __GNUC__ */
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static PyObject *__pyx_m;
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static PyObject *__pyx_b;
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static PyObject *__pyx_empty_tuple;
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static PyObject *__pyx_empty_bytes;
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static int __pyx_lineno;
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static int __pyx_clineno = 0;
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static const char * __pyx_cfilenm= __FILE__;
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static const char *__pyx_filename;
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#if !defined(CYTHON_CCOMPLEX)
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#if defined(__cplusplus)
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#define CYTHON_CCOMPLEX 1
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#elif defined(_Complex_I)
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#define CYTHON_CCOMPLEX 1
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#else
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#define CYTHON_CCOMPLEX 0
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#endif
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#endif
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#if CYTHON_CCOMPLEX
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#ifdef __cplusplus
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#include <complex>
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#else
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#include <complex.h>
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#endif
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#endif
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#if CYTHON_CCOMPLEX && !defined(__cplusplus) && defined(__sun__) && defined(__GNUC__)
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#undef _Complex_I
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#define _Complex_I 1.0fj
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#endif
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static const char *__pyx_f[] = {
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"graph_shortest_path.pyx",
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"numpy.pxd",
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};
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typedef npy_int8 __pyx_t_5numpy_int8_t;
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typedef npy_int16 __pyx_t_5numpy_int16_t;
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typedef npy_int32 __pyx_t_5numpy_int32_t;
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typedef npy_int64 __pyx_t_5numpy_int64_t;
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typedef npy_uint8 __pyx_t_5numpy_uint8_t;
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typedef npy_uint16 __pyx_t_5numpy_uint16_t;
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typedef npy_uint32 __pyx_t_5numpy_uint32_t;
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typedef npy_uint64 __pyx_t_5numpy_uint64_t;
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typedef npy_float32 __pyx_t_5numpy_float32_t;
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typedef npy_float64 __pyx_t_5numpy_float64_t;
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typedef npy_long __pyx_t_5numpy_int_t;
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typedef npy_longlong __pyx_t_5numpy_long_t;
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typedef npy_intp __pyx_t_5numpy_intp_t;
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typedef npy_uintp __pyx_t_5numpy_uintp_t;
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typedef npy_ulong __pyx_t_5numpy_uint_t;
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typedef npy_ulonglong __pyx_t_5numpy_ulong_t;
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typedef npy_double __pyx_t_5numpy_float_t;
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typedef npy_double __pyx_t_5numpy_double_t;
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typedef npy_longdouble __pyx_t_5numpy_longdouble_t;
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typedef __pyx_t_5numpy_float64_t __pyx_t_7scikits_5learn_5utils_19graph_shortest_path_DTYPE_t;
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typedef __pyx_t_5numpy_int32_t __pyx_t_7scikits_5learn_5utils_19graph_shortest_path_ITYPE_t;
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#if CYTHON_CCOMPLEX
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#ifdef __cplusplus
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typedef ::std::complex< float > __pyx_t_float_complex;
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#else
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typedef float _Complex __pyx_t_float_complex;
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#endif
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#else
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typedef struct { float real, imag; } __pyx_t_float_complex;
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#endif
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#if CYTHON_CCOMPLEX
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#ifdef __cplusplus
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typedef ::std::complex< double > __pyx_t_double_complex;
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#else
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typedef double _Complex __pyx_t_double_complex;
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#endif
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#else
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typedef struct { double real, imag; } __pyx_t_double_complex;
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#endif
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/* Type declarations */
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typedef npy_cfloat __pyx_t_5numpy_cfloat_t;
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typedef npy_cdouble __pyx_t_5numpy_cdouble_t;
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typedef npy_clongdouble __pyx_t_5numpy_clongdouble_t;
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typedef npy_cdouble __pyx_t_5numpy_complex_t;
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/* "scikits/learn/utils/graph_shortest_path.pyx":94
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*
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* @cython.boundscheck(False)
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* cdef np.ndarray FloydWarshall(np.ndarray[DTYPE_t, ndim=2, mode='c'] graph, # <<<<<<<<<<<<<<
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* int directed=0):
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* """
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*/
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struct __pyx_opt_args_7scikits_5learn_5utils_19graph_shortest_path_FloydWarshall {
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int __pyx_n;
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int directed;
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};
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/* "scikits/learn/utils/graph_shortest_path.pyx":156
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*
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* @cython.boundscheck(False)
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* cdef np.ndarray Dijkstra(dist_matrix, # <<<<<<<<<<<<<<
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* np.ndarray[DTYPE_t, ndim=2] graph,
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* int directed=0):
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*/
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struct __pyx_opt_args_7scikits_5learn_5utils_19graph_shortest_path_Dijkstra {
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int __pyx_n;
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int directed;
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};
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/* "scikits/learn/utils/graph_shortest_path.pyx":246
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* #
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*
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* cdef struct FibonacciNode: # <<<<<<<<<<<<<<
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* unsigned int index
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* unsigned int rank
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*/
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struct __pyx_t_7scikits_5learn_5utils_19graph_shortest_path_FibonacciNode {
|
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unsigned int index;
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unsigned int rank;
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unsigned int state;
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__pyx_t_7scikits_5learn_5utils_19graph_shortest_path_DTYPE_t val;
|
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struct __pyx_t_7scikits_5learn_5utils_19graph_shortest_path_FibonacciNode *parent;
|
|
struct __pyx_t_7scikits_5learn_5utils_19graph_shortest_path_FibonacciNode *left_sibling;
|
|
struct __pyx_t_7scikits_5learn_5utils_19graph_shortest_path_FibonacciNode *right_sibling;
|
|
struct __pyx_t_7scikits_5learn_5utils_19graph_shortest_path_FibonacciNode *children;
|
|
};
|
|
|
|
/* "scikits/learn/utils/graph_shortest_path.pyx":257
|
|
*
|
|
*
|
|
* cdef void initialize_node(FibonacciNode* node, # <<<<<<<<<<<<<<
|
|
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|
|
* DTYPE_t val=0):
|
|
*/
|
|
|
|
struct __pyx_opt_args_7scikits_5learn_5utils_19graph_shortest_path_initialize_node {
|
|
int __pyx_n;
|
|
__pyx_t_7scikits_5learn_5utils_19graph_shortest_path_DTYPE_t val;
|
|
};
|
|
|
|
typedef struct __pyx_t_7scikits_5learn_5utils_19graph_shortest_path_FibonacciNode *__pyx_t_7scikits_5learn_5utils_19graph_shortest_path_pFibonacciNode;
|
|
|
|
/* "scikits/learn/utils/graph_shortest_path.pyx":346
|
|
*
|
|
*
|
|
* cdef struct FibonacciHeap: # <<<<<<<<<<<<<<
|
|
* FibonacciNode* min_node
|
|
* pFibonacciNode[100] roots_by_rank # maximum number of nodes is ~2^100.
|
|
*/
|
|
|
|
struct __pyx_t_7scikits_5learn_5utils_19graph_shortest_path_FibonacciHeap {
|
|
struct __pyx_t_7scikits_5learn_5utils_19graph_shortest_path_FibonacciNode *min_node;
|
|
__pyx_t_7scikits_5learn_5utils_19graph_shortest_path_pFibonacciNode roots_by_rank[100];
|
|
};
|
|
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__Pyx_GetItemInt_Generic(o, to_py_func(i)))
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static CYTHON_INLINE PyObject *__Pyx_GetItemInt_Tuple_Fast(PyObject *o, Py_ssize_t i) {
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if (likely(o != Py_None)) {
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PyObject *r = PyTuple_GET_ITEM(o, i);
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Py_INCREF(r);
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|
|
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#define __Pyx_GetItemInt(o, i, size, to_py_func) (((size) <= sizeof(Py_ssize_t)) ? \
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__Pyx_GetItemInt_Fast(o, i) : \
|
|
__Pyx_GetItemInt_Generic(o, to_py_func(i)))
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|
|
|
static CYTHON_INLINE PyObject *__Pyx_GetItemInt_Fast(PyObject *o, Py_ssize_t i) {
|
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PyObject *r;
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if (PyList_CheckExact(o) && ((0 <= i) & (i < PyList_GET_SIZE(o)))) {
|
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r = PyList_GET_ITEM(o, i);
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Py_INCREF(r);
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static CYTHON_INLINE int __Pyx_TypeTest(PyObject *obj, PyTypeObject *type); /*proto*/
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static CYTHON_INLINE void __Pyx_ErrRestore(PyObject *type, PyObject *value, PyObject *tb); /*proto*/
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static CYTHON_INLINE void __Pyx_ErrFetch(PyObject **type, PyObject **value, PyObject **tb); /*proto*/
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static void __Pyx_Raise(PyObject *type, PyObject *value, PyObject *tb); /*proto*/
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/* Run-time type information about structs used with buffers */
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struct __Pyx_StructField_;
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typedef struct {
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const char* name; /* for error messages only */
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struct __Pyx_StructField_* fields;
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size_t size; /* sizeof(type) */
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char typegroup; /* _R_eal, _C_omplex, Signed _I_nt, _U_nsigned int, _S_truct, _P_ointer, _O_bject */
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} __Pyx_TypeInfo;
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|
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typedef struct __Pyx_StructField_ {
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__Pyx_TypeInfo* type;
|
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const char* name;
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size_t offset;
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|
} __Pyx_StructField;
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typedef struct {
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__Pyx_StructField* field;
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size_t parent_offset;
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} __Pyx_BufFmt_StackElem;
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static CYTHON_INLINE int __Pyx_GetBufferAndValidate(Py_buffer* buf, PyObject* obj, __Pyx_TypeInfo* dtype, int flags, int nd, int cast, __Pyx_BufFmt_StackElem* stack);
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static CYTHON_INLINE void __Pyx_SafeReleaseBuffer(Py_buffer* info);
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#define __Pyx_BufPtrCContig2d(type, buf, i0, s0, i1, s1) ((type)((char*)buf + i0 * s0) + i1)
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|
#define __Pyx_BufPtrCContig1d(type, buf, i0, s0) ((type)buf + i0)
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|
|
static CYTHON_INLINE void __Pyx_RaiseNoneNotIterableError(void);
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|
|
|
static CYTHON_INLINE void __Pyx_RaiseNeedMoreValuesError(Py_ssize_t index);
|
|
|
|
static CYTHON_INLINE void __Pyx_RaiseTooManyValuesError(Py_ssize_t expected);
|
|
|
|
static void __Pyx_UnpackTupleError(PyObject *, Py_ssize_t index); /*proto*/
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#if PY_MAJOR_VERSION < 3
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|
static int __Pyx_GetBuffer(PyObject *obj, Py_buffer *view, int flags);
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static void __Pyx_ReleaseBuffer(Py_buffer *view);
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#else
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|
#define __Pyx_GetBuffer PyObject_GetBuffer
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#define __Pyx_ReleaseBuffer PyBuffer_Release
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Py_ssize_t __Pyx_zeros[] = {0, 0};
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Py_ssize_t __Pyx_minusones[] = {-1, -1};
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static PyObject *__Pyx_Import(PyObject *name, PyObject *from_list); /*proto*/
|
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|
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#if CYTHON_CCOMPLEX
|
|
#ifdef __cplusplus
|
|
#define __Pyx_CREAL(z) ((z).real())
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#define __Pyx_CIMAG(z) ((z).imag())
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|
#define __Pyx_CREAL(z) (__real__(z))
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#define __Pyx_CIMAG(z) (__imag__(z))
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|
|
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|
|
#define __Pyx_CREAL(z) ((z).real)
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|
#define __Pyx_CIMAG(z) ((z).imag)
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#if defined(_WIN32) && defined(__cplusplus) && CYTHON_CCOMPLEX
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#define __Pyx_SET_CREAL(z,x) ((z).real(x))
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#define __Pyx_SET_CREAL(z,x) __Pyx_CREAL(z) = (x)
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|
#define __Pyx_SET_CIMAG(z,y) __Pyx_CIMAG(z) = (y)
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|
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|
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static CYTHON_INLINE __pyx_t_float_complex __pyx_t_float_complex_from_parts(float, float);
|
|
|
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#if CYTHON_CCOMPLEX
|
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#define __Pyx_c_eqf(a, b) ((a)==(b))
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|
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|
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|
|
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|
|
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|
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static CYTHON_INLINE __pyx_t_float_complex __Pyx_c_sumf(__pyx_t_float_complex, __pyx_t_float_complex);
|
|
static CYTHON_INLINE __pyx_t_float_complex __Pyx_c_difff(__pyx_t_float_complex, __pyx_t_float_complex);
|
|
static CYTHON_INLINE __pyx_t_float_complex __Pyx_c_prodf(__pyx_t_float_complex, __pyx_t_float_complex);
|
|
static CYTHON_INLINE __pyx_t_float_complex __Pyx_c_quotf(__pyx_t_float_complex, __pyx_t_float_complex);
|
|
static CYTHON_INLINE __pyx_t_float_complex __Pyx_c_negf(__pyx_t_float_complex);
|
|
static CYTHON_INLINE int __Pyx_c_is_zerof(__pyx_t_float_complex);
|
|
static CYTHON_INLINE __pyx_t_float_complex __Pyx_c_conjf(__pyx_t_float_complex);
|
|
#if 1
|
|
static CYTHON_INLINE float __Pyx_c_absf(__pyx_t_float_complex);
|
|
static CYTHON_INLINE __pyx_t_float_complex __Pyx_c_powf(__pyx_t_float_complex, __pyx_t_float_complex);
|
|
#endif
|
|
#endif
|
|
|
|
static CYTHON_INLINE __pyx_t_double_complex __pyx_t_double_complex_from_parts(double, double);
|
|
|
|
#if CYTHON_CCOMPLEX
|
|
#define __Pyx_c_eq(a, b) ((a)==(b))
|
|
#define __Pyx_c_sum(a, b) ((a)+(b))
|
|
#define __Pyx_c_diff(a, b) ((a)-(b))
|
|
#define __Pyx_c_prod(a, b) ((a)*(b))
|
|
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|
|
#define __Pyx_c_neg(a) (-(a))
|
|
#ifdef __cplusplus
|
|
#define __Pyx_c_is_zero(z) ((z)==(double)0)
|
|
#define __Pyx_c_conj(z) (::std::conj(z))
|
|
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|
|
#define __Pyx_c_abs(z) (::std::abs(z))
|
|
#define __Pyx_c_pow(a, b) (::std::pow(a, b))
|
|
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|
|
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|
|
#define __Pyx_c_is_zero(z) ((z)==0)
|
|
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|
|
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|
|
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|
|
#define __Pyx_c_pow(a, b) (cpow(a, b))
|
|
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|
|
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|
|
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|
|
static CYTHON_INLINE int __Pyx_c_eq(__pyx_t_double_complex, __pyx_t_double_complex);
|
|
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|
|
static CYTHON_INLINE __pyx_t_double_complex __Pyx_c_diff(__pyx_t_double_complex, __pyx_t_double_complex);
|
|
static CYTHON_INLINE __pyx_t_double_complex __Pyx_c_prod(__pyx_t_double_complex, __pyx_t_double_complex);
|
|
static CYTHON_INLINE __pyx_t_double_complex __Pyx_c_quot(__pyx_t_double_complex, __pyx_t_double_complex);
|
|
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|
|
static CYTHON_INLINE int __Pyx_c_is_zero(__pyx_t_double_complex);
|
|
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|
|
#if 1
|
|
static CYTHON_INLINE double __Pyx_c_abs(__pyx_t_double_complex);
|
|
static CYTHON_INLINE __pyx_t_double_complex __Pyx_c_pow(__pyx_t_double_complex, __pyx_t_double_complex);
|
|
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|
|
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|
|
|
|
static CYTHON_INLINE unsigned char __Pyx_PyInt_AsUnsignedChar(PyObject *);
|
|
|
|
static CYTHON_INLINE unsigned short __Pyx_PyInt_AsUnsignedShort(PyObject *);
|
|
|
|
static CYTHON_INLINE unsigned int __Pyx_PyInt_AsUnsignedInt(PyObject *);
|
|
|
|
static CYTHON_INLINE char __Pyx_PyInt_AsChar(PyObject *);
|
|
|
|
static CYTHON_INLINE short __Pyx_PyInt_AsShort(PyObject *);
|
|
|
|
static CYTHON_INLINE int __Pyx_PyInt_AsInt(PyObject *);
|
|
|
|
static CYTHON_INLINE signed char __Pyx_PyInt_AsSignedChar(PyObject *);
|
|
|
|
static CYTHON_INLINE signed short __Pyx_PyInt_AsSignedShort(PyObject *);
|
|
|
|
static CYTHON_INLINE signed int __Pyx_PyInt_AsSignedInt(PyObject *);
|
|
|
|
static CYTHON_INLINE int __Pyx_PyInt_AsLongDouble(PyObject *);
|
|
|
|
static CYTHON_INLINE unsigned long __Pyx_PyInt_AsUnsignedLong(PyObject *);
|
|
|
|
static CYTHON_INLINE unsigned PY_LONG_LONG __Pyx_PyInt_AsUnsignedLongLong(PyObject *);
|
|
|
|
static CYTHON_INLINE long __Pyx_PyInt_AsLong(PyObject *);
|
|
|
|
static CYTHON_INLINE PY_LONG_LONG __Pyx_PyInt_AsLongLong(PyObject *);
|
|
|
|
static CYTHON_INLINE signed long __Pyx_PyInt_AsSignedLong(PyObject *);
|
|
|
|
static CYTHON_INLINE signed PY_LONG_LONG __Pyx_PyInt_AsSignedLongLong(PyObject *);
|
|
|
|
static void __Pyx_WriteUnraisable(const char *name); /*proto*/
|
|
|
|
static PyTypeObject *__Pyx_ImportType(const char *module_name, const char *class_name, long size, int strict); /*proto*/
|
|
|
|
static PyObject *__Pyx_ImportModule(const char *name); /*proto*/
|
|
|
|
static void __Pyx_AddTraceback(const char *funcname); /*proto*/
|
|
|
|
static int __Pyx_InitStrings(__Pyx_StringTabEntry *t); /*proto*/
|
|
/* Module declarations from cpython.buffer */
|
|
|
|
/* Module declarations from cpython.ref */
|
|
|
|
/* Module declarations from libc.stdio */
|
|
|
|
/* Module declarations from cpython.object */
|
|
|
|
/* Module declarations from libc.stdlib */
|
|
|
|
/* Module declarations from numpy */
|
|
|
|
/* Module declarations from numpy */
|
|
|
|
static PyTypeObject *__pyx_ptype_5numpy_dtype = 0;
|
|
static PyTypeObject *__pyx_ptype_5numpy_flatiter = 0;
|
|
static PyTypeObject *__pyx_ptype_5numpy_broadcast = 0;
|
|
static PyTypeObject *__pyx_ptype_5numpy_ndarray = 0;
|
|
static PyTypeObject *__pyx_ptype_5numpy_ufunc = 0;
|
|
static CYTHON_INLINE PyObject *__pyx_f_5numpy_PyArray_MultiIterNew1(PyObject *); /*proto*/
|
|
static CYTHON_INLINE PyObject *__pyx_f_5numpy_PyArray_MultiIterNew2(PyObject *, PyObject *); /*proto*/
|
|
static CYTHON_INLINE PyObject *__pyx_f_5numpy_PyArray_MultiIterNew3(PyObject *, PyObject *, PyObject *); /*proto*/
|
|
static CYTHON_INLINE PyObject *__pyx_f_5numpy_PyArray_MultiIterNew4(PyObject *, PyObject *, PyObject *, PyObject *); /*proto*/
|
|
static CYTHON_INLINE PyObject *__pyx_f_5numpy_PyArray_MultiIterNew5(PyObject *, PyObject *, PyObject *, PyObject *, PyObject *); /*proto*/
|
|
static CYTHON_INLINE char *__pyx_f_5numpy__util_dtypestring(PyArray_Descr *, char *, char *, int *); /*proto*/
|
|
static CYTHON_INLINE void __pyx_f_5numpy_set_array_base(PyArrayObject *, PyObject *); /*proto*/
|
|
static CYTHON_INLINE PyObject *__pyx_f_5numpy_get_array_base(PyArrayObject *); /*proto*/
|
|
/* Module declarations from cython */
|
|
|
|
/* Module declarations from scikits.learn.utils.graph_shortest_path */
|
|
|
|
static PyArrayObject *__pyx_f_7scikits_5learn_5utils_19graph_shortest_path_FloydWarshall(PyArrayObject *, struct __pyx_opt_args_7scikits_5learn_5utils_19graph_shortest_path_FloydWarshall *__pyx_optional_args); /*proto*/
|
|
static PyArrayObject *__pyx_f_7scikits_5learn_5utils_19graph_shortest_path_Dijkstra(PyObject *, PyArrayObject *, struct __pyx_opt_args_7scikits_5learn_5utils_19graph_shortest_path_Dijkstra *__pyx_optional_args); /*proto*/
|
|
static void __pyx_f_7scikits_5learn_5utils_19graph_shortest_path_initialize_node(struct __pyx_t_7scikits_5learn_5utils_19graph_shortest_path_FibonacciNode *, unsigned int, struct __pyx_opt_args_7scikits_5learn_5utils_19graph_shortest_path_initialize_node *__pyx_optional_args); /*proto*/
|
|
static struct __pyx_t_7scikits_5learn_5utils_19graph_shortest_path_FibonacciNode *__pyx_f_7scikits_5learn_5utils_19graph_shortest_path_rightmost_sibling(struct __pyx_t_7scikits_5learn_5utils_19graph_shortest_path_FibonacciNode *); /*proto*/
|
|
static struct __pyx_t_7scikits_5learn_5utils_19graph_shortest_path_FibonacciNode *__pyx_f_7scikits_5learn_5utils_19graph_shortest_path_leftmost_sibling(struct __pyx_t_7scikits_5learn_5utils_19graph_shortest_path_FibonacciNode *); /*proto*/
|
|
static void __pyx_f_7scikits_5learn_5utils_19graph_shortest_path_add_child(struct __pyx_t_7scikits_5learn_5utils_19graph_shortest_path_FibonacciNode *, struct __pyx_t_7scikits_5learn_5utils_19graph_shortest_path_FibonacciNode *); /*proto*/
|
|
static void __pyx_f_7scikits_5learn_5utils_19graph_shortest_path_add_sibling(struct __pyx_t_7scikits_5learn_5utils_19graph_shortest_path_FibonacciNode *, struct __pyx_t_7scikits_5learn_5utils_19graph_shortest_path_FibonacciNode *); /*proto*/
|
|
static void __pyx_f_7scikits_5learn_5utils_19graph_shortest_path_remove(struct __pyx_t_7scikits_5learn_5utils_19graph_shortest_path_FibonacciNode *); /*proto*/
|
|
static void __pyx_f_7scikits_5learn_5utils_19graph_shortest_path_insert_node(struct __pyx_t_7scikits_5learn_5utils_19graph_shortest_path_FibonacciHeap *, struct __pyx_t_7scikits_5learn_5utils_19graph_shortest_path_FibonacciNode *); /*proto*/
|
|
static void __pyx_f_7scikits_5learn_5utils_19graph_shortest_path_decrease_val(struct __pyx_t_7scikits_5learn_5utils_19graph_shortest_path_FibonacciHeap *, struct __pyx_t_7scikits_5learn_5utils_19graph_shortest_path_FibonacciNode *, __pyx_t_7scikits_5learn_5utils_19graph_shortest_path_DTYPE_t); /*proto*/
|
|
static void __pyx_f_7scikits_5learn_5utils_19graph_shortest_path_link(struct __pyx_t_7scikits_5learn_5utils_19graph_shortest_path_FibonacciHeap *, struct __pyx_t_7scikits_5learn_5utils_19graph_shortest_path_FibonacciNode *); /*proto*/
|
|
static struct __pyx_t_7scikits_5learn_5utils_19graph_shortest_path_FibonacciNode *__pyx_f_7scikits_5learn_5utils_19graph_shortest_path_remove_min(struct __pyx_t_7scikits_5learn_5utils_19graph_shortest_path_FibonacciHeap *); /*proto*/
|
|
static void __pyx_f_7scikits_5learn_5utils_19graph_shortest_path_DijkstraDirectedOneRow(unsigned int, PyArrayObject *, PyArrayObject *, PyArrayObject *, PyArrayObject *, struct __pyx_t_7scikits_5learn_5utils_19graph_shortest_path_FibonacciHeap *, struct __pyx_t_7scikits_5learn_5utils_19graph_shortest_path_FibonacciNode *); /*proto*/
|
|
static void __pyx_f_7scikits_5learn_5utils_19graph_shortest_path_DijkstraOneRow(unsigned int, PyArrayObject *, PyArrayObject *, PyArrayObject *, PyArrayObject *, PyArrayObject *, PyArrayObject *, PyArrayObject *, struct __pyx_t_7scikits_5learn_5utils_19graph_shortest_path_FibonacciHeap *, struct __pyx_t_7scikits_5learn_5utils_19graph_shortest_path_FibonacciNode *); /*proto*/
|
|
static __Pyx_TypeInfo __Pyx_TypeInfo_nn___pyx_t_7scikits_5learn_5utils_19graph_shortest_path_DTYPE_t = { "DTYPE_t", NULL, sizeof(__pyx_t_7scikits_5learn_5utils_19graph_shortest_path_DTYPE_t), 'R' };
|
|
static __Pyx_TypeInfo __Pyx_TypeInfo_nn___pyx_t_7scikits_5learn_5utils_19graph_shortest_path_ITYPE_t = { "ITYPE_t", NULL, sizeof(__pyx_t_7scikits_5learn_5utils_19graph_shortest_path_ITYPE_t), 'I' };
|
|
#define __Pyx_MODULE_NAME "scikits.learn.utils.graph_shortest_path"
|
|
static int __pyx_module_is_main_scikits__learn__utils__graph_shortest_path = 0;
|
|
|
|
/* Implementation of scikits.learn.utils.graph_shortest_path */
|
|
static PyObject *__pyx_builtin_ValueError;
|
|
static PyObject *__pyx_builtin_range;
|
|
static PyObject *__pyx_builtin_RuntimeError;
|
|
static char __pyx_k_2[] = "unrecognized method '%s'";
|
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static char __pyx_k_3[] = "ndarray is not C contiguous";
|
|
static char __pyx_k_5[] = "ndarray is not Fortran contiguous";
|
|
static char __pyx_k_7[] = "Non-native byte order not supported";
|
|
static char __pyx_k_9[] = "unknown dtype code in numpy.pxd (%d)";
|
|
static char __pyx_k_10[] = "Format string allocated too short, see comment in numpy.pxd";
|
|
static char __pyx_k_13[] = "Format string allocated too short.";
|
|
static char __pyx_k_15[] = "\nRoutines for performing shortest-path graph searches\n\nThe main interface is in the function `graph_shortest_path`. This\ncalls cython routines that compute the shortest path using either\nthe Floyd-Warshall algorithm, or Dykstra's algorithm with Fibonacci Heaps.\n";
|
|
static char __pyx_k_16[] = "scipy.sparse";
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static char __pyx_k_17[] = "scikits.learn.utils.graph_shortest_path";
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static char __pyx_k__B[] = "B";
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static char __pyx_k__C[] = "C";
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static char __pyx_k__D[] = "D";
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static char __pyx_k__H[] = "H";
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static char __pyx_k__I[] = "I";
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static char __pyx_k__L[] = "L";
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static char __pyx_k__O[] = "O";
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static char __pyx_k__Q[] = "Q";
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static char __pyx_k__T[] = "T";
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static char __pyx_k__b[] = "b";
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static char __pyx_k__d[] = "d";
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static char __pyx_k__f[] = "f";
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static char __pyx_k__g[] = "g";
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static char __pyx_k__h[] = "h";
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static char __pyx_k__i[] = "i";
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static char __pyx_k__l[] = "l";
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static char __pyx_k__q[] = "q";
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static char __pyx_k__FW[] = "FW";
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static char __pyx_k__Zd[] = "Zd";
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static char __pyx_k__Zf[] = "Zf";
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static char __pyx_k__Zg[] = "Zg";
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static char __pyx_k__np[] = "np";
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static char __pyx_k__buf[] = "buf";
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static char __pyx_k__inf[] = "inf";
|
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static char __pyx_k__obj[] = "obj";
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static char __pyx_k__val[] = "val";
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static char __pyx_k__auto[] = "auto";
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static char __pyx_k__base[] = "base";
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static char __pyx_k__data[] = "data";
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static char __pyx_k__flat[] = "flat";
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static char __pyx_k__ndim[] = "ndim";
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static char __pyx_k__rank[] = "rank";
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static char __pyx_k__DTYPE[] = "DTYPE";
|
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static char __pyx_k__ITYPE[] = "ITYPE";
|
|
static char __pyx_k__descr[] = "descr";
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|
static char __pyx_k__dtype[] = "dtype";
|
|
static char __pyx_k__index[] = "index";
|
|
static char __pyx_k__int32[] = "int32";
|
|
static char __pyx_k__isinf[] = "isinf";
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|
static char __pyx_k__names[] = "names";
|
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static char __pyx_k__numpy[] = "numpy";
|
|
static char __pyx_k__order[] = "order";
|
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static char __pyx_k__range[] = "range";
|
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static char __pyx_k__shape[] = "shape";
|
|
static char __pyx_k__state[] = "state";
|
|
static char __pyx_k__tocsr[] = "tocsr";
|
|
static char __pyx_k__where[] = "where";
|
|
static char __pyx_k__zeros[] = "zeros";
|
|
static char __pyx_k__fields[] = "fields";
|
|
static char __pyx_k__format[] = "format";
|
|
static char __pyx_k__indptr[] = "indptr";
|
|
static char __pyx_k__method[] = "method";
|
|
static char __pyx_k__parent[] = "parent";
|
|
static char __pyx_k__asarray[] = "asarray";
|
|
static char __pyx_k__float64[] = "float64";
|
|
static char __pyx_k__indices[] = "indices";
|
|
static char __pyx_k__strides[] = "strides";
|
|
static char __pyx_k__toarray[] = "toarray";
|
|
static char __pyx_k____main__[] = "__main__";
|
|
static char __pyx_k____test__[] = "__test__";
|
|
static char __pyx_k__children[] = "children";
|
|
static char __pyx_k__directed[] = "directed";
|
|
static char __pyx_k__itemsize[] = "itemsize";
|
|
static char __pyx_k__min_node[] = "min_node";
|
|
static char __pyx_k__readonly[] = "readonly";
|
|
static char __pyx_k__type_num[] = "type_num";
|
|
static char __pyx_k__byteorder[] = "byteorder";
|
|
static char __pyx_k__ValueError[] = "ValueError";
|
|
static char __pyx_k__csr_matrix[] = "csr_matrix";
|
|
static char __pyx_k__isspmatrix[] = "isspmatrix";
|
|
static char __pyx_k__suboffsets[] = "suboffsets";
|
|
static char __pyx_k__dist_matrix[] = "dist_matrix";
|
|
static char __pyx_k__RuntimeError[] = "RuntimeError";
|
|
static char __pyx_k__left_sibling[] = "left_sibling";
|
|
static char __pyx_k__right_sibling[] = "right_sibling";
|
|
static char __pyx_k__roots_by_rank[] = "roots_by_rank";
|
|
static char __pyx_k__isspmatrix_csr[] = "isspmatrix_csr";
|
|
static char __pyx_k__graph_shortest_path[] = "graph_shortest_path";
|
|
static PyObject *__pyx_kp_u_10;
|
|
static PyObject *__pyx_kp_u_13;
|
|
static PyObject *__pyx_n_s_16;
|
|
static PyObject *__pyx_n_s_17;
|
|
static PyObject *__pyx_kp_s_2;
|
|
static PyObject *__pyx_kp_u_3;
|
|
static PyObject *__pyx_kp_u_5;
|
|
static PyObject *__pyx_kp_u_7;
|
|
static PyObject *__pyx_kp_u_9;
|
|
static PyObject *__pyx_n_s__C;
|
|
static PyObject *__pyx_n_s__D;
|
|
static PyObject *__pyx_n_s__DTYPE;
|
|
static PyObject *__pyx_n_s__FW;
|
|
static PyObject *__pyx_n_s__ITYPE;
|
|
static PyObject *__pyx_n_s__RuntimeError;
|
|
static PyObject *__pyx_n_s__T;
|
|
static PyObject *__pyx_n_s__ValueError;
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|
static PyObject *__pyx_n_s____main__;
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|
static PyObject *__pyx_n_s____test__;
|
|
static PyObject *__pyx_n_s__asarray;
|
|
static PyObject *__pyx_n_s__auto;
|
|
static PyObject *__pyx_n_s__base;
|
|
static PyObject *__pyx_n_s__buf;
|
|
static PyObject *__pyx_n_s__byteorder;
|
|
static PyObject *__pyx_n_s__children;
|
|
static PyObject *__pyx_n_s__csr_matrix;
|
|
static PyObject *__pyx_n_s__data;
|
|
static PyObject *__pyx_n_s__descr;
|
|
static PyObject *__pyx_n_s__directed;
|
|
static PyObject *__pyx_n_s__dist_matrix;
|
|
static PyObject *__pyx_n_s__dtype;
|
|
static PyObject *__pyx_n_s__fields;
|
|
static PyObject *__pyx_n_s__flat;
|
|
static PyObject *__pyx_n_s__float64;
|
|
static PyObject *__pyx_n_s__format;
|
|
static PyObject *__pyx_n_s__graph_shortest_path;
|
|
static PyObject *__pyx_n_s__index;
|
|
static PyObject *__pyx_n_s__indices;
|
|
static PyObject *__pyx_n_s__indptr;
|
|
static PyObject *__pyx_n_s__inf;
|
|
static PyObject *__pyx_n_s__int32;
|
|
static PyObject *__pyx_n_s__isinf;
|
|
static PyObject *__pyx_n_s__isspmatrix;
|
|
static PyObject *__pyx_n_s__isspmatrix_csr;
|
|
static PyObject *__pyx_n_s__itemsize;
|
|
static PyObject *__pyx_n_s__left_sibling;
|
|
static PyObject *__pyx_n_s__method;
|
|
static PyObject *__pyx_n_s__min_node;
|
|
static PyObject *__pyx_n_s__names;
|
|
static PyObject *__pyx_n_s__ndim;
|
|
static PyObject *__pyx_n_s__np;
|
|
static PyObject *__pyx_n_s__numpy;
|
|
static PyObject *__pyx_n_s__obj;
|
|
static PyObject *__pyx_n_s__order;
|
|
static PyObject *__pyx_n_s__parent;
|
|
static PyObject *__pyx_n_s__range;
|
|
static PyObject *__pyx_n_s__rank;
|
|
static PyObject *__pyx_n_s__readonly;
|
|
static PyObject *__pyx_n_s__right_sibling;
|
|
static PyObject *__pyx_n_s__roots_by_rank;
|
|
static PyObject *__pyx_n_s__shape;
|
|
static PyObject *__pyx_n_s__state;
|
|
static PyObject *__pyx_n_s__strides;
|
|
static PyObject *__pyx_n_s__suboffsets;
|
|
static PyObject *__pyx_n_s__toarray;
|
|
static PyObject *__pyx_n_s__tocsr;
|
|
static PyObject *__pyx_n_s__type_num;
|
|
static PyObject *__pyx_n_s__val;
|
|
static PyObject *__pyx_n_s__where;
|
|
static PyObject *__pyx_n_s__zeros;
|
|
static PyObject *__pyx_int_0;
|
|
static PyObject *__pyx_int_4;
|
|
static PyObject *__pyx_int_15;
|
|
static PyObject *__pyx_k_1;
|
|
static PyObject *__pyx_k_tuple_4;
|
|
static PyObject *__pyx_k_tuple_6;
|
|
static PyObject *__pyx_k_tuple_8;
|
|
static PyObject *__pyx_k_tuple_11;
|
|
static PyObject *__pyx_k_tuple_12;
|
|
static PyObject *__pyx_k_tuple_14;
|
|
|
|
/* "scikits/learn/utils/graph_shortest_path.pyx":28
|
|
*
|
|
*
|
|
* def graph_shortest_path(dist_matrix, directed=True, method='auto'): # <<<<<<<<<<<<<<
|
|
* """
|
|
* Perform a shortest-path graph search on a positive directed or
|
|
*/
|
|
|
|
static PyObject *__pyx_pf_7scikits_5learn_5utils_19graph_shortest_path_graph_shortest_path(PyObject *__pyx_self, PyObject *__pyx_args, PyObject *__pyx_kwds); /*proto*/
|
|
static char __pyx_doc_7scikits_5learn_5utils_19graph_shortest_path_graph_shortest_path[] = "\n Perform a shortest-path graph search on a positive directed or\n undirected graph.\n\n Parameters\n ----------\n dist_matrix : arraylike or sparse matrix, shape = (N,N)\n Array of positive distances.\n If vertex i is connected to vertex j, then dist_matrix[i,j] gives\n the distance between the vertices.\n If vertex i is not connected to vertex j, then dist_matrix[i,j] = 0\n directed : boolean\n if True, then find the shortest path on a directed graph: only\n progress from a point to its neighbors, not the other way around.\n if False, then find the shortest path on an undirected graph: the\n algorithm can progress from a point to its neighbors and vice versa.\n method : string ['auto'|'FW'|'D']\n method to use. Options are\n 'auto' : attempt to choose the best method for the current problem\n 'FW' : Floyd-Warshall algorithm. O[N^3]\n 'D' : Dijkstra's algorithm with Fibonacci stacks. O[(k+log(N))N^2]\n\n Returns\n -------\n G : np.ndarray, float, shape = [N,N]\n G[i,j] gives the shortest distance from point i to point j\n along the graph.\n\n Notes\n -----\n As currently implemented, Dijkstra's algorithm does not work for\n graphs with direction-dependent distances when directed == False.\n i.e., if dist_matrix[i,j] and dist_matrix[j,i] are not equal and\n both are nonzero, method='D' will not necessarily yield the correct\n result.\n\n Also, these routines have not been tested for graphs with negative\n distances. Negative distances can lead to infinite cycles that must\n be handled by specialized algorithms.\n ";
|
|
static PyMethodDef __pyx_mdef_7scikits_5learn_5utils_19graph_shortest_path_graph_shortest_path = {__Pyx_NAMESTR("graph_shortest_path"), (PyCFunction)__pyx_pf_7scikits_5learn_5utils_19graph_shortest_path_graph_shortest_path, METH_VARARGS|METH_KEYWORDS, __Pyx_DOCSTR(__pyx_doc_7scikits_5learn_5utils_19graph_shortest_path_graph_shortest_path)};
|
|
static PyObject *__pyx_pf_7scikits_5learn_5utils_19graph_shortest_path_graph_shortest_path(PyObject *__pyx_self, PyObject *__pyx_args, PyObject *__pyx_kwds) {
|
|
PyObject *__pyx_v_dist_matrix = 0;
|
|
PyObject *__pyx_v_directed = 0;
|
|
PyObject *__pyx_v_method = 0;
|
|
PyObject *__pyx_v_N;
|
|
Py_ssize_t __pyx_v_Nk;
|
|
PyObject *__pyx_v_graph;
|
|
PyObject *__pyx_r = NULL;
|
|
PyObject *__pyx_t_1 = NULL;
|
|
PyObject *__pyx_t_2 = NULL;
|
|
PyObject *__pyx_t_3 = NULL;
|
|
int __pyx_t_4;
|
|
int __pyx_t_5;
|
|
Py_ssize_t __pyx_t_6;
|
|
PyObject *__pyx_t_7 = NULL;
|
|
int __pyx_t_8;
|
|
struct __pyx_opt_args_7scikits_5learn_5utils_19graph_shortest_path_FloydWarshall __pyx_t_9;
|
|
struct __pyx_opt_args_7scikits_5learn_5utils_19graph_shortest_path_Dijkstra __pyx_t_10;
|
|
static PyObject **__pyx_pyargnames[] = {&__pyx_n_s__dist_matrix,&__pyx_n_s__directed,&__pyx_n_s__method,0};
|
|
__Pyx_RefNannySetupContext("graph_shortest_path");
|
|
__pyx_self = __pyx_self;
|
|
if (unlikely(__pyx_kwds)) {
|
|
Py_ssize_t kw_args = PyDict_Size(__pyx_kwds);
|
|
PyObject* values[3] = {0,0,0};
|
|
values[1] = __pyx_k_1;
|
|
values[2] = ((PyObject *)__pyx_n_s__auto);
|
|
switch (PyTuple_GET_SIZE(__pyx_args)) {
|
|
case 3: values[2] = PyTuple_GET_ITEM(__pyx_args, 2);
|
|
case 2: values[1] = PyTuple_GET_ITEM(__pyx_args, 1);
|
|
case 1: values[0] = PyTuple_GET_ITEM(__pyx_args, 0);
|
|
case 0: break;
|
|
default: goto __pyx_L5_argtuple_error;
|
|
}
|
|
switch (PyTuple_GET_SIZE(__pyx_args)) {
|
|
case 0:
|
|
values[0] = PyDict_GetItem(__pyx_kwds, __pyx_n_s__dist_matrix);
|
|
if (likely(values[0])) kw_args--;
|
|
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/* "scikits/learn/utils/graph_shortest_path.pyx":132
|
|
*
|
|
* # for a non-directed graph, we need to symmetrize the distances
|
|
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|
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|
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|
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|
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/* "scikits/learn/utils/graph_shortest_path.pyx":133
|
|
* # for a non-directed graph, we need to symmetrize the distances
|
|
* if not directed:
|
|
* for i from 0 <= i < N: # <<<<<<<<<<<<<<
|
|
* for j from i + 1 <= j < N:
|
|
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|
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|
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|
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/* "scikits/learn/utils/graph_shortest_path.pyx":134
|
|
* if not directed:
|
|
* for i from 0 <= i < N:
|
|
* for j from i + 1 <= j < N: # <<<<<<<<<<<<<<
|
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|
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for (__pyx_v_j = (__pyx_v_i + 1); __pyx_v_j < __pyx_t_8; __pyx_v_j++) {
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/* "scikits/learn/utils/graph_shortest_path.pyx":135
|
|
* for i from 0 <= i < N:
|
|
* for j from i + 1 <= j < N:
|
|
* if graph[j, i] <= graph[i, j]: # <<<<<<<<<<<<<<
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|
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__pyx_t_10 = __pyx_v_i;
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if (__pyx_t_6) {
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/* "scikits/learn/utils/graph_shortest_path.pyx":136
|
|
* for j from i + 1 <= j < N:
|
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|
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*__Pyx_BufPtrCContig2d(__pyx_t_7scikits_5learn_5utils_19graph_shortest_path_DTYPE_t *, __pyx_bstruct_graph.buf, __pyx_t_15, __pyx_bstride_0_graph, __pyx_t_16, __pyx_bstride_1_graph) = (*__Pyx_BufPtrCContig2d(__pyx_t_7scikits_5learn_5utils_19graph_shortest_path_DTYPE_t *, __pyx_bstruct_graph.buf, __pyx_t_13, __pyx_bstride_0_graph, __pyx_t_14, __pyx_bstride_1_graph));
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goto __pyx_L8;
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/* "scikits/learn/utils/graph_shortest_path.pyx":141
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*
|
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/* "scikits/learn/utils/graph_shortest_path.pyx":142
|
|
* #now perform the Floyd-Warshall algorithm
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* for k from 0 <= k < N:
|
|
* for i from 0 <= i < N: # <<<<<<<<<<<<<<
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for (__pyx_v_i = 0; __pyx_v_i < __pyx_t_8; __pyx_v_i++) {
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/* "scikits/learn/utils/graph_shortest_path.pyx":143
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* for k from 0 <= k < N:
|
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* for i from 0 <= i < N:
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* if graph[i, k] == infinity: # <<<<<<<<<<<<<<
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* continue
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if (__pyx_t_6) {
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/* "scikits/learn/utils/graph_shortest_path.pyx":144
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/* "scikits/learn/utils/graph_shortest_path.pyx":145
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/* "scikits/learn/utils/graph_shortest_path.pyx":146
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/* "scikits/learn/utils/graph_shortest_path.pyx":205
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* indptr = np.asarray(dist_matrix.indptr, dtype=ITYPE, order='C')
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/* "scikits/learn/utils/graph_shortest_path.pyx":206
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*
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* for i from 0 <= i < N: # <<<<<<<<<<<<<<
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/* "scikits/learn/utils/graph_shortest_path.pyx":214
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* DijkstraDirectedOneRow(i,
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* neighbors, distances, indptr,
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* dist_matrix_T = dist_matrix.T.tocsr()
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*
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* distances2 = np.asarray(dist_matrix_T.data,
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__Pyx_DECREF(((PyObject *)__pyx_v_neighbors2));
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/* "scikits/learn/utils/graph_shortest_path.pyx":224
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* neighbors2 = np.asarray(dist_matrix_T.indices,
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* dtype=ITYPE, order='C')
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*
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/* "scikits/learn/utils/graph_shortest_path.pyx":227
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|
* dtype=ITYPE, order='C')
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*
|
|
* for i from 0 <= i < N: # <<<<<<<<<<<<<<
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* DijkstraOneRow(i,
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* neighbors, distances, indptr,
|
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/* "scikits/learn/utils/graph_shortest_path.pyx":231
|
|
* neighbors, distances, indptr,
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* neighbors2, distances2, indptr2,
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/* "scikits/learn/utils/graph_shortest_path.pyx":232
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|
* neighbors2, distances2, indptr2,
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|
* graph,
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|
|
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|
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*
|
|
*/
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/* "scikits/learn/utils/graph_shortest_path.pyx":233
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* graph,
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|
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/* "scikits/learn/utils/graph_shortest_path.pyx":235
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* nodes)
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*
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*
|
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*/
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|
*
|
|
*
|
|
* cdef void initialize_node(FibonacciNode* node, # <<<<<<<<<<<<<<
|
|
* unsigned int index,
|
|
* DTYPE_t val=0):
|
|
*/
|
|
|
|
static void __pyx_f_7scikits_5learn_5utils_19graph_shortest_path_initialize_node(struct __pyx_t_7scikits_5learn_5utils_19graph_shortest_path_FibonacciNode *__pyx_v_node, unsigned int __pyx_v_index, struct __pyx_opt_args_7scikits_5learn_5utils_19graph_shortest_path_initialize_node *__pyx_optional_args) {
|
|
|
|
/* "scikits/learn/utils/graph_shortest_path.pyx":259
|
|
* cdef void initialize_node(FibonacciNode* node,
|
|
* unsigned int index,
|
|
* DTYPE_t val=0): # <<<<<<<<<<<<<<
|
|
* # Assumptions: - node is a valid pointer
|
|
* # - node is not currently part of a heap
|
|
*/
|
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__pyx_t_7scikits_5learn_5utils_19graph_shortest_path_DTYPE_t __pyx_v_val = ((__pyx_t_7scikits_5learn_5utils_19graph_shortest_path_DTYPE_t)0.0);
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}
|
|
|
|
/* "scikits/learn/utils/graph_shortest_path.pyx":262
|
|
* # Assumptions: - node is a valid pointer
|
|
* # - node is not currently part of a heap
|
|
* node.index = index # <<<<<<<<<<<<<<
|
|
* node.val = val
|
|
* node.rank = 0
|
|
*/
|
|
__pyx_v_node->index = __pyx_v_index;
|
|
|
|
/* "scikits/learn/utils/graph_shortest_path.pyx":263
|
|
* # - node is not currently part of a heap
|
|
* node.index = index
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|
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|
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|
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|
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*/
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__pyx_v_node->val = __pyx_v_val;
|
|
|
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/* "scikits/learn/utils/graph_shortest_path.pyx":264
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|
* node.index = index
|
|
* node.val = val
|
|
* node.rank = 0 # <<<<<<<<<<<<<<
|
|
* node.state = 0 # 0 -> NOT_IN_HEAP
|
|
*
|
|
*/
|
|
__pyx_v_node->rank = 0;
|
|
|
|
/* "scikits/learn/utils/graph_shortest_path.pyx":265
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|
* node.val = val
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|
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/* "scikits/learn/utils/graph_shortest_path.pyx":267
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* node.state = 0 # 0 -> NOT_IN_HEAP
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*
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*/
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|
|
|
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/* "scikits/learn/utils/graph_shortest_path.pyx":268
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|
*
|
|
* node.parent = NULL
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* node.left_sibling = NULL # <<<<<<<<<<<<<<
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* node.right_sibling = NULL
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|
* node.children = NULL
|
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*/
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__pyx_v_node->left_sibling = NULL;
|
|
|
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/* "scikits/learn/utils/graph_shortest_path.pyx":269
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* node.parent = NULL
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* node.right_sibling = NULL # <<<<<<<<<<<<<<
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*
|
|
*/
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__pyx_v_node->right_sibling = NULL;
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|
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/* "scikits/learn/utils/graph_shortest_path.pyx":270
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|
* node.left_sibling = NULL
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|
* node.right_sibling = NULL
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|
|
*
|
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*
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*/
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__Pyx_RefNannyFinishContext();
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/* "scikits/learn/utils/graph_shortest_path.pyx":273
|
|
*
|
|
*
|
|
* cdef FibonacciNode* rightmost_sibling(FibonacciNode* node): # <<<<<<<<<<<<<<
|
|
* # Assumptions: - node is a valid pointer
|
|
* cdef FibonacciNode* temp = node
|
|
*/
|
|
|
|
static struct __pyx_t_7scikits_5learn_5utils_19graph_shortest_path_FibonacciNode *__pyx_f_7scikits_5learn_5utils_19graph_shortest_path_rightmost_sibling(struct __pyx_t_7scikits_5learn_5utils_19graph_shortest_path_FibonacciNode *__pyx_v_node) {
|
|
struct __pyx_t_7scikits_5learn_5utils_19graph_shortest_path_FibonacciNode *__pyx_v_temp;
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struct __pyx_t_7scikits_5learn_5utils_19graph_shortest_path_FibonacciNode *__pyx_r;
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int __pyx_t_1;
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__Pyx_RefNannySetupContext("rightmost_sibling");
|
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|
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/* "scikits/learn/utils/graph_shortest_path.pyx":275
|
|
* cdef FibonacciNode* rightmost_sibling(FibonacciNode* node):
|
|
* # Assumptions: - node is a valid pointer
|
|
* cdef FibonacciNode* temp = node # <<<<<<<<<<<<<<
|
|
* while(temp.right_sibling):
|
|
* temp = temp.right_sibling
|
|
*/
|
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__pyx_v_temp = __pyx_v_node;
|
|
|
|
/* "scikits/learn/utils/graph_shortest_path.pyx":276
|
|
* # Assumptions: - node is a valid pointer
|
|
* cdef FibonacciNode* temp = node
|
|
* while(temp.right_sibling): # <<<<<<<<<<<<<<
|
|
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|
|
* return temp
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|
*/
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|
|
__pyx_t_1 = (__pyx_v_temp->right_sibling != 0);
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|
|
|
|
/* "scikits/learn/utils/graph_shortest_path.pyx":277
|
|
* cdef FibonacciNode* temp = node
|
|
* while(temp.right_sibling):
|
|
* temp = temp.right_sibling # <<<<<<<<<<<<<<
|
|
* return temp
|
|
*
|
|
*/
|
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|
|
|
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/* "scikits/learn/utils/graph_shortest_path.pyx":278
|
|
* while(temp.right_sibling):
|
|
* temp = temp.right_sibling
|
|
* return temp # <<<<<<<<<<<<<<
|
|
*
|
|
*
|
|
*/
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/* "scikits/learn/utils/graph_shortest_path.pyx":281
|
|
*
|
|
*
|
|
* cdef FibonacciNode* leftmost_sibling(FibonacciNode* node): # <<<<<<<<<<<<<<
|
|
* # Assumptions: - node is a valid pointer
|
|
* cdef FibonacciNode* temp = node
|
|
*/
|
|
|
|
static struct __pyx_t_7scikits_5learn_5utils_19graph_shortest_path_FibonacciNode *__pyx_f_7scikits_5learn_5utils_19graph_shortest_path_leftmost_sibling(struct __pyx_t_7scikits_5learn_5utils_19graph_shortest_path_FibonacciNode *__pyx_v_node) {
|
|
struct __pyx_t_7scikits_5learn_5utils_19graph_shortest_path_FibonacciNode *__pyx_v_temp;
|
|
struct __pyx_t_7scikits_5learn_5utils_19graph_shortest_path_FibonacciNode *__pyx_r;
|
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int __pyx_t_1;
|
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__Pyx_RefNannySetupContext("leftmost_sibling");
|
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|
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/* "scikits/learn/utils/graph_shortest_path.pyx":283
|
|
* cdef FibonacciNode* leftmost_sibling(FibonacciNode* node):
|
|
* # Assumptions: - node is a valid pointer
|
|
* cdef FibonacciNode* temp = node # <<<<<<<<<<<<<<
|
|
* while(temp.left_sibling):
|
|
* temp = temp.left_sibling
|
|
*/
|
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__pyx_v_temp = __pyx_v_node;
|
|
|
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/* "scikits/learn/utils/graph_shortest_path.pyx":284
|
|
* # Assumptions: - node is a valid pointer
|
|
* cdef FibonacciNode* temp = node
|
|
* while(temp.left_sibling): # <<<<<<<<<<<<<<
|
|
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|
|
* return temp
|
|
*/
|
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while (1) {
|
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__pyx_t_1 = (__pyx_v_temp->left_sibling != 0);
|
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|
|
|
|
/* "scikits/learn/utils/graph_shortest_path.pyx":285
|
|
* cdef FibonacciNode* temp = node
|
|
* while(temp.left_sibling):
|
|
* temp = temp.left_sibling # <<<<<<<<<<<<<<
|
|
* return temp
|
|
*
|
|
*/
|
|
__pyx_v_temp = __pyx_v_temp->left_sibling;
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|
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/* "scikits/learn/utils/graph_shortest_path.pyx":286
|
|
* while(temp.left_sibling):
|
|
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|
|
* return temp # <<<<<<<<<<<<<<
|
|
*
|
|
*
|
|
*/
|
|
__pyx_r = __pyx_v_temp;
|
|
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|
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|
|
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/* "scikits/learn/utils/graph_shortest_path.pyx":289
|
|
*
|
|
*
|
|
* cdef void add_child(FibonacciNode* node, FibonacciNode* new_child): # <<<<<<<<<<<<<<
|
|
* # Assumptions: - node is a valid pointer
|
|
* # - new_child is a valid pointer
|
|
*/
|
|
|
|
static void __pyx_f_7scikits_5learn_5utils_19graph_shortest_path_add_child(struct __pyx_t_7scikits_5learn_5utils_19graph_shortest_path_FibonacciNode *__pyx_v_node, struct __pyx_t_7scikits_5learn_5utils_19graph_shortest_path_FibonacciNode *__pyx_v_new_child) {
|
|
int __pyx_t_1;
|
|
__Pyx_RefNannySetupContext("add_child");
|
|
|
|
/* "scikits/learn/utils/graph_shortest_path.pyx":293
|
|
* # - new_child is a valid pointer
|
|
* # - new_child is not the sibling or child of another node
|
|
* new_child.parent = node # <<<<<<<<<<<<<<
|
|
*
|
|
* if node.children:
|
|
*/
|
|
__pyx_v_new_child->parent = __pyx_v_node;
|
|
|
|
/* "scikits/learn/utils/graph_shortest_path.pyx":295
|
|
* new_child.parent = node
|
|
*
|
|
* if node.children: # <<<<<<<<<<<<<<
|
|
* add_sibling(node.children, new_child)
|
|
* else:
|
|
*/
|
|
__pyx_t_1 = (__pyx_v_node->children != 0);
|
|
if (__pyx_t_1) {
|
|
|
|
/* "scikits/learn/utils/graph_shortest_path.pyx":296
|
|
*
|
|
* if node.children:
|
|
* add_sibling(node.children, new_child) # <<<<<<<<<<<<<<
|
|
* else:
|
|
* node.children = new_child
|
|
*/
|
|
__pyx_f_7scikits_5learn_5utils_19graph_shortest_path_add_sibling(__pyx_v_node->children, __pyx_v_new_child);
|
|
goto __pyx_L3;
|
|
}
|
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/*else*/ {
|
|
|
|
/* "scikits/learn/utils/graph_shortest_path.pyx":298
|
|
* add_sibling(node.children, new_child)
|
|
* else:
|
|
* node.children = new_child # <<<<<<<<<<<<<<
|
|
* new_child.right_sibling = NULL
|
|
* new_child.left_sibling = NULL
|
|
*/
|
|
__pyx_v_node->children = __pyx_v_new_child;
|
|
|
|
/* "scikits/learn/utils/graph_shortest_path.pyx":299
|
|
* else:
|
|
* node.children = new_child
|
|
* new_child.right_sibling = NULL # <<<<<<<<<<<<<<
|
|
* new_child.left_sibling = NULL
|
|
* node.rank = 1
|
|
*/
|
|
__pyx_v_new_child->right_sibling = NULL;
|
|
|
|
/* "scikits/learn/utils/graph_shortest_path.pyx":300
|
|
* node.children = new_child
|
|
* new_child.right_sibling = NULL
|
|
* new_child.left_sibling = NULL # <<<<<<<<<<<<<<
|
|
* node.rank = 1
|
|
*
|
|
*/
|
|
__pyx_v_new_child->left_sibling = NULL;
|
|
|
|
/* "scikits/learn/utils/graph_shortest_path.pyx":301
|
|
* new_child.right_sibling = NULL
|
|
* new_child.left_sibling = NULL
|
|
* node.rank = 1 # <<<<<<<<<<<<<<
|
|
*
|
|
*
|
|
*/
|
|
__pyx_v_node->rank = 1;
|
|
}
|
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__pyx_L3:;
|
|
|
|
__Pyx_RefNannyFinishContext();
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}
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/* "scikits/learn/utils/graph_shortest_path.pyx":304
|
|
*
|
|
*
|
|
* cdef void add_sibling(FibonacciNode* node, FibonacciNode* new_sibling): # <<<<<<<<<<<<<<
|
|
* # Assumptions: - node is a valid pointer
|
|
* # - new_sibling is a valid pointer
|
|
*/
|
|
|
|
static void __pyx_f_7scikits_5learn_5utils_19graph_shortest_path_add_sibling(struct __pyx_t_7scikits_5learn_5utils_19graph_shortest_path_FibonacciNode *__pyx_v_node, struct __pyx_t_7scikits_5learn_5utils_19graph_shortest_path_FibonacciNode *__pyx_v_new_sibling) {
|
|
struct __pyx_t_7scikits_5learn_5utils_19graph_shortest_path_FibonacciNode *__pyx_v_temp;
|
|
int __pyx_t_1;
|
|
__Pyx_RefNannySetupContext("add_sibling");
|
|
|
|
/* "scikits/learn/utils/graph_shortest_path.pyx":308
|
|
* # - new_sibling is a valid pointer
|
|
* # - new_sibling is not the child or sibling of another node
|
|
* cdef FibonacciNode* temp = rightmost_sibling(node) # <<<<<<<<<<<<<<
|
|
* temp.right_sibling = new_sibling
|
|
* new_sibling.left_sibling = temp
|
|
*/
|
|
__pyx_v_temp = __pyx_f_7scikits_5learn_5utils_19graph_shortest_path_rightmost_sibling(__pyx_v_node);
|
|
|
|
/* "scikits/learn/utils/graph_shortest_path.pyx":309
|
|
* # - new_sibling is not the child or sibling of another node
|
|
* cdef FibonacciNode* temp = rightmost_sibling(node)
|
|
* temp.right_sibling = new_sibling # <<<<<<<<<<<<<<
|
|
* new_sibling.left_sibling = temp
|
|
* new_sibling.right_sibling = NULL
|
|
*/
|
|
__pyx_v_temp->right_sibling = __pyx_v_new_sibling;
|
|
|
|
/* "scikits/learn/utils/graph_shortest_path.pyx":310
|
|
* cdef FibonacciNode* temp = rightmost_sibling(node)
|
|
* temp.right_sibling = new_sibling
|
|
* new_sibling.left_sibling = temp # <<<<<<<<<<<<<<
|
|
* new_sibling.right_sibling = NULL
|
|
* new_sibling.parent = node.parent
|
|
*/
|
|
__pyx_v_new_sibling->left_sibling = __pyx_v_temp;
|
|
|
|
/* "scikits/learn/utils/graph_shortest_path.pyx":311
|
|
* temp.right_sibling = new_sibling
|
|
* new_sibling.left_sibling = temp
|
|
* new_sibling.right_sibling = NULL # <<<<<<<<<<<<<<
|
|
* new_sibling.parent = node.parent
|
|
* if new_sibling.parent:
|
|
*/
|
|
__pyx_v_new_sibling->right_sibling = NULL;
|
|
|
|
/* "scikits/learn/utils/graph_shortest_path.pyx":312
|
|
* new_sibling.left_sibling = temp
|
|
* new_sibling.right_sibling = NULL
|
|
* new_sibling.parent = node.parent # <<<<<<<<<<<<<<
|
|
* if new_sibling.parent:
|
|
* new_sibling.parent.rank += 1
|
|
*/
|
|
__pyx_v_new_sibling->parent = __pyx_v_node->parent;
|
|
|
|
/* "scikits/learn/utils/graph_shortest_path.pyx":313
|
|
* new_sibling.right_sibling = NULL
|
|
* new_sibling.parent = node.parent
|
|
* if new_sibling.parent: # <<<<<<<<<<<<<<
|
|
* new_sibling.parent.rank += 1
|
|
*
|
|
*/
|
|
__pyx_t_1 = (__pyx_v_new_sibling->parent != 0);
|
|
if (__pyx_t_1) {
|
|
|
|
/* "scikits/learn/utils/graph_shortest_path.pyx":314
|
|
* new_sibling.parent = node.parent
|
|
* if new_sibling.parent:
|
|
* new_sibling.parent.rank += 1 # <<<<<<<<<<<<<<
|
|
*
|
|
*
|
|
*/
|
|
__pyx_v_new_sibling->parent->rank = (__pyx_v_new_sibling->parent->rank + 1);
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goto __pyx_L3;
|
|
}
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|
__pyx_L3:;
|
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|
|
__Pyx_RefNannyFinishContext();
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}
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|
/* "scikits/learn/utils/graph_shortest_path.pyx":317
|
|
*
|
|
*
|
|
* cdef void remove(FibonacciNode* node): # <<<<<<<<<<<<<<
|
|
* # Assumptions: - node is a valid pointer
|
|
* if node.parent:
|
|
*/
|
|
|
|
static void __pyx_f_7scikits_5learn_5utils_19graph_shortest_path_remove(struct __pyx_t_7scikits_5learn_5utils_19graph_shortest_path_FibonacciNode *__pyx_v_node) {
|
|
int __pyx_t_1;
|
|
__Pyx_RefNannySetupContext("remove");
|
|
|
|
/* "scikits/learn/utils/graph_shortest_path.pyx":319
|
|
* cdef void remove(FibonacciNode* node):
|
|
* # Assumptions: - node is a valid pointer
|
|
* if node.parent: # <<<<<<<<<<<<<<
|
|
* node.parent.rank -= 1
|
|
* if node.left_sibling:
|
|
*/
|
|
__pyx_t_1 = (__pyx_v_node->parent != 0);
|
|
if (__pyx_t_1) {
|
|
|
|
/* "scikits/learn/utils/graph_shortest_path.pyx":320
|
|
* # Assumptions: - node is a valid pointer
|
|
* if node.parent:
|
|
* node.parent.rank -= 1 # <<<<<<<<<<<<<<
|
|
* if node.left_sibling:
|
|
* node.parent.children = node.left_sibling
|
|
*/
|
|
__pyx_v_node->parent->rank = (__pyx_v_node->parent->rank - 1);
|
|
|
|
/* "scikits/learn/utils/graph_shortest_path.pyx":321
|
|
* if node.parent:
|
|
* node.parent.rank -= 1
|
|
* if node.left_sibling: # <<<<<<<<<<<<<<
|
|
* node.parent.children = node.left_sibling
|
|
* elif node.right_sibling:
|
|
*/
|
|
__pyx_t_1 = (__pyx_v_node->left_sibling != 0);
|
|
if (__pyx_t_1) {
|
|
|
|
/* "scikits/learn/utils/graph_shortest_path.pyx":322
|
|
* node.parent.rank -= 1
|
|
* if node.left_sibling:
|
|
* node.parent.children = node.left_sibling # <<<<<<<<<<<<<<
|
|
* elif node.right_sibling:
|
|
* node.parent.children = node.right_sibling
|
|
*/
|
|
__pyx_v_node->parent->children = __pyx_v_node->left_sibling;
|
|
goto __pyx_L4;
|
|
}
|
|
|
|
/* "scikits/learn/utils/graph_shortest_path.pyx":323
|
|
* if node.left_sibling:
|
|
* node.parent.children = node.left_sibling
|
|
* elif node.right_sibling: # <<<<<<<<<<<<<<
|
|
* node.parent.children = node.right_sibling
|
|
* else:
|
|
*/
|
|
__pyx_t_1 = (__pyx_v_node->right_sibling != 0);
|
|
if (__pyx_t_1) {
|
|
|
|
/* "scikits/learn/utils/graph_shortest_path.pyx":324
|
|
* node.parent.children = node.left_sibling
|
|
* elif node.right_sibling:
|
|
* node.parent.children = node.right_sibling # <<<<<<<<<<<<<<
|
|
* else:
|
|
* node.parent.children = NULL
|
|
*/
|
|
__pyx_v_node->parent->children = __pyx_v_node->right_sibling;
|
|
goto __pyx_L4;
|
|
}
|
|
/*else*/ {
|
|
|
|
/* "scikits/learn/utils/graph_shortest_path.pyx":326
|
|
* node.parent.children = node.right_sibling
|
|
* else:
|
|
* node.parent.children = NULL # <<<<<<<<<<<<<<
|
|
*
|
|
* if node.left_sibling:
|
|
*/
|
|
__pyx_v_node->parent->children = NULL;
|
|
}
|
|
__pyx_L4:;
|
|
goto __pyx_L3;
|
|
}
|
|
__pyx_L3:;
|
|
|
|
/* "scikits/learn/utils/graph_shortest_path.pyx":328
|
|
* node.parent.children = NULL
|
|
*
|
|
* if node.left_sibling: # <<<<<<<<<<<<<<
|
|
* node.left_sibling.right_sibling = node.right_sibling
|
|
* if node.right_sibling:
|
|
*/
|
|
__pyx_t_1 = (__pyx_v_node->left_sibling != 0);
|
|
if (__pyx_t_1) {
|
|
|
|
/* "scikits/learn/utils/graph_shortest_path.pyx":329
|
|
*
|
|
* if node.left_sibling:
|
|
* node.left_sibling.right_sibling = node.right_sibling # <<<<<<<<<<<<<<
|
|
* if node.right_sibling:
|
|
* node.right_sibling.left_sibling = node.left_sibling
|
|
*/
|
|
__pyx_v_node->left_sibling->right_sibling = __pyx_v_node->right_sibling;
|
|
goto __pyx_L5;
|
|
}
|
|
__pyx_L5:;
|
|
|
|
/* "scikits/learn/utils/graph_shortest_path.pyx":330
|
|
* if node.left_sibling:
|
|
* node.left_sibling.right_sibling = node.right_sibling
|
|
* if node.right_sibling: # <<<<<<<<<<<<<<
|
|
* node.right_sibling.left_sibling = node.left_sibling
|
|
*
|
|
*/
|
|
__pyx_t_1 = (__pyx_v_node->right_sibling != 0);
|
|
if (__pyx_t_1) {
|
|
|
|
/* "scikits/learn/utils/graph_shortest_path.pyx":331
|
|
* node.left_sibling.right_sibling = node.right_sibling
|
|
* if node.right_sibling:
|
|
* node.right_sibling.left_sibling = node.left_sibling # <<<<<<<<<<<<<<
|
|
*
|
|
* node.left_sibling = NULL
|
|
*/
|
|
__pyx_v_node->right_sibling->left_sibling = __pyx_v_node->left_sibling;
|
|
goto __pyx_L6;
|
|
}
|
|
__pyx_L6:;
|
|
|
|
/* "scikits/learn/utils/graph_shortest_path.pyx":333
|
|
* node.right_sibling.left_sibling = node.left_sibling
|
|
*
|
|
* node.left_sibling = NULL # <<<<<<<<<<<<<<
|
|
* node.right_sibling = NULL
|
|
* node.parent = NULL
|
|
*/
|
|
__pyx_v_node->left_sibling = NULL;
|
|
|
|
/* "scikits/learn/utils/graph_shortest_path.pyx":334
|
|
*
|
|
* node.left_sibling = NULL
|
|
* node.right_sibling = NULL # <<<<<<<<<<<<<<
|
|
* node.parent = NULL
|
|
*
|
|
*/
|
|
__pyx_v_node->right_sibling = NULL;
|
|
|
|
/* "scikits/learn/utils/graph_shortest_path.pyx":335
|
|
* node.left_sibling = NULL
|
|
* node.right_sibling = NULL
|
|
* node.parent = NULL # <<<<<<<<<<<<<<
|
|
*
|
|
*
|
|
*/
|
|
__pyx_v_node->parent = NULL;
|
|
|
|
__Pyx_RefNannyFinishContext();
|
|
}
|
|
|
|
/* "scikits/learn/utils/graph_shortest_path.pyx":351
|
|
*
|
|
*
|
|
* cdef void insert_node(FibonacciHeap* heap, # <<<<<<<<<<<<<<
|
|
* FibonacciNode* node):
|
|
* # Assumptions: - heap is a valid pointer
|
|
*/
|
|
|
|
static void __pyx_f_7scikits_5learn_5utils_19graph_shortest_path_insert_node(struct __pyx_t_7scikits_5learn_5utils_19graph_shortest_path_FibonacciHeap *__pyx_v_heap, struct __pyx_t_7scikits_5learn_5utils_19graph_shortest_path_FibonacciNode *__pyx_v_node) {
|
|
int __pyx_t_1;
|
|
__Pyx_RefNannySetupContext("insert_node");
|
|
|
|
/* "scikits/learn/utils/graph_shortest_path.pyx":356
|
|
* # - node is a valid pointer
|
|
* # - node is not the child or sibling of another node
|
|
* if heap.min_node: # <<<<<<<<<<<<<<
|
|
* add_sibling(heap.min_node, node)
|
|
* if node.val < heap.min_node.val:
|
|
*/
|
|
__pyx_t_1 = (__pyx_v_heap->min_node != 0);
|
|
if (__pyx_t_1) {
|
|
|
|
/* "scikits/learn/utils/graph_shortest_path.pyx":357
|
|
* # - node is not the child or sibling of another node
|
|
* if heap.min_node:
|
|
* add_sibling(heap.min_node, node) # <<<<<<<<<<<<<<
|
|
* if node.val < heap.min_node.val:
|
|
* heap.min_node = node
|
|
*/
|
|
__pyx_f_7scikits_5learn_5utils_19graph_shortest_path_add_sibling(__pyx_v_heap->min_node, __pyx_v_node);
|
|
|
|
/* "scikits/learn/utils/graph_shortest_path.pyx":358
|
|
* if heap.min_node:
|
|
* add_sibling(heap.min_node, node)
|
|
* if node.val < heap.min_node.val: # <<<<<<<<<<<<<<
|
|
* heap.min_node = node
|
|
* else:
|
|
*/
|
|
__pyx_t_1 = (__pyx_v_node->val < __pyx_v_heap->min_node->val);
|
|
if (__pyx_t_1) {
|
|
|
|
/* "scikits/learn/utils/graph_shortest_path.pyx":359
|
|
* add_sibling(heap.min_node, node)
|
|
* if node.val < heap.min_node.val:
|
|
* heap.min_node = node # <<<<<<<<<<<<<<
|
|
* else:
|
|
* heap.min_node = node
|
|
*/
|
|
__pyx_v_heap->min_node = __pyx_v_node;
|
|
goto __pyx_L4;
|
|
}
|
|
__pyx_L4:;
|
|
goto __pyx_L3;
|
|
}
|
|
/*else*/ {
|
|
|
|
/* "scikits/learn/utils/graph_shortest_path.pyx":361
|
|
* heap.min_node = node
|
|
* else:
|
|
* heap.min_node = node # <<<<<<<<<<<<<<
|
|
*
|
|
*
|
|
*/
|
|
__pyx_v_heap->min_node = __pyx_v_node;
|
|
}
|
|
__pyx_L3:;
|
|
|
|
__Pyx_RefNannyFinishContext();
|
|
}
|
|
|
|
/* "scikits/learn/utils/graph_shortest_path.pyx":364
|
|
*
|
|
*
|
|
* cdef void decrease_val(FibonacciHeap* heap, # <<<<<<<<<<<<<<
|
|
* FibonacciNode* node,
|
|
* DTYPE_t newval):
|
|
*/
|
|
|
|
static void __pyx_f_7scikits_5learn_5utils_19graph_shortest_path_decrease_val(struct __pyx_t_7scikits_5learn_5utils_19graph_shortest_path_FibonacciHeap *__pyx_v_heap, struct __pyx_t_7scikits_5learn_5utils_19graph_shortest_path_FibonacciNode *__pyx_v_node, __pyx_t_7scikits_5learn_5utils_19graph_shortest_path_DTYPE_t __pyx_v_newval) {
|
|
int __pyx_t_1;
|
|
int __pyx_t_2;
|
|
__Pyx_RefNannySetupContext("decrease_val");
|
|
|
|
/* "scikits/learn/utils/graph_shortest_path.pyx":371
|
|
* # - node is a valid pointer
|
|
* # - node is not the child or sibling of another node
|
|
* node.val = newval # <<<<<<<<<<<<<<
|
|
* if node.parent and (node.parent.val >= newval):
|
|
* remove(node)
|
|
*/
|
|
__pyx_v_node->val = __pyx_v_newval;
|
|
|
|
/* "scikits/learn/utils/graph_shortest_path.pyx":372
|
|
* # - node is not the child or sibling of another node
|
|
* node.val = newval
|
|
* if node.parent and (node.parent.val >= newval): # <<<<<<<<<<<<<<
|
|
* remove(node)
|
|
* insert_node(heap, node)
|
|
*/
|
|
if ((__pyx_v_node->parent != 0)) {
|
|
__pyx_t_1 = (__pyx_v_node->parent->val >= __pyx_v_newval);
|
|
__pyx_t_2 = __pyx_t_1;
|
|
} else {
|
|
__pyx_t_2 = (__pyx_v_node->parent != 0);
|
|
}
|
|
if (__pyx_t_2) {
|
|
|
|
/* "scikits/learn/utils/graph_shortest_path.pyx":373
|
|
* node.val = newval
|
|
* if node.parent and (node.parent.val >= newval):
|
|
* remove(node) # <<<<<<<<<<<<<<
|
|
* insert_node(heap, node)
|
|
*
|
|
*/
|
|
__pyx_f_7scikits_5learn_5utils_19graph_shortest_path_remove(__pyx_v_node);
|
|
|
|
/* "scikits/learn/utils/graph_shortest_path.pyx":374
|
|
* if node.parent and (node.parent.val >= newval):
|
|
* remove(node)
|
|
* insert_node(heap, node) # <<<<<<<<<<<<<<
|
|
*
|
|
*
|
|
*/
|
|
__pyx_f_7scikits_5learn_5utils_19graph_shortest_path_insert_node(__pyx_v_heap, __pyx_v_node);
|
|
goto __pyx_L3;
|
|
}
|
|
__pyx_L3:;
|
|
|
|
__Pyx_RefNannyFinishContext();
|
|
}
|
|
|
|
/* "scikits/learn/utils/graph_shortest_path.pyx":377
|
|
*
|
|
*
|
|
* cdef void link(FibonacciHeap* heap, FibonacciNode* node): # <<<<<<<<<<<<<<
|
|
* # Assumptions: - heap is a valid pointer
|
|
* # - node is a valid pointer
|
|
*/
|
|
|
|
static void __pyx_f_7scikits_5learn_5utils_19graph_shortest_path_link(struct __pyx_t_7scikits_5learn_5utils_19graph_shortest_path_FibonacciHeap *__pyx_v_heap, struct __pyx_t_7scikits_5learn_5utils_19graph_shortest_path_FibonacciNode *__pyx_v_node) {
|
|
struct __pyx_t_7scikits_5learn_5utils_19graph_shortest_path_FibonacciNode *__pyx_v_linknode;
|
|
int __pyx_t_1;
|
|
int __pyx_t_2;
|
|
int __pyx_t_3;
|
|
__Pyx_RefNannySetupContext("link");
|
|
|
|
/* "scikits/learn/utils/graph_shortest_path.pyx":384
|
|
* cdef FibonacciNode *linknode, *parent, *child
|
|
*
|
|
* if heap.roots_by_rank[node.rank] == NULL: # <<<<<<<<<<<<<<
|
|
* heap.roots_by_rank[node.rank] = node
|
|
* else:
|
|
*/
|
|
__pyx_t_1 = ((__pyx_v_heap->roots_by_rank[__pyx_v_node->rank]) == NULL);
|
|
if (__pyx_t_1) {
|
|
|
|
/* "scikits/learn/utils/graph_shortest_path.pyx":385
|
|
*
|
|
* if heap.roots_by_rank[node.rank] == NULL:
|
|
* heap.roots_by_rank[node.rank] = node # <<<<<<<<<<<<<<
|
|
* else:
|
|
* linknode = heap.roots_by_rank[node.rank]
|
|
*/
|
|
(__pyx_v_heap->roots_by_rank[__pyx_v_node->rank]) = __pyx_v_node;
|
|
goto __pyx_L3;
|
|
}
|
|
/*else*/ {
|
|
|
|
/* "scikits/learn/utils/graph_shortest_path.pyx":387
|
|
* heap.roots_by_rank[node.rank] = node
|
|
* else:
|
|
* linknode = heap.roots_by_rank[node.rank] # <<<<<<<<<<<<<<
|
|
* heap.roots_by_rank[node.rank] = NULL
|
|
*
|
|
*/
|
|
__pyx_v_linknode = (__pyx_v_heap->roots_by_rank[__pyx_v_node->rank]);
|
|
|
|
/* "scikits/learn/utils/graph_shortest_path.pyx":388
|
|
* else:
|
|
* linknode = heap.roots_by_rank[node.rank]
|
|
* heap.roots_by_rank[node.rank] = NULL # <<<<<<<<<<<<<<
|
|
*
|
|
* if node.val < linknode.val or node == heap.min_node:
|
|
*/
|
|
(__pyx_v_heap->roots_by_rank[__pyx_v_node->rank]) = NULL;
|
|
|
|
/* "scikits/learn/utils/graph_shortest_path.pyx":390
|
|
* heap.roots_by_rank[node.rank] = NULL
|
|
*
|
|
* if node.val < linknode.val or node == heap.min_node: # <<<<<<<<<<<<<<
|
|
* remove(linknode)
|
|
* add_child(node, linknode)
|
|
*/
|
|
__pyx_t_1 = (__pyx_v_node->val < __pyx_v_linknode->val);
|
|
if (!__pyx_t_1) {
|
|
__pyx_t_2 = (__pyx_v_node == __pyx_v_heap->min_node);
|
|
__pyx_t_3 = __pyx_t_2;
|
|
} else {
|
|
__pyx_t_3 = __pyx_t_1;
|
|
}
|
|
if (__pyx_t_3) {
|
|
|
|
/* "scikits/learn/utils/graph_shortest_path.pyx":391
|
|
*
|
|
* if node.val < linknode.val or node == heap.min_node:
|
|
* remove(linknode) # <<<<<<<<<<<<<<
|
|
* add_child(node, linknode)
|
|
* link(heap, node)
|
|
*/
|
|
__pyx_f_7scikits_5learn_5utils_19graph_shortest_path_remove(__pyx_v_linknode);
|
|
|
|
/* "scikits/learn/utils/graph_shortest_path.pyx":392
|
|
* if node.val < linknode.val or node == heap.min_node:
|
|
* remove(linknode)
|
|
* add_child(node, linknode) # <<<<<<<<<<<<<<
|
|
* link(heap, node)
|
|
* else:
|
|
*/
|
|
__pyx_f_7scikits_5learn_5utils_19graph_shortest_path_add_child(__pyx_v_node, __pyx_v_linknode);
|
|
|
|
/* "scikits/learn/utils/graph_shortest_path.pyx":393
|
|
* remove(linknode)
|
|
* add_child(node, linknode)
|
|
* link(heap, node) # <<<<<<<<<<<<<<
|
|
* else:
|
|
* remove(node)
|
|
*/
|
|
__pyx_f_7scikits_5learn_5utils_19graph_shortest_path_link(__pyx_v_heap, __pyx_v_node);
|
|
goto __pyx_L4;
|
|
}
|
|
/*else*/ {
|
|
|
|
/* "scikits/learn/utils/graph_shortest_path.pyx":395
|
|
* link(heap, node)
|
|
* else:
|
|
* remove(node) # <<<<<<<<<<<<<<
|
|
* add_child(linknode, node)
|
|
* link(heap, linknode)
|
|
*/
|
|
__pyx_f_7scikits_5learn_5utils_19graph_shortest_path_remove(__pyx_v_node);
|
|
|
|
/* "scikits/learn/utils/graph_shortest_path.pyx":396
|
|
* else:
|
|
* remove(node)
|
|
* add_child(linknode, node) # <<<<<<<<<<<<<<
|
|
* link(heap, linknode)
|
|
*
|
|
*/
|
|
__pyx_f_7scikits_5learn_5utils_19graph_shortest_path_add_child(__pyx_v_linknode, __pyx_v_node);
|
|
|
|
/* "scikits/learn/utils/graph_shortest_path.pyx":397
|
|
* remove(node)
|
|
* add_child(linknode, node)
|
|
* link(heap, linknode) # <<<<<<<<<<<<<<
|
|
*
|
|
*
|
|
*/
|
|
__pyx_f_7scikits_5learn_5utils_19graph_shortest_path_link(__pyx_v_heap, __pyx_v_linknode);
|
|
}
|
|
__pyx_L4:;
|
|
}
|
|
__pyx_L3:;
|
|
|
|
__Pyx_RefNannyFinishContext();
|
|
}
|
|
|
|
/* "scikits/learn/utils/graph_shortest_path.pyx":400
|
|
*
|
|
*
|
|
* cdef FibonacciNode* remove_min(FibonacciHeap* heap): # <<<<<<<<<<<<<<
|
|
* # Assumptions: - heap is a valid pointer
|
|
* # - heap.min_node is a valid pointer
|
|
*/
|
|
|
|
static struct __pyx_t_7scikits_5learn_5utils_19graph_shortest_path_FibonacciNode *__pyx_f_7scikits_5learn_5utils_19graph_shortest_path_remove_min(struct __pyx_t_7scikits_5learn_5utils_19graph_shortest_path_FibonacciHeap *__pyx_v_heap) {
|
|
struct __pyx_t_7scikits_5learn_5utils_19graph_shortest_path_FibonacciNode *__pyx_v_temp;
|
|
struct __pyx_t_7scikits_5learn_5utils_19graph_shortest_path_FibonacciNode *__pyx_v_temp_right;
|
|
struct __pyx_t_7scikits_5learn_5utils_19graph_shortest_path_FibonacciNode *__pyx_v_out;
|
|
unsigned int __pyx_v_i;
|
|
struct __pyx_t_7scikits_5learn_5utils_19graph_shortest_path_FibonacciNode *__pyx_r;
|
|
int __pyx_t_1;
|
|
__Pyx_RefNannySetupContext("remove_min");
|
|
|
|
/* "scikits/learn/utils/graph_shortest_path.pyx":407
|
|
*
|
|
* # make all min_node children into root nodes
|
|
* if heap.min_node.children: # <<<<<<<<<<<<<<
|
|
* temp = leftmost_sibling(heap.min_node.children)
|
|
* temp_right = NULL
|
|
*/
|
|
__pyx_t_1 = (__pyx_v_heap->min_node->children != 0);
|
|
if (__pyx_t_1) {
|
|
|
|
/* "scikits/learn/utils/graph_shortest_path.pyx":408
|
|
* # make all min_node children into root nodes
|
|
* if heap.min_node.children:
|
|
* temp = leftmost_sibling(heap.min_node.children) # <<<<<<<<<<<<<<
|
|
* temp_right = NULL
|
|
*
|
|
*/
|
|
__pyx_v_temp = __pyx_f_7scikits_5learn_5utils_19graph_shortest_path_leftmost_sibling(__pyx_v_heap->min_node->children);
|
|
|
|
/* "scikits/learn/utils/graph_shortest_path.pyx":409
|
|
* if heap.min_node.children:
|
|
* temp = leftmost_sibling(heap.min_node.children)
|
|
* temp_right = NULL # <<<<<<<<<<<<<<
|
|
*
|
|
* while temp:
|
|
*/
|
|
__pyx_v_temp_right = NULL;
|
|
|
|
/* "scikits/learn/utils/graph_shortest_path.pyx":411
|
|
* temp_right = NULL
|
|
*
|
|
* while temp: # <<<<<<<<<<<<<<
|
|
* temp_right = temp.right_sibling
|
|
* remove(temp)
|
|
*/
|
|
while (1) {
|
|
__pyx_t_1 = (__pyx_v_temp != 0);
|
|
if (!__pyx_t_1) break;
|
|
|
|
/* "scikits/learn/utils/graph_shortest_path.pyx":412
|
|
*
|
|
* while temp:
|
|
* temp_right = temp.right_sibling # <<<<<<<<<<<<<<
|
|
* remove(temp)
|
|
* add_sibling(heap.min_node, temp)
|
|
*/
|
|
__pyx_v_temp_right = __pyx_v_temp->right_sibling;
|
|
|
|
/* "scikits/learn/utils/graph_shortest_path.pyx":413
|
|
* while temp:
|
|
* temp_right = temp.right_sibling
|
|
* remove(temp) # <<<<<<<<<<<<<<
|
|
* add_sibling(heap.min_node, temp)
|
|
* temp = temp_right
|
|
*/
|
|
__pyx_f_7scikits_5learn_5utils_19graph_shortest_path_remove(__pyx_v_temp);
|
|
|
|
/* "scikits/learn/utils/graph_shortest_path.pyx":414
|
|
* temp_right = temp.right_sibling
|
|
* remove(temp)
|
|
* add_sibling(heap.min_node, temp) # <<<<<<<<<<<<<<
|
|
* temp = temp_right
|
|
*
|
|
*/
|
|
__pyx_f_7scikits_5learn_5utils_19graph_shortest_path_add_sibling(__pyx_v_heap->min_node, __pyx_v_temp);
|
|
|
|
/* "scikits/learn/utils/graph_shortest_path.pyx":415
|
|
* remove(temp)
|
|
* add_sibling(heap.min_node, temp)
|
|
* temp = temp_right # <<<<<<<<<<<<<<
|
|
*
|
|
* heap.min_node.children = NULL
|
|
*/
|
|
__pyx_v_temp = __pyx_v_temp_right;
|
|
}
|
|
|
|
/* "scikits/learn/utils/graph_shortest_path.pyx":417
|
|
* temp = temp_right
|
|
*
|
|
* heap.min_node.children = NULL # <<<<<<<<<<<<<<
|
|
*
|
|
* # choose a root node other than min_node
|
|
*/
|
|
__pyx_v_heap->min_node->children = NULL;
|
|
goto __pyx_L3;
|
|
}
|
|
__pyx_L3:;
|
|
|
|
/* "scikits/learn/utils/graph_shortest_path.pyx":420
|
|
*
|
|
* # choose a root node other than min_node
|
|
* temp = leftmost_sibling(heap.min_node) # <<<<<<<<<<<<<<
|
|
* if temp == heap.min_node:
|
|
* if heap.min_node.right_sibling:
|
|
*/
|
|
__pyx_v_temp = __pyx_f_7scikits_5learn_5utils_19graph_shortest_path_leftmost_sibling(__pyx_v_heap->min_node);
|
|
|
|
/* "scikits/learn/utils/graph_shortest_path.pyx":421
|
|
* # choose a root node other than min_node
|
|
* temp = leftmost_sibling(heap.min_node)
|
|
* if temp == heap.min_node: # <<<<<<<<<<<<<<
|
|
* if heap.min_node.right_sibling:
|
|
* temp = heap.min_node.right_sibling
|
|
*/
|
|
__pyx_t_1 = (__pyx_v_temp == __pyx_v_heap->min_node);
|
|
if (__pyx_t_1) {
|
|
|
|
/* "scikits/learn/utils/graph_shortest_path.pyx":422
|
|
* temp = leftmost_sibling(heap.min_node)
|
|
* if temp == heap.min_node:
|
|
* if heap.min_node.right_sibling: # <<<<<<<<<<<<<<
|
|
* temp = heap.min_node.right_sibling
|
|
* else:
|
|
*/
|
|
__pyx_t_1 = (__pyx_v_heap->min_node->right_sibling != 0);
|
|
if (__pyx_t_1) {
|
|
|
|
/* "scikits/learn/utils/graph_shortest_path.pyx":423
|
|
* if temp == heap.min_node:
|
|
* if heap.min_node.right_sibling:
|
|
* temp = heap.min_node.right_sibling # <<<<<<<<<<<<<<
|
|
* else:
|
|
* out = heap.min_node
|
|
*/
|
|
__pyx_v_temp = __pyx_v_heap->min_node->right_sibling;
|
|
goto __pyx_L7;
|
|
}
|
|
/*else*/ {
|
|
|
|
/* "scikits/learn/utils/graph_shortest_path.pyx":425
|
|
* temp = heap.min_node.right_sibling
|
|
* else:
|
|
* out = heap.min_node # <<<<<<<<<<<<<<
|
|
* heap.min_node = NULL
|
|
* return out
|
|
*/
|
|
__pyx_v_out = __pyx_v_heap->min_node;
|
|
|
|
/* "scikits/learn/utils/graph_shortest_path.pyx":426
|
|
* else:
|
|
* out = heap.min_node
|
|
* heap.min_node = NULL # <<<<<<<<<<<<<<
|
|
* return out
|
|
*
|
|
*/
|
|
__pyx_v_heap->min_node = NULL;
|
|
|
|
/* "scikits/learn/utils/graph_shortest_path.pyx":427
|
|
* out = heap.min_node
|
|
* heap.min_node = NULL
|
|
* return out # <<<<<<<<<<<<<<
|
|
*
|
|
* # remove min_node, and point heap to the new min
|
|
*/
|
|
__pyx_r = __pyx_v_out;
|
|
goto __pyx_L0;
|
|
}
|
|
__pyx_L7:;
|
|
goto __pyx_L6;
|
|
}
|
|
__pyx_L6:;
|
|
|
|
/* "scikits/learn/utils/graph_shortest_path.pyx":430
|
|
*
|
|
* # remove min_node, and point heap to the new min
|
|
* out = heap.min_node # <<<<<<<<<<<<<<
|
|
* remove(heap.min_node)
|
|
* heap.min_node = temp
|
|
*/
|
|
__pyx_v_out = __pyx_v_heap->min_node;
|
|
|
|
/* "scikits/learn/utils/graph_shortest_path.pyx":431
|
|
* # remove min_node, and point heap to the new min
|
|
* out = heap.min_node
|
|
* remove(heap.min_node) # <<<<<<<<<<<<<<
|
|
* heap.min_node = temp
|
|
*
|
|
*/
|
|
__pyx_f_7scikits_5learn_5utils_19graph_shortest_path_remove(__pyx_v_heap->min_node);
|
|
|
|
/* "scikits/learn/utils/graph_shortest_path.pyx":432
|
|
* out = heap.min_node
|
|
* remove(heap.min_node)
|
|
* heap.min_node = temp # <<<<<<<<<<<<<<
|
|
*
|
|
* # re-link the heap
|
|
*/
|
|
__pyx_v_heap->min_node = __pyx_v_temp;
|
|
|
|
/* "scikits/learn/utils/graph_shortest_path.pyx":435
|
|
*
|
|
* # re-link the heap
|
|
* for i from 0 <= i < 100: # <<<<<<<<<<<<<<
|
|
* heap.roots_by_rank[i] = NULL
|
|
*
|
|
*/
|
|
for (__pyx_v_i = 0; __pyx_v_i < 100; __pyx_v_i++) {
|
|
|
|
/* "scikits/learn/utils/graph_shortest_path.pyx":436
|
|
* # re-link the heap
|
|
* for i from 0 <= i < 100:
|
|
* heap.roots_by_rank[i] = NULL # <<<<<<<<<<<<<<
|
|
*
|
|
* while temp:
|
|
*/
|
|
(__pyx_v_heap->roots_by_rank[__pyx_v_i]) = NULL;
|
|
}
|
|
|
|
/* "scikits/learn/utils/graph_shortest_path.pyx":438
|
|
* heap.roots_by_rank[i] = NULL
|
|
*
|
|
* while temp: # <<<<<<<<<<<<<<
|
|
* if temp.val < heap.min_node.val:
|
|
* heap.min_node = temp
|
|
*/
|
|
while (1) {
|
|
__pyx_t_1 = (__pyx_v_temp != 0);
|
|
if (!__pyx_t_1) break;
|
|
|
|
/* "scikits/learn/utils/graph_shortest_path.pyx":439
|
|
*
|
|
* while temp:
|
|
* if temp.val < heap.min_node.val: # <<<<<<<<<<<<<<
|
|
* heap.min_node = temp
|
|
* temp_right = temp.right_sibling
|
|
*/
|
|
__pyx_t_1 = (__pyx_v_temp->val < __pyx_v_heap->min_node->val);
|
|
if (__pyx_t_1) {
|
|
|
|
/* "scikits/learn/utils/graph_shortest_path.pyx":440
|
|
* while temp:
|
|
* if temp.val < heap.min_node.val:
|
|
* heap.min_node = temp # <<<<<<<<<<<<<<
|
|
* temp_right = temp.right_sibling
|
|
* link(heap, temp)
|
|
*/
|
|
__pyx_v_heap->min_node = __pyx_v_temp;
|
|
goto __pyx_L12;
|
|
}
|
|
__pyx_L12:;
|
|
|
|
/* "scikits/learn/utils/graph_shortest_path.pyx":441
|
|
* if temp.val < heap.min_node.val:
|
|
* heap.min_node = temp
|
|
* temp_right = temp.right_sibling # <<<<<<<<<<<<<<
|
|
* link(heap, temp)
|
|
* temp = temp_right
|
|
*/
|
|
__pyx_v_temp_right = __pyx_v_temp->right_sibling;
|
|
|
|
/* "scikits/learn/utils/graph_shortest_path.pyx":442
|
|
* heap.min_node = temp
|
|
* temp_right = temp.right_sibling
|
|
* link(heap, temp) # <<<<<<<<<<<<<<
|
|
* temp = temp_right
|
|
*
|
|
*/
|
|
__pyx_f_7scikits_5learn_5utils_19graph_shortest_path_link(__pyx_v_heap, __pyx_v_temp);
|
|
|
|
/* "scikits/learn/utils/graph_shortest_path.pyx":443
|
|
* temp_right = temp.right_sibling
|
|
* link(heap, temp)
|
|
* temp = temp_right # <<<<<<<<<<<<<<
|
|
*
|
|
* return out
|
|
*/
|
|
__pyx_v_temp = __pyx_v_temp_right;
|
|
}
|
|
|
|
/* "scikits/learn/utils/graph_shortest_path.pyx":445
|
|
* temp = temp_right
|
|
*
|
|
* return out # <<<<<<<<<<<<<<
|
|
*
|
|
*
|
|
*/
|
|
__pyx_r = __pyx_v_out;
|
|
goto __pyx_L0;
|
|
|
|
__pyx_r = 0;
|
|
__pyx_L0:;
|
|
__Pyx_RefNannyFinishContext();
|
|
return __pyx_r;
|
|
}
|
|
|
|
/* "scikits/learn/utils/graph_shortest_path.pyx":468
|
|
*
|
|
* @cython.boundscheck(False)
|
|
* cdef void DijkstraDirectedOneRow( # <<<<<<<<<<<<<<
|
|
* unsigned int i_node,
|
|
* np.ndarray[ITYPE_t, ndim=1, mode='c'] neighbors,
|
|
*/
|
|
|
|
static void __pyx_f_7scikits_5learn_5utils_19graph_shortest_path_DijkstraDirectedOneRow(unsigned int __pyx_v_i_node, PyArrayObject *__pyx_v_neighbors, PyArrayObject *__pyx_v_distances, PyArrayObject *__pyx_v_indptr, PyArrayObject *__pyx_v_graph, struct __pyx_t_7scikits_5learn_5utils_19graph_shortest_path_FibonacciHeap *__pyx_v_heap, struct __pyx_t_7scikits_5learn_5utils_19graph_shortest_path_FibonacciNode *__pyx_v_nodes) {
|
|
unsigned int __pyx_v_N;
|
|
unsigned int __pyx_v_i;
|
|
struct __pyx_t_7scikits_5learn_5utils_19graph_shortest_path_FibonacciNode *__pyx_v_v;
|
|
struct __pyx_t_7scikits_5learn_5utils_19graph_shortest_path_FibonacciNode *__pyx_v_current_neighbor;
|
|
__pyx_t_7scikits_5learn_5utils_19graph_shortest_path_DTYPE_t __pyx_v_dist;
|
|
Py_buffer __pyx_bstruct_neighbors;
|
|
Py_ssize_t __pyx_bstride_0_neighbors = 0;
|
|
Py_ssize_t __pyx_bshape_0_neighbors = 0;
|
|
Py_buffer __pyx_bstruct_distances;
|
|
Py_ssize_t __pyx_bstride_0_distances = 0;
|
|
Py_ssize_t __pyx_bshape_0_distances = 0;
|
|
Py_buffer __pyx_bstruct_graph;
|
|
Py_ssize_t __pyx_bstride_0_graph = 0;
|
|
Py_ssize_t __pyx_bstride_1_graph = 0;
|
|
Py_ssize_t __pyx_bshape_0_graph = 0;
|
|
Py_ssize_t __pyx_bshape_1_graph = 0;
|
|
Py_buffer __pyx_bstruct_indptr;
|
|
Py_ssize_t __pyx_bstride_0_indptr = 0;
|
|
Py_ssize_t __pyx_bshape_0_indptr = 0;
|
|
unsigned int __pyx_t_1;
|
|
int __pyx_t_2;
|
|
long __pyx_t_3;
|
|
__pyx_t_7scikits_5learn_5utils_19graph_shortest_path_ITYPE_t __pyx_t_4;
|
|
unsigned int __pyx_t_5;
|
|
unsigned int __pyx_t_6;
|
|
unsigned int __pyx_t_7;
|
|
unsigned int __pyx_t_8;
|
|
__Pyx_RefNannySetupContext("DijkstraDirectedOneRow");
|
|
__pyx_bstruct_neighbors.buf = NULL;
|
|
__pyx_bstruct_distances.buf = NULL;
|
|
__pyx_bstruct_indptr.buf = NULL;
|
|
__pyx_bstruct_graph.buf = NULL;
|
|
{
|
|
__Pyx_BufFmt_StackElem __pyx_stack[1];
|
|
if (unlikely(__Pyx_GetBufferAndValidate(&__pyx_bstruct_neighbors, (PyObject*)__pyx_v_neighbors, &__Pyx_TypeInfo_nn___pyx_t_7scikits_5learn_5utils_19graph_shortest_path_ITYPE_t, PyBUF_FORMAT| PyBUF_C_CONTIGUOUS, 1, 0, __pyx_stack) == -1)) {__pyx_filename = __pyx_f[0]; __pyx_lineno = 468; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
|
|
}
|
|
__pyx_bstride_0_neighbors = __pyx_bstruct_neighbors.strides[0];
|
|
__pyx_bshape_0_neighbors = __pyx_bstruct_neighbors.shape[0];
|
|
{
|
|
__Pyx_BufFmt_StackElem __pyx_stack[1];
|
|
if (unlikely(__Pyx_GetBufferAndValidate(&__pyx_bstruct_distances, (PyObject*)__pyx_v_distances, &__Pyx_TypeInfo_nn___pyx_t_7scikits_5learn_5utils_19graph_shortest_path_DTYPE_t, PyBUF_FORMAT| PyBUF_C_CONTIGUOUS, 1, 0, __pyx_stack) == -1)) {__pyx_filename = __pyx_f[0]; __pyx_lineno = 468; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
|
|
}
|
|
__pyx_bstride_0_distances = __pyx_bstruct_distances.strides[0];
|
|
__pyx_bshape_0_distances = __pyx_bstruct_distances.shape[0];
|
|
{
|
|
__Pyx_BufFmt_StackElem __pyx_stack[1];
|
|
if (unlikely(__Pyx_GetBufferAndValidate(&__pyx_bstruct_indptr, (PyObject*)__pyx_v_indptr, &__Pyx_TypeInfo_nn___pyx_t_7scikits_5learn_5utils_19graph_shortest_path_ITYPE_t, PyBUF_FORMAT| PyBUF_C_CONTIGUOUS, 1, 0, __pyx_stack) == -1)) {__pyx_filename = __pyx_f[0]; __pyx_lineno = 468; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
|
|
}
|
|
__pyx_bstride_0_indptr = __pyx_bstruct_indptr.strides[0];
|
|
__pyx_bshape_0_indptr = __pyx_bstruct_indptr.shape[0];
|
|
{
|
|
__Pyx_BufFmt_StackElem __pyx_stack[1];
|
|
if (unlikely(__Pyx_GetBufferAndValidate(&__pyx_bstruct_graph, (PyObject*)__pyx_v_graph, &__Pyx_TypeInfo_nn___pyx_t_7scikits_5learn_5utils_19graph_shortest_path_DTYPE_t, PyBUF_FORMAT| PyBUF_C_CONTIGUOUS| PyBUF_WRITABLE, 2, 0, __pyx_stack) == -1)) {__pyx_filename = __pyx_f[0]; __pyx_lineno = 468; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
|
|
}
|
|
__pyx_bstride_0_graph = __pyx_bstruct_graph.strides[0]; __pyx_bstride_1_graph = __pyx_bstruct_graph.strides[1];
|
|
__pyx_bshape_0_graph = __pyx_bstruct_graph.shape[0]; __pyx_bshape_1_graph = __pyx_bstruct_graph.shape[1];
|
|
|
|
/* "scikits/learn/utils/graph_shortest_path.pyx":496
|
|
* nodes : the array of nodes to use
|
|
* """
|
|
* cdef unsigned int N = graph.shape[0] # <<<<<<<<<<<<<<
|
|
* cdef unsigned int i
|
|
* cdef FibonacciNode *v, *current_neighbor
|
|
*/
|
|
__pyx_v_N = (__pyx_v_graph->dimensions[0]);
|
|
|
|
/* "scikits/learn/utils/graph_shortest_path.pyx":502
|
|
*
|
|
* # initialize nodes
|
|
* for i from 0 <= i < N: # <<<<<<<<<<<<<<
|
|
* initialize_node(&nodes[i], i)
|
|
*
|
|
*/
|
|
__pyx_t_1 = __pyx_v_N;
|
|
for (__pyx_v_i = 0; __pyx_v_i < __pyx_t_1; __pyx_v_i++) {
|
|
|
|
/* "scikits/learn/utils/graph_shortest_path.pyx":503
|
|
* # initialize nodes
|
|
* for i from 0 <= i < N:
|
|
* initialize_node(&nodes[i], i) # <<<<<<<<<<<<<<
|
|
*
|
|
* heap.min_node = NULL
|
|
*/
|
|
__pyx_f_7scikits_5learn_5utils_19graph_shortest_path_initialize_node((&(__pyx_v_nodes[__pyx_v_i])), __pyx_v_i, NULL);
|
|
}
|
|
|
|
/* "scikits/learn/utils/graph_shortest_path.pyx":505
|
|
* initialize_node(&nodes[i], i)
|
|
*
|
|
* heap.min_node = NULL # <<<<<<<<<<<<<<
|
|
* insert_node(heap, &nodes[i_node])
|
|
*
|
|
*/
|
|
__pyx_v_heap->min_node = NULL;
|
|
|
|
/* "scikits/learn/utils/graph_shortest_path.pyx":506
|
|
*
|
|
* heap.min_node = NULL
|
|
* insert_node(heap, &nodes[i_node]) # <<<<<<<<<<<<<<
|
|
*
|
|
* while heap.min_node:
|
|
*/
|
|
__pyx_f_7scikits_5learn_5utils_19graph_shortest_path_insert_node(__pyx_v_heap, (&(__pyx_v_nodes[__pyx_v_i_node])));
|
|
|
|
/* "scikits/learn/utils/graph_shortest_path.pyx":508
|
|
* insert_node(heap, &nodes[i_node])
|
|
*
|
|
* while heap.min_node: # <<<<<<<<<<<<<<
|
|
* v = remove_min(heap)
|
|
* v.state = 2 # 2 -> SCANNED
|
|
*/
|
|
while (1) {
|
|
__pyx_t_2 = (__pyx_v_heap->min_node != 0);
|
|
if (!__pyx_t_2) break;
|
|
|
|
/* "scikits/learn/utils/graph_shortest_path.pyx":509
|
|
*
|
|
* while heap.min_node:
|
|
* v = remove_min(heap) # <<<<<<<<<<<<<<
|
|
* v.state = 2 # 2 -> SCANNED
|
|
*
|
|
*/
|
|
__pyx_v_v = __pyx_f_7scikits_5learn_5utils_19graph_shortest_path_remove_min(__pyx_v_heap);
|
|
|
|
/* "scikits/learn/utils/graph_shortest_path.pyx":510
|
|
* while heap.min_node:
|
|
* v = remove_min(heap)
|
|
* v.state = 2 # 2 -> SCANNED # <<<<<<<<<<<<<<
|
|
*
|
|
* for i from indptr[v.index] <= i < indptr[v.index + 1]:
|
|
*/
|
|
__pyx_v_v->state = 2;
|
|
|
|
/* "scikits/learn/utils/graph_shortest_path.pyx":512
|
|
* v.state = 2 # 2 -> SCANNED
|
|
*
|
|
* for i from indptr[v.index] <= i < indptr[v.index + 1]: # <<<<<<<<<<<<<<
|
|
* current_neighbor = &nodes[neighbors[i]]
|
|
* if current_neighbor.state != 2: # 2 -> SCANNED
|
|
*/
|
|
__pyx_t_1 = __pyx_v_v->index;
|
|
__pyx_t_3 = (__pyx_v_v->index + 1);
|
|
if (__pyx_t_3 < 0) __pyx_t_3 += __pyx_bshape_0_indptr;
|
|
__pyx_t_4 = (*__Pyx_BufPtrCContig1d(__pyx_t_7scikits_5learn_5utils_19graph_shortest_path_ITYPE_t *, __pyx_bstruct_indptr.buf, __pyx_t_3, __pyx_bstride_0_indptr));
|
|
for (__pyx_v_i = (*__Pyx_BufPtrCContig1d(__pyx_t_7scikits_5learn_5utils_19graph_shortest_path_ITYPE_t *, __pyx_bstruct_indptr.buf, __pyx_t_1, __pyx_bstride_0_indptr)); __pyx_v_i < __pyx_t_4; __pyx_v_i++) {
|
|
|
|
/* "scikits/learn/utils/graph_shortest_path.pyx":513
|
|
*
|
|
* for i from indptr[v.index] <= i < indptr[v.index + 1]:
|
|
* current_neighbor = &nodes[neighbors[i]] # <<<<<<<<<<<<<<
|
|
* if current_neighbor.state != 2: # 2 -> SCANNED
|
|
* dist = distances[i]
|
|
*/
|
|
__pyx_t_5 = __pyx_v_i;
|
|
__pyx_v_current_neighbor = (&(__pyx_v_nodes[(*__Pyx_BufPtrCContig1d(__pyx_t_7scikits_5learn_5utils_19graph_shortest_path_ITYPE_t *, __pyx_bstruct_neighbors.buf, __pyx_t_5, __pyx_bstride_0_neighbors))]));
|
|
|
|
/* "scikits/learn/utils/graph_shortest_path.pyx":514
|
|
* for i from indptr[v.index] <= i < indptr[v.index + 1]:
|
|
* current_neighbor = &nodes[neighbors[i]]
|
|
* if current_neighbor.state != 2: # 2 -> SCANNED # <<<<<<<<<<<<<<
|
|
* dist = distances[i]
|
|
* if current_neighbor.state == 0: # 0 -> NOT_IN_HEAP
|
|
*/
|
|
__pyx_t_2 = (__pyx_v_current_neighbor->state != 2);
|
|
if (__pyx_t_2) {
|
|
|
|
/* "scikits/learn/utils/graph_shortest_path.pyx":515
|
|
* current_neighbor = &nodes[neighbors[i]]
|
|
* if current_neighbor.state != 2: # 2 -> SCANNED
|
|
* dist = distances[i] # <<<<<<<<<<<<<<
|
|
* if current_neighbor.state == 0: # 0 -> NOT_IN_HEAP
|
|
* current_neighbor.state = 1 # 1 -> IN_HEAP
|
|
*/
|
|
__pyx_t_6 = __pyx_v_i;
|
|
__pyx_v_dist = (*__Pyx_BufPtrCContig1d(__pyx_t_7scikits_5learn_5utils_19graph_shortest_path_DTYPE_t *, __pyx_bstruct_distances.buf, __pyx_t_6, __pyx_bstride_0_distances));
|
|
|
|
/* "scikits/learn/utils/graph_shortest_path.pyx":516
|
|
* if current_neighbor.state != 2: # 2 -> SCANNED
|
|
* dist = distances[i]
|
|
* if current_neighbor.state == 0: # 0 -> NOT_IN_HEAP # <<<<<<<<<<<<<<
|
|
* current_neighbor.state = 1 # 1 -> IN_HEAP
|
|
* current_neighbor.val = v.val + dist
|
|
*/
|
|
__pyx_t_2 = (__pyx_v_current_neighbor->state == 0);
|
|
if (__pyx_t_2) {
|
|
|
|
/* "scikits/learn/utils/graph_shortest_path.pyx":517
|
|
* dist = distances[i]
|
|
* if current_neighbor.state == 0: # 0 -> NOT_IN_HEAP
|
|
* current_neighbor.state = 1 # 1 -> IN_HEAP # <<<<<<<<<<<<<<
|
|
* current_neighbor.val = v.val + dist
|
|
* insert_node(heap, current_neighbor)
|
|
*/
|
|
__pyx_v_current_neighbor->state = 1;
|
|
|
|
/* "scikits/learn/utils/graph_shortest_path.pyx":518
|
|
* if current_neighbor.state == 0: # 0 -> NOT_IN_HEAP
|
|
* current_neighbor.state = 1 # 1 -> IN_HEAP
|
|
* current_neighbor.val = v.val + dist # <<<<<<<<<<<<<<
|
|
* insert_node(heap, current_neighbor)
|
|
* elif current_neighbor.val > v.val + dist:
|
|
*/
|
|
__pyx_v_current_neighbor->val = (__pyx_v_v->val + __pyx_v_dist);
|
|
|
|
/* "scikits/learn/utils/graph_shortest_path.pyx":519
|
|
* current_neighbor.state = 1 # 1 -> IN_HEAP
|
|
* current_neighbor.val = v.val + dist
|
|
* insert_node(heap, current_neighbor) # <<<<<<<<<<<<<<
|
|
* elif current_neighbor.val > v.val + dist:
|
|
* decrease_val(heap, current_neighbor,
|
|
*/
|
|
__pyx_f_7scikits_5learn_5utils_19graph_shortest_path_insert_node(__pyx_v_heap, __pyx_v_current_neighbor);
|
|
goto __pyx_L10;
|
|
}
|
|
|
|
/* "scikits/learn/utils/graph_shortest_path.pyx":520
|
|
* current_neighbor.val = v.val + dist
|
|
* insert_node(heap, current_neighbor)
|
|
* elif current_neighbor.val > v.val + dist: # <<<<<<<<<<<<<<
|
|
* decrease_val(heap, current_neighbor,
|
|
* v.val + dist)
|
|
*/
|
|
__pyx_t_2 = (__pyx_v_current_neighbor->val > (__pyx_v_v->val + __pyx_v_dist));
|
|
if (__pyx_t_2) {
|
|
|
|
/* "scikits/learn/utils/graph_shortest_path.pyx":522
|
|
* elif current_neighbor.val > v.val + dist:
|
|
* decrease_val(heap, current_neighbor,
|
|
* v.val + dist) # <<<<<<<<<<<<<<
|
|
*
|
|
* #v has now been scanned: add the distance to the results
|
|
*/
|
|
__pyx_f_7scikits_5learn_5utils_19graph_shortest_path_decrease_val(__pyx_v_heap, __pyx_v_current_neighbor, (__pyx_v_v->val + __pyx_v_dist));
|
|
goto __pyx_L10;
|
|
}
|
|
__pyx_L10:;
|
|
goto __pyx_L9;
|
|
}
|
|
__pyx_L9:;
|
|
}
|
|
|
|
/* "scikits/learn/utils/graph_shortest_path.pyx":525
|
|
*
|
|
* #v has now been scanned: add the distance to the results
|
|
* graph[i_node, v.index] = v.val # <<<<<<<<<<<<<<
|
|
*
|
|
*
|
|
*/
|
|
__pyx_t_7 = __pyx_v_i_node;
|
|
__pyx_t_8 = __pyx_v_v->index;
|
|
*__Pyx_BufPtrCContig2d(__pyx_t_7scikits_5learn_5utils_19graph_shortest_path_DTYPE_t *, __pyx_bstruct_graph.buf, __pyx_t_7, __pyx_bstride_0_graph, __pyx_t_8, __pyx_bstride_1_graph) = __pyx_v_v->val;
|
|
}
|
|
|
|
goto __pyx_L0;
|
|
__pyx_L1_error:;
|
|
{ PyObject *__pyx_type, *__pyx_value, *__pyx_tb;
|
|
__Pyx_ErrFetch(&__pyx_type, &__pyx_value, &__pyx_tb);
|
|
__Pyx_SafeReleaseBuffer(&__pyx_bstruct_neighbors);
|
|
__Pyx_SafeReleaseBuffer(&__pyx_bstruct_distances);
|
|
__Pyx_SafeReleaseBuffer(&__pyx_bstruct_graph);
|
|
__Pyx_SafeReleaseBuffer(&__pyx_bstruct_indptr);
|
|
__Pyx_ErrRestore(__pyx_type, __pyx_value, __pyx_tb);}
|
|
__Pyx_WriteUnraisable("scikits.learn.utils.graph_shortest_path.DijkstraDirectedOneRow");
|
|
goto __pyx_L2;
|
|
__pyx_L0:;
|
|
__Pyx_SafeReleaseBuffer(&__pyx_bstruct_neighbors);
|
|
__Pyx_SafeReleaseBuffer(&__pyx_bstruct_distances);
|
|
__Pyx_SafeReleaseBuffer(&__pyx_bstruct_graph);
|
|
__Pyx_SafeReleaseBuffer(&__pyx_bstruct_indptr);
|
|
__pyx_L2:;
|
|
__Pyx_RefNannyFinishContext();
|
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}
|
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|
|
/* "scikits/learn/utils/graph_shortest_path.pyx":529
|
|
*
|
|
* @cython.boundscheck(False)
|
|
* cdef void DijkstraOneRow( # <<<<<<<<<<<<<<
|
|
* unsigned int i_node,
|
|
* np.ndarray[ITYPE_t, ndim=1, mode='c'] neighbors1,
|
|
*/
|
|
|
|
static void __pyx_f_7scikits_5learn_5utils_19graph_shortest_path_DijkstraOneRow(unsigned int __pyx_v_i_node, PyArrayObject *__pyx_v_neighbors1, PyArrayObject *__pyx_v_distances1, PyArrayObject *__pyx_v_indptr1, PyArrayObject *__pyx_v_neighbors2, PyArrayObject *__pyx_v_distances2, PyArrayObject *__pyx_v_indptr2, PyArrayObject *__pyx_v_graph, struct __pyx_t_7scikits_5learn_5utils_19graph_shortest_path_FibonacciHeap *__pyx_v_heap, struct __pyx_t_7scikits_5learn_5utils_19graph_shortest_path_FibonacciNode *__pyx_v_nodes) {
|
|
unsigned int __pyx_v_N;
|
|
unsigned int __pyx_v_i;
|
|
struct __pyx_t_7scikits_5learn_5utils_19graph_shortest_path_FibonacciNode *__pyx_v_v;
|
|
struct __pyx_t_7scikits_5learn_5utils_19graph_shortest_path_FibonacciNode *__pyx_v_current_neighbor;
|
|
__pyx_t_7scikits_5learn_5utils_19graph_shortest_path_DTYPE_t __pyx_v_dist;
|
|
Py_buffer __pyx_bstruct_neighbors1;
|
|
Py_ssize_t __pyx_bstride_0_neighbors1 = 0;
|
|
Py_ssize_t __pyx_bshape_0_neighbors1 = 0;
|
|
Py_buffer __pyx_bstruct_distances2;
|
|
Py_ssize_t __pyx_bstride_0_distances2 = 0;
|
|
Py_ssize_t __pyx_bshape_0_distances2 = 0;
|
|
Py_buffer __pyx_bstruct_neighbors2;
|
|
Py_ssize_t __pyx_bstride_0_neighbors2 = 0;
|
|
Py_ssize_t __pyx_bshape_0_neighbors2 = 0;
|
|
Py_buffer __pyx_bstruct_graph;
|
|
Py_ssize_t __pyx_bstride_0_graph = 0;
|
|
Py_ssize_t __pyx_bstride_1_graph = 0;
|
|
Py_ssize_t __pyx_bshape_0_graph = 0;
|
|
Py_ssize_t __pyx_bshape_1_graph = 0;
|
|
Py_buffer __pyx_bstruct_indptr2;
|
|
Py_ssize_t __pyx_bstride_0_indptr2 = 0;
|
|
Py_ssize_t __pyx_bshape_0_indptr2 = 0;
|
|
Py_buffer __pyx_bstruct_distances1;
|
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Py_ssize_t __pyx_bstride_0_distances1 = 0;
|
|
Py_ssize_t __pyx_bshape_0_distances1 = 0;
|
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Py_buffer __pyx_bstruct_indptr1;
|
|
Py_ssize_t __pyx_bstride_0_indptr1 = 0;
|
|
Py_ssize_t __pyx_bshape_0_indptr1 = 0;
|
|
unsigned int __pyx_t_1;
|
|
int __pyx_t_2;
|
|
long __pyx_t_3;
|
|
__pyx_t_7scikits_5learn_5utils_19graph_shortest_path_ITYPE_t __pyx_t_4;
|
|
unsigned int __pyx_t_5;
|
|
unsigned int __pyx_t_6;
|
|
unsigned int __pyx_t_7;
|
|
long __pyx_t_8;
|
|
unsigned int __pyx_t_9;
|
|
unsigned int __pyx_t_10;
|
|
unsigned int __pyx_t_11;
|
|
unsigned int __pyx_t_12;
|
|
__Pyx_RefNannySetupContext("DijkstraOneRow");
|
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__pyx_bstruct_neighbors1.buf = NULL;
|
|
__pyx_bstruct_distances1.buf = NULL;
|
|
__pyx_bstruct_indptr1.buf = NULL;
|
|
__pyx_bstruct_neighbors2.buf = NULL;
|
|
__pyx_bstruct_distances2.buf = NULL;
|
|
__pyx_bstruct_indptr2.buf = NULL;
|
|
__pyx_bstruct_graph.buf = NULL;
|
|
{
|
|
__Pyx_BufFmt_StackElem __pyx_stack[1];
|
|
if (unlikely(__Pyx_GetBufferAndValidate(&__pyx_bstruct_neighbors1, (PyObject*)__pyx_v_neighbors1, &__Pyx_TypeInfo_nn___pyx_t_7scikits_5learn_5utils_19graph_shortest_path_ITYPE_t, PyBUF_FORMAT| PyBUF_C_CONTIGUOUS, 1, 0, __pyx_stack) == -1)) {__pyx_filename = __pyx_f[0]; __pyx_lineno = 529; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
|
|
}
|
|
__pyx_bstride_0_neighbors1 = __pyx_bstruct_neighbors1.strides[0];
|
|
__pyx_bshape_0_neighbors1 = __pyx_bstruct_neighbors1.shape[0];
|
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{
|
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__Pyx_BufFmt_StackElem __pyx_stack[1];
|
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if (unlikely(__Pyx_GetBufferAndValidate(&__pyx_bstruct_distances1, (PyObject*)__pyx_v_distances1, &__Pyx_TypeInfo_nn___pyx_t_7scikits_5learn_5utils_19graph_shortest_path_DTYPE_t, PyBUF_FORMAT| PyBUF_C_CONTIGUOUS, 1, 0, __pyx_stack) == -1)) {__pyx_filename = __pyx_f[0]; __pyx_lineno = 529; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
|
|
}
|
|
__pyx_bstride_0_distances1 = __pyx_bstruct_distances1.strides[0];
|
|
__pyx_bshape_0_distances1 = __pyx_bstruct_distances1.shape[0];
|
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{
|
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__Pyx_BufFmt_StackElem __pyx_stack[1];
|
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if (unlikely(__Pyx_GetBufferAndValidate(&__pyx_bstruct_indptr1, (PyObject*)__pyx_v_indptr1, &__Pyx_TypeInfo_nn___pyx_t_7scikits_5learn_5utils_19graph_shortest_path_ITYPE_t, PyBUF_FORMAT| PyBUF_C_CONTIGUOUS, 1, 0, __pyx_stack) == -1)) {__pyx_filename = __pyx_f[0]; __pyx_lineno = 529; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
|
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}
|
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__pyx_bstride_0_indptr1 = __pyx_bstruct_indptr1.strides[0];
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__pyx_bshape_0_indptr1 = __pyx_bstruct_indptr1.shape[0];
|
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{
|
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__Pyx_BufFmt_StackElem __pyx_stack[1];
|
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if (unlikely(__Pyx_GetBufferAndValidate(&__pyx_bstruct_neighbors2, (PyObject*)__pyx_v_neighbors2, &__Pyx_TypeInfo_nn___pyx_t_7scikits_5learn_5utils_19graph_shortest_path_ITYPE_t, PyBUF_FORMAT| PyBUF_C_CONTIGUOUS, 1, 0, __pyx_stack) == -1)) {__pyx_filename = __pyx_f[0]; __pyx_lineno = 529; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
|
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}
|
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__pyx_bstride_0_neighbors2 = __pyx_bstruct_neighbors2.strides[0];
|
|
__pyx_bshape_0_neighbors2 = __pyx_bstruct_neighbors2.shape[0];
|
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{
|
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__Pyx_BufFmt_StackElem __pyx_stack[1];
|
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if (unlikely(__Pyx_GetBufferAndValidate(&__pyx_bstruct_distances2, (PyObject*)__pyx_v_distances2, &__Pyx_TypeInfo_nn___pyx_t_7scikits_5learn_5utils_19graph_shortest_path_DTYPE_t, PyBUF_FORMAT| PyBUF_C_CONTIGUOUS, 1, 0, __pyx_stack) == -1)) {__pyx_filename = __pyx_f[0]; __pyx_lineno = 529; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
|
|
}
|
|
__pyx_bstride_0_distances2 = __pyx_bstruct_distances2.strides[0];
|
|
__pyx_bshape_0_distances2 = __pyx_bstruct_distances2.shape[0];
|
|
{
|
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__Pyx_BufFmt_StackElem __pyx_stack[1];
|
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if (unlikely(__Pyx_GetBufferAndValidate(&__pyx_bstruct_indptr2, (PyObject*)__pyx_v_indptr2, &__Pyx_TypeInfo_nn___pyx_t_7scikits_5learn_5utils_19graph_shortest_path_ITYPE_t, PyBUF_FORMAT| PyBUF_C_CONTIGUOUS, 1, 0, __pyx_stack) == -1)) {__pyx_filename = __pyx_f[0]; __pyx_lineno = 529; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
|
|
}
|
|
__pyx_bstride_0_indptr2 = __pyx_bstruct_indptr2.strides[0];
|
|
__pyx_bshape_0_indptr2 = __pyx_bstruct_indptr2.shape[0];
|
|
{
|
|
__Pyx_BufFmt_StackElem __pyx_stack[1];
|
|
if (unlikely(__Pyx_GetBufferAndValidate(&__pyx_bstruct_graph, (PyObject*)__pyx_v_graph, &__Pyx_TypeInfo_nn___pyx_t_7scikits_5learn_5utils_19graph_shortest_path_DTYPE_t, PyBUF_FORMAT| PyBUF_C_CONTIGUOUS| PyBUF_WRITABLE, 2, 0, __pyx_stack) == -1)) {__pyx_filename = __pyx_f[0]; __pyx_lineno = 529; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
|
|
}
|
|
__pyx_bstride_0_graph = __pyx_bstruct_graph.strides[0]; __pyx_bstride_1_graph = __pyx_bstruct_graph.strides[1];
|
|
__pyx_bshape_0_graph = __pyx_bstruct_graph.shape[0]; __pyx_bshape_1_graph = __pyx_bstruct_graph.shape[1];
|
|
|
|
/* "scikits/learn/utils/graph_shortest_path.pyx":561
|
|
* nodes : the array of nodes to use
|
|
* """
|
|
* cdef unsigned int N = graph.shape[0] # <<<<<<<<<<<<<<
|
|
* cdef unsigned int i
|
|
* cdef FibonacciNode *v, *current_neighbor
|
|
*/
|
|
__pyx_v_N = (__pyx_v_graph->dimensions[0]);
|
|
|
|
/* "scikits/learn/utils/graph_shortest_path.pyx":570
|
|
* # rank should already be 0, index will already be set
|
|
* # we just need to re-set state and val
|
|
* for i from 0 <= i < N: # <<<<<<<<<<<<<<
|
|
* nodes[i].state = 0 # 0 -> NOT_IN_HEAP
|
|
* nodes[i].val = 0
|
|
*/
|
|
__pyx_t_1 = __pyx_v_N;
|
|
for (__pyx_v_i = 0; __pyx_v_i < __pyx_t_1; __pyx_v_i++) {
|
|
|
|
/* "scikits/learn/utils/graph_shortest_path.pyx":571
|
|
* # we just need to re-set state and val
|
|
* for i from 0 <= i < N:
|
|
* nodes[i].state = 0 # 0 -> NOT_IN_HEAP # <<<<<<<<<<<<<<
|
|
* nodes[i].val = 0
|
|
*
|
|
*/
|
|
(__pyx_v_nodes[__pyx_v_i]).state = 0;
|
|
|
|
/* "scikits/learn/utils/graph_shortest_path.pyx":572
|
|
* for i from 0 <= i < N:
|
|
* nodes[i].state = 0 # 0 -> NOT_IN_HEAP
|
|
* nodes[i].val = 0 # <<<<<<<<<<<<<<
|
|
*
|
|
* insert_node(heap, &nodes[i_node])
|
|
*/
|
|
(__pyx_v_nodes[__pyx_v_i]).val = 0.0;
|
|
}
|
|
|
|
/* "scikits/learn/utils/graph_shortest_path.pyx":574
|
|
* nodes[i].val = 0
|
|
*
|
|
* insert_node(heap, &nodes[i_node]) # <<<<<<<<<<<<<<
|
|
*
|
|
* while heap.min_node:
|
|
*/
|
|
__pyx_f_7scikits_5learn_5utils_19graph_shortest_path_insert_node(__pyx_v_heap, (&(__pyx_v_nodes[__pyx_v_i_node])));
|
|
|
|
/* "scikits/learn/utils/graph_shortest_path.pyx":576
|
|
* insert_node(heap, &nodes[i_node])
|
|
*
|
|
* while heap.min_node: # <<<<<<<<<<<<<<
|
|
* v = remove_min(heap)
|
|
* v.state = 2 # 2 -> SCANNED
|
|
*/
|
|
while (1) {
|
|
__pyx_t_2 = (__pyx_v_heap->min_node != 0);
|
|
if (!__pyx_t_2) break;
|
|
|
|
/* "scikits/learn/utils/graph_shortest_path.pyx":577
|
|
*
|
|
* while heap.min_node:
|
|
* v = remove_min(heap) # <<<<<<<<<<<<<<
|
|
* v.state = 2 # 2 -> SCANNED
|
|
*
|
|
*/
|
|
__pyx_v_v = __pyx_f_7scikits_5learn_5utils_19graph_shortest_path_remove_min(__pyx_v_heap);
|
|
|
|
/* "scikits/learn/utils/graph_shortest_path.pyx":578
|
|
* while heap.min_node:
|
|
* v = remove_min(heap)
|
|
* v.state = 2 # 2 -> SCANNED # <<<<<<<<<<<<<<
|
|
*
|
|
* for i from indptr1[v.index] <= i < indptr1[v.index + 1]:
|
|
*/
|
|
__pyx_v_v->state = 2;
|
|
|
|
/* "scikits/learn/utils/graph_shortest_path.pyx":580
|
|
* v.state = 2 # 2 -> SCANNED
|
|
*
|
|
* for i from indptr1[v.index] <= i < indptr1[v.index + 1]: # <<<<<<<<<<<<<<
|
|
* current_neighbor = &nodes[neighbors1[i]]
|
|
* if current_neighbor.state != 2: # 2 -> SCANNED
|
|
*/
|
|
__pyx_t_1 = __pyx_v_v->index;
|
|
__pyx_t_3 = (__pyx_v_v->index + 1);
|
|
if (__pyx_t_3 < 0) __pyx_t_3 += __pyx_bshape_0_indptr1;
|
|
__pyx_t_4 = (*__Pyx_BufPtrCContig1d(__pyx_t_7scikits_5learn_5utils_19graph_shortest_path_ITYPE_t *, __pyx_bstruct_indptr1.buf, __pyx_t_3, __pyx_bstride_0_indptr1));
|
|
for (__pyx_v_i = (*__Pyx_BufPtrCContig1d(__pyx_t_7scikits_5learn_5utils_19graph_shortest_path_ITYPE_t *, __pyx_bstruct_indptr1.buf, __pyx_t_1, __pyx_bstride_0_indptr1)); __pyx_v_i < __pyx_t_4; __pyx_v_i++) {
|
|
|
|
/* "scikits/learn/utils/graph_shortest_path.pyx":581
|
|
*
|
|
* for i from indptr1[v.index] <= i < indptr1[v.index + 1]:
|
|
* current_neighbor = &nodes[neighbors1[i]] # <<<<<<<<<<<<<<
|
|
* if current_neighbor.state != 2: # 2 -> SCANNED
|
|
* dist = distances1[i]
|
|
*/
|
|
__pyx_t_5 = __pyx_v_i;
|
|
__pyx_v_current_neighbor = (&(__pyx_v_nodes[(*__Pyx_BufPtrCContig1d(__pyx_t_7scikits_5learn_5utils_19graph_shortest_path_ITYPE_t *, __pyx_bstruct_neighbors1.buf, __pyx_t_5, __pyx_bstride_0_neighbors1))]));
|
|
|
|
/* "scikits/learn/utils/graph_shortest_path.pyx":582
|
|
* for i from indptr1[v.index] <= i < indptr1[v.index + 1]:
|
|
* current_neighbor = &nodes[neighbors1[i]]
|
|
* if current_neighbor.state != 2: # 2 -> SCANNED # <<<<<<<<<<<<<<
|
|
* dist = distances1[i]
|
|
* if current_neighbor.state == 0: # 0 -> NOT_IN_HEAP
|
|
*/
|
|
__pyx_t_2 = (__pyx_v_current_neighbor->state != 2);
|
|
if (__pyx_t_2) {
|
|
|
|
/* "scikits/learn/utils/graph_shortest_path.pyx":583
|
|
* current_neighbor = &nodes[neighbors1[i]]
|
|
* if current_neighbor.state != 2: # 2 -> SCANNED
|
|
* dist = distances1[i] # <<<<<<<<<<<<<<
|
|
* if current_neighbor.state == 0: # 0 -> NOT_IN_HEAP
|
|
* current_neighbor.state = 1 # 1 -> IN_HEAP
|
|
*/
|
|
__pyx_t_6 = __pyx_v_i;
|
|
__pyx_v_dist = (*__Pyx_BufPtrCContig1d(__pyx_t_7scikits_5learn_5utils_19graph_shortest_path_DTYPE_t *, __pyx_bstruct_distances1.buf, __pyx_t_6, __pyx_bstride_0_distances1));
|
|
|
|
/* "scikits/learn/utils/graph_shortest_path.pyx":584
|
|
* if current_neighbor.state != 2: # 2 -> SCANNED
|
|
* dist = distances1[i]
|
|
* if current_neighbor.state == 0: # 0 -> NOT_IN_HEAP # <<<<<<<<<<<<<<
|
|
* current_neighbor.state = 1 # 1 -> IN_HEAP
|
|
* current_neighbor.val = v.val + dist
|
|
*/
|
|
__pyx_t_2 = (__pyx_v_current_neighbor->state == 0);
|
|
if (__pyx_t_2) {
|
|
|
|
/* "scikits/learn/utils/graph_shortest_path.pyx":585
|
|
* dist = distances1[i]
|
|
* if current_neighbor.state == 0: # 0 -> NOT_IN_HEAP
|
|
* current_neighbor.state = 1 # 1 -> IN_HEAP # <<<<<<<<<<<<<<
|
|
* current_neighbor.val = v.val + dist
|
|
* insert_node(heap, current_neighbor)
|
|
*/
|
|
__pyx_v_current_neighbor->state = 1;
|
|
|
|
/* "scikits/learn/utils/graph_shortest_path.pyx":586
|
|
* if current_neighbor.state == 0: # 0 -> NOT_IN_HEAP
|
|
* current_neighbor.state = 1 # 1 -> IN_HEAP
|
|
* current_neighbor.val = v.val + dist # <<<<<<<<<<<<<<
|
|
* insert_node(heap, current_neighbor)
|
|
* elif current_neighbor.val > v.val + dist:
|
|
*/
|
|
__pyx_v_current_neighbor->val = (__pyx_v_v->val + __pyx_v_dist);
|
|
|
|
/* "scikits/learn/utils/graph_shortest_path.pyx":587
|
|
* current_neighbor.state = 1 # 1 -> IN_HEAP
|
|
* current_neighbor.val = v.val + dist
|
|
* insert_node(heap, current_neighbor) # <<<<<<<<<<<<<<
|
|
* elif current_neighbor.val > v.val + dist:
|
|
* decrease_val(heap, current_neighbor,
|
|
*/
|
|
__pyx_f_7scikits_5learn_5utils_19graph_shortest_path_insert_node(__pyx_v_heap, __pyx_v_current_neighbor);
|
|
goto __pyx_L10;
|
|
}
|
|
|
|
/* "scikits/learn/utils/graph_shortest_path.pyx":588
|
|
* current_neighbor.val = v.val + dist
|
|
* insert_node(heap, current_neighbor)
|
|
* elif current_neighbor.val > v.val + dist: # <<<<<<<<<<<<<<
|
|
* decrease_val(heap, current_neighbor,
|
|
* v.val + dist)
|
|
*/
|
|
__pyx_t_2 = (__pyx_v_current_neighbor->val > (__pyx_v_v->val + __pyx_v_dist));
|
|
if (__pyx_t_2) {
|
|
|
|
/* "scikits/learn/utils/graph_shortest_path.pyx":590
|
|
* elif current_neighbor.val > v.val + dist:
|
|
* decrease_val(heap, current_neighbor,
|
|
* v.val + dist) # <<<<<<<<<<<<<<
|
|
*
|
|
* for i from indptr2[v.index] <= i < indptr2[v.index + 1]:
|
|
*/
|
|
__pyx_f_7scikits_5learn_5utils_19graph_shortest_path_decrease_val(__pyx_v_heap, __pyx_v_current_neighbor, (__pyx_v_v->val + __pyx_v_dist));
|
|
goto __pyx_L10;
|
|
}
|
|
__pyx_L10:;
|
|
goto __pyx_L9;
|
|
}
|
|
__pyx_L9:;
|
|
}
|
|
|
|
/* "scikits/learn/utils/graph_shortest_path.pyx":592
|
|
* v.val + dist)
|
|
*
|
|
* for i from indptr2[v.index] <= i < indptr2[v.index + 1]: # <<<<<<<<<<<<<<
|
|
* current_neighbor = &nodes[neighbors2[i]]
|
|
* if current_neighbor.state != 2: # 2 -> SCANNED
|
|
*/
|
|
__pyx_t_7 = __pyx_v_v->index;
|
|
__pyx_t_8 = (__pyx_v_v->index + 1);
|
|
if (__pyx_t_8 < 0) __pyx_t_8 += __pyx_bshape_0_indptr2;
|
|
__pyx_t_4 = (*__Pyx_BufPtrCContig1d(__pyx_t_7scikits_5learn_5utils_19graph_shortest_path_ITYPE_t *, __pyx_bstruct_indptr2.buf, __pyx_t_8, __pyx_bstride_0_indptr2));
|
|
for (__pyx_v_i = (*__Pyx_BufPtrCContig1d(__pyx_t_7scikits_5learn_5utils_19graph_shortest_path_ITYPE_t *, __pyx_bstruct_indptr2.buf, __pyx_t_7, __pyx_bstride_0_indptr2)); __pyx_v_i < __pyx_t_4; __pyx_v_i++) {
|
|
|
|
/* "scikits/learn/utils/graph_shortest_path.pyx":593
|
|
*
|
|
* for i from indptr2[v.index] <= i < indptr2[v.index + 1]:
|
|
* current_neighbor = &nodes[neighbors2[i]] # <<<<<<<<<<<<<<
|
|
* if current_neighbor.state != 2: # 2 -> SCANNED
|
|
* dist = distances2[i]
|
|
*/
|
|
__pyx_t_9 = __pyx_v_i;
|
|
__pyx_v_current_neighbor = (&(__pyx_v_nodes[(*__Pyx_BufPtrCContig1d(__pyx_t_7scikits_5learn_5utils_19graph_shortest_path_ITYPE_t *, __pyx_bstruct_neighbors2.buf, __pyx_t_9, __pyx_bstride_0_neighbors2))]));
|
|
|
|
/* "scikits/learn/utils/graph_shortest_path.pyx":594
|
|
* for i from indptr2[v.index] <= i < indptr2[v.index + 1]:
|
|
* current_neighbor = &nodes[neighbors2[i]]
|
|
* if current_neighbor.state != 2: # 2 -> SCANNED # <<<<<<<<<<<<<<
|
|
* dist = distances2[i]
|
|
* if current_neighbor.state == 0: # 0 -> NOT_IN_HEAP
|
|
*/
|
|
__pyx_t_2 = (__pyx_v_current_neighbor->state != 2);
|
|
if (__pyx_t_2) {
|
|
|
|
/* "scikits/learn/utils/graph_shortest_path.pyx":595
|
|
* current_neighbor = &nodes[neighbors2[i]]
|
|
* if current_neighbor.state != 2: # 2 -> SCANNED
|
|
* dist = distances2[i] # <<<<<<<<<<<<<<
|
|
* if current_neighbor.state == 0: # 0 -> NOT_IN_HEAP
|
|
* current_neighbor.state = 1 # 1 -> IN_HEAP
|
|
*/
|
|
__pyx_t_10 = __pyx_v_i;
|
|
__pyx_v_dist = (*__Pyx_BufPtrCContig1d(__pyx_t_7scikits_5learn_5utils_19graph_shortest_path_DTYPE_t *, __pyx_bstruct_distances2.buf, __pyx_t_10, __pyx_bstride_0_distances2));
|
|
|
|
/* "scikits/learn/utils/graph_shortest_path.pyx":596
|
|
* if current_neighbor.state != 2: # 2 -> SCANNED
|
|
* dist = distances2[i]
|
|
* if current_neighbor.state == 0: # 0 -> NOT_IN_HEAP # <<<<<<<<<<<<<<
|
|
* current_neighbor.state = 1 # 1 -> IN_HEAP
|
|
* current_neighbor.val = v.val + dist
|
|
*/
|
|
__pyx_t_2 = (__pyx_v_current_neighbor->state == 0);
|
|
if (__pyx_t_2) {
|
|
|
|
/* "scikits/learn/utils/graph_shortest_path.pyx":597
|
|
* dist = distances2[i]
|
|
* if current_neighbor.state == 0: # 0 -> NOT_IN_HEAP
|
|
* current_neighbor.state = 1 # 1 -> IN_HEAP # <<<<<<<<<<<<<<
|
|
* current_neighbor.val = v.val + dist
|
|
* insert_node(heap, current_neighbor)
|
|
*/
|
|
__pyx_v_current_neighbor->state = 1;
|
|
|
|
/* "scikits/learn/utils/graph_shortest_path.pyx":598
|
|
* if current_neighbor.state == 0: # 0 -> NOT_IN_HEAP
|
|
* current_neighbor.state = 1 # 1 -> IN_HEAP
|
|
* current_neighbor.val = v.val + dist # <<<<<<<<<<<<<<
|
|
* insert_node(heap, current_neighbor)
|
|
* elif current_neighbor.val > v.val + dist:
|
|
*/
|
|
__pyx_v_current_neighbor->val = (__pyx_v_v->val + __pyx_v_dist);
|
|
|
|
/* "scikits/learn/utils/graph_shortest_path.pyx":599
|
|
* current_neighbor.state = 1 # 1 -> IN_HEAP
|
|
* current_neighbor.val = v.val + dist
|
|
* insert_node(heap, current_neighbor) # <<<<<<<<<<<<<<
|
|
* elif current_neighbor.val > v.val + dist:
|
|
* decrease_val(heap, current_neighbor,
|
|
*/
|
|
__pyx_f_7scikits_5learn_5utils_19graph_shortest_path_insert_node(__pyx_v_heap, __pyx_v_current_neighbor);
|
|
goto __pyx_L14;
|
|
}
|
|
|
|
/* "scikits/learn/utils/graph_shortest_path.pyx":600
|
|
* current_neighbor.val = v.val + dist
|
|
* insert_node(heap, current_neighbor)
|
|
* elif current_neighbor.val > v.val + dist: # <<<<<<<<<<<<<<
|
|
* decrease_val(heap, current_neighbor,
|
|
* v.val + dist)
|
|
*/
|
|
__pyx_t_2 = (__pyx_v_current_neighbor->val > (__pyx_v_v->val + __pyx_v_dist));
|
|
if (__pyx_t_2) {
|
|
|
|
/* "scikits/learn/utils/graph_shortest_path.pyx":602
|
|
* elif current_neighbor.val > v.val + dist:
|
|
* decrease_val(heap, current_neighbor,
|
|
* v.val + dist) # <<<<<<<<<<<<<<
|
|
*
|
|
* #v has now been scanned: add the distance to the results
|
|
*/
|
|
__pyx_f_7scikits_5learn_5utils_19graph_shortest_path_decrease_val(__pyx_v_heap, __pyx_v_current_neighbor, (__pyx_v_v->val + __pyx_v_dist));
|
|
goto __pyx_L14;
|
|
}
|
|
__pyx_L14:;
|
|
goto __pyx_L13;
|
|
}
|
|
__pyx_L13:;
|
|
}
|
|
|
|
/* "scikits/learn/utils/graph_shortest_path.pyx":605
|
|
*
|
|
* #v has now been scanned: add the distance to the results
|
|
* graph[i_node, v.index] = v.val # <<<<<<<<<<<<<<
|
|
*/
|
|
__pyx_t_11 = __pyx_v_i_node;
|
|
__pyx_t_12 = __pyx_v_v->index;
|
|
*__Pyx_BufPtrCContig2d(__pyx_t_7scikits_5learn_5utils_19graph_shortest_path_DTYPE_t *, __pyx_bstruct_graph.buf, __pyx_t_11, __pyx_bstride_0_graph, __pyx_t_12, __pyx_bstride_1_graph) = __pyx_v_v->val;
|
|
}
|
|
|
|
goto __pyx_L0;
|
|
__pyx_L1_error:;
|
|
{ PyObject *__pyx_type, *__pyx_value, *__pyx_tb;
|
|
__Pyx_ErrFetch(&__pyx_type, &__pyx_value, &__pyx_tb);
|
|
__Pyx_SafeReleaseBuffer(&__pyx_bstruct_neighbors1);
|
|
__Pyx_SafeReleaseBuffer(&__pyx_bstruct_distances2);
|
|
__Pyx_SafeReleaseBuffer(&__pyx_bstruct_neighbors2);
|
|
__Pyx_SafeReleaseBuffer(&__pyx_bstruct_graph);
|
|
__Pyx_SafeReleaseBuffer(&__pyx_bstruct_indptr2);
|
|
__Pyx_SafeReleaseBuffer(&__pyx_bstruct_distances1);
|
|
__Pyx_SafeReleaseBuffer(&__pyx_bstruct_indptr1);
|
|
__Pyx_ErrRestore(__pyx_type, __pyx_value, __pyx_tb);}
|
|
__Pyx_WriteUnraisable("scikits.learn.utils.graph_shortest_path.DijkstraOneRow");
|
|
goto __pyx_L2;
|
|
__pyx_L0:;
|
|
__Pyx_SafeReleaseBuffer(&__pyx_bstruct_neighbors1);
|
|
__Pyx_SafeReleaseBuffer(&__pyx_bstruct_distances2);
|
|
__Pyx_SafeReleaseBuffer(&__pyx_bstruct_neighbors2);
|
|
__Pyx_SafeReleaseBuffer(&__pyx_bstruct_graph);
|
|
__Pyx_SafeReleaseBuffer(&__pyx_bstruct_indptr2);
|
|
__Pyx_SafeReleaseBuffer(&__pyx_bstruct_distances1);
|
|
__Pyx_SafeReleaseBuffer(&__pyx_bstruct_indptr1);
|
|
__pyx_L2:;
|
|
__Pyx_RefNannyFinishContext();
|
|
}
|
|
|
|
/* "numpy.pxd":188
|
|
* # experimental exception made for __getbuffer__ and __releasebuffer__
|
|
* # -- the details of this may change.
|
|
* def __getbuffer__(ndarray self, Py_buffer* info, int flags): # <<<<<<<<<<<<<<
|
|
* # This implementation of getbuffer is geared towards Cython
|
|
* # requirements, and does not yet fullfill the PEP.
|
|
*/
|
|
|
|
static CYTHON_UNUSED int __pyx_pf_5numpy_7ndarray___getbuffer__(PyObject *__pyx_v_self, Py_buffer *__pyx_v_info, int __pyx_v_flags); /*proto*/
|
|
static CYTHON_UNUSED int __pyx_pf_5numpy_7ndarray___getbuffer__(PyObject *__pyx_v_self, Py_buffer *__pyx_v_info, int __pyx_v_flags) {
|
|
int __pyx_v_copy_shape;
|
|
int __pyx_v_i;
|
|
int __pyx_v_ndim;
|
|
int __pyx_v_endian_detector;
|
|
int __pyx_v_little_endian;
|
|
int __pyx_v_t;
|
|
char *__pyx_v_f;
|
|
PyArray_Descr *__pyx_v_descr = 0;
|
|
int __pyx_v_offset;
|
|
int __pyx_v_hasfields;
|
|
int __pyx_r;
|
|
PyObject *__pyx_t_1 = NULL;
|
|
int __pyx_t_2;
|
|
int __pyx_t_3;
|
|
int __pyx_t_4;
|
|
int __pyx_t_5;
|
|
int __pyx_t_6;
|
|
int __pyx_t_7;
|
|
PyObject *__pyx_t_8 = NULL;
|
|
char *__pyx_t_9;
|
|
__Pyx_RefNannySetupContext("__getbuffer__");
|
|
if (__pyx_v_info == NULL) return 0;
|
|
__pyx_v_info->obj = Py_None; __Pyx_INCREF(Py_None);
|
|
__Pyx_GIVEREF(__pyx_v_info->obj);
|
|
|
|
/* "numpy.pxd":194
|
|
* # of flags
|
|
* cdef int copy_shape, i, ndim
|
|
* cdef int endian_detector = 1 # <<<<<<<<<<<<<<
|
|
* cdef bint little_endian = ((<char*>&endian_detector)[0] != 0)
|
|
*
|
|
*/
|
|
__pyx_v_endian_detector = 1;
|
|
|
|
/* "numpy.pxd":195
|
|
* cdef int copy_shape, i, ndim
|
|
* cdef int endian_detector = 1
|
|
* cdef bint little_endian = ((<char*>&endian_detector)[0] != 0) # <<<<<<<<<<<<<<
|
|
*
|
|
* ndim = PyArray_NDIM(self)
|
|
*/
|
|
__pyx_v_little_endian = ((((char *)(&__pyx_v_endian_detector))[0]) != 0);
|
|
|
|
/* "numpy.pxd":197
|
|
* cdef bint little_endian = ((<char*>&endian_detector)[0] != 0)
|
|
*
|
|
* ndim = PyArray_NDIM(self) # <<<<<<<<<<<<<<
|
|
*
|
|
* if sizeof(npy_intp) != sizeof(Py_ssize_t):
|
|
*/
|
|
__pyx_t_1 = __pyx_v_self;
|
|
__Pyx_INCREF(__pyx_t_1);
|
|
__pyx_v_ndim = PyArray_NDIM(((PyArrayObject *)__pyx_t_1));
|
|
__Pyx_DECREF(__pyx_t_1); __pyx_t_1 = 0;
|
|
|
|
/* "numpy.pxd":199
|
|
* ndim = PyArray_NDIM(self)
|
|
*
|
|
* if sizeof(npy_intp) != sizeof(Py_ssize_t): # <<<<<<<<<<<<<<
|
|
* copy_shape = 1
|
|
* else:
|
|
*/
|
|
__pyx_t_2 = ((sizeof(npy_intp)) != (sizeof(Py_ssize_t)));
|
|
if (__pyx_t_2) {
|
|
|
|
/* "numpy.pxd":200
|
|
*
|
|
* if sizeof(npy_intp) != sizeof(Py_ssize_t):
|
|
* copy_shape = 1 # <<<<<<<<<<<<<<
|
|
* else:
|
|
* copy_shape = 0
|
|
*/
|
|
__pyx_v_copy_shape = 1;
|
|
goto __pyx_L5;
|
|
}
|
|
/*else*/ {
|
|
|
|
/* "numpy.pxd":202
|
|
* copy_shape = 1
|
|
* else:
|
|
* copy_shape = 0 # <<<<<<<<<<<<<<
|
|
*
|
|
* if ((flags & pybuf.PyBUF_C_CONTIGUOUS == pybuf.PyBUF_C_CONTIGUOUS)
|
|
*/
|
|
__pyx_v_copy_shape = 0;
|
|
}
|
|
__pyx_L5:;
|
|
|
|
/* "numpy.pxd":204
|
|
* copy_shape = 0
|
|
*
|
|
* if ((flags & pybuf.PyBUF_C_CONTIGUOUS == pybuf.PyBUF_C_CONTIGUOUS) # <<<<<<<<<<<<<<
|
|
* and not PyArray_CHKFLAGS(self, NPY_C_CONTIGUOUS)):
|
|
* raise ValueError(u"ndarray is not C contiguous")
|
|
*/
|
|
__pyx_t_2 = ((__pyx_v_flags & PyBUF_C_CONTIGUOUS) == PyBUF_C_CONTIGUOUS);
|
|
if (__pyx_t_2) {
|
|
|
|
/* "numpy.pxd":205
|
|
*
|
|
* if ((flags & pybuf.PyBUF_C_CONTIGUOUS == pybuf.PyBUF_C_CONTIGUOUS)
|
|
* and not PyArray_CHKFLAGS(self, NPY_C_CONTIGUOUS)): # <<<<<<<<<<<<<<
|
|
* raise ValueError(u"ndarray is not C contiguous")
|
|
*
|
|
*/
|
|
__pyx_t_1 = __pyx_v_self;
|
|
__Pyx_INCREF(__pyx_t_1);
|
|
__pyx_t_3 = (!PyArray_CHKFLAGS(((PyArrayObject *)__pyx_t_1), NPY_C_CONTIGUOUS));
|
|
__Pyx_DECREF(__pyx_t_1); __pyx_t_1 = 0;
|
|
__pyx_t_4 = __pyx_t_3;
|
|
} else {
|
|
__pyx_t_4 = __pyx_t_2;
|
|
}
|
|
if (__pyx_t_4) {
|
|
|
|
/* "numpy.pxd":206
|
|
* if ((flags & pybuf.PyBUF_C_CONTIGUOUS == pybuf.PyBUF_C_CONTIGUOUS)
|
|
* and not PyArray_CHKFLAGS(self, NPY_C_CONTIGUOUS)):
|
|
* raise ValueError(u"ndarray is not C contiguous") # <<<<<<<<<<<<<<
|
|
*
|
|
* if ((flags & pybuf.PyBUF_F_CONTIGUOUS == pybuf.PyBUF_F_CONTIGUOUS)
|
|
*/
|
|
__pyx_t_1 = PyObject_Call(__pyx_builtin_ValueError, ((PyObject *)__pyx_k_tuple_4), NULL); if (unlikely(!__pyx_t_1)) {__pyx_filename = __pyx_f[1]; __pyx_lineno = 206; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
|
|
__Pyx_GOTREF(__pyx_t_1);
|
|
__Pyx_Raise(__pyx_t_1, 0, 0);
|
|
__Pyx_DECREF(__pyx_t_1); __pyx_t_1 = 0;
|
|
{__pyx_filename = __pyx_f[1]; __pyx_lineno = 206; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
|
|
goto __pyx_L6;
|
|
}
|
|
__pyx_L6:;
|
|
|
|
/* "numpy.pxd":208
|
|
* raise ValueError(u"ndarray is not C contiguous")
|
|
*
|
|
* if ((flags & pybuf.PyBUF_F_CONTIGUOUS == pybuf.PyBUF_F_CONTIGUOUS) # <<<<<<<<<<<<<<
|
|
* and not PyArray_CHKFLAGS(self, NPY_F_CONTIGUOUS)):
|
|
* raise ValueError(u"ndarray is not Fortran contiguous")
|
|
*/
|
|
__pyx_t_4 = ((__pyx_v_flags & PyBUF_F_CONTIGUOUS) == PyBUF_F_CONTIGUOUS);
|
|
if (__pyx_t_4) {
|
|
|
|
/* "numpy.pxd":209
|
|
*
|
|
* if ((flags & pybuf.PyBUF_F_CONTIGUOUS == pybuf.PyBUF_F_CONTIGUOUS)
|
|
* and not PyArray_CHKFLAGS(self, NPY_F_CONTIGUOUS)): # <<<<<<<<<<<<<<
|
|
* raise ValueError(u"ndarray is not Fortran contiguous")
|
|
*
|
|
*/
|
|
__pyx_t_1 = __pyx_v_self;
|
|
__Pyx_INCREF(__pyx_t_1);
|
|
__pyx_t_2 = (!PyArray_CHKFLAGS(((PyArrayObject *)__pyx_t_1), NPY_F_CONTIGUOUS));
|
|
__Pyx_DECREF(__pyx_t_1); __pyx_t_1 = 0;
|
|
__pyx_t_3 = __pyx_t_2;
|
|
} else {
|
|
__pyx_t_3 = __pyx_t_4;
|
|
}
|
|
if (__pyx_t_3) {
|
|
|
|
/* "numpy.pxd":210
|
|
* if ((flags & pybuf.PyBUF_F_CONTIGUOUS == pybuf.PyBUF_F_CONTIGUOUS)
|
|
* and not PyArray_CHKFLAGS(self, NPY_F_CONTIGUOUS)):
|
|
* raise ValueError(u"ndarray is not Fortran contiguous") # <<<<<<<<<<<<<<
|
|
*
|
|
* info.buf = PyArray_DATA(self)
|
|
*/
|
|
__pyx_t_1 = PyObject_Call(__pyx_builtin_ValueError, ((PyObject *)__pyx_k_tuple_6), NULL); if (unlikely(!__pyx_t_1)) {__pyx_filename = __pyx_f[1]; __pyx_lineno = 210; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
|
|
__Pyx_GOTREF(__pyx_t_1);
|
|
__Pyx_Raise(__pyx_t_1, 0, 0);
|
|
__Pyx_DECREF(__pyx_t_1); __pyx_t_1 = 0;
|
|
{__pyx_filename = __pyx_f[1]; __pyx_lineno = 210; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
|
|
goto __pyx_L7;
|
|
}
|
|
__pyx_L7:;
|
|
|
|
/* "numpy.pxd":212
|
|
* raise ValueError(u"ndarray is not Fortran contiguous")
|
|
*
|
|
* info.buf = PyArray_DATA(self) # <<<<<<<<<<<<<<
|
|
* info.ndim = ndim
|
|
* if copy_shape:
|
|
*/
|
|
__pyx_t_1 = __pyx_v_self;
|
|
__Pyx_INCREF(__pyx_t_1);
|
|
__pyx_v_info->buf = PyArray_DATA(((PyArrayObject *)__pyx_t_1));
|
|
__Pyx_DECREF(__pyx_t_1); __pyx_t_1 = 0;
|
|
|
|
/* "numpy.pxd":213
|
|
*
|
|
* info.buf = PyArray_DATA(self)
|
|
* info.ndim = ndim # <<<<<<<<<<<<<<
|
|
* if copy_shape:
|
|
* # Allocate new buffer for strides and shape info. This is allocated
|
|
*/
|
|
__pyx_v_info->ndim = __pyx_v_ndim;
|
|
|
|
/* "numpy.pxd":214
|
|
* info.buf = PyArray_DATA(self)
|
|
* info.ndim = ndim
|
|
* if copy_shape: # <<<<<<<<<<<<<<
|
|
* # Allocate new buffer for strides and shape info. This is allocated
|
|
* # as one block, strides first.
|
|
*/
|
|
if (__pyx_v_copy_shape) {
|
|
|
|
/* "numpy.pxd":217
|
|
* # Allocate new buffer for strides and shape info. This is allocated
|
|
* # as one block, strides first.
|
|
* info.strides = <Py_ssize_t*>stdlib.malloc(sizeof(Py_ssize_t) * ndim * 2) # <<<<<<<<<<<<<<
|
|
* info.shape = info.strides + ndim
|
|
* for i in range(ndim):
|
|
*/
|
|
__pyx_v_info->strides = ((Py_ssize_t *)malloc((((sizeof(Py_ssize_t)) * __pyx_v_ndim) * 2)));
|
|
|
|
/* "numpy.pxd":218
|
|
* # as one block, strides first.
|
|
* info.strides = <Py_ssize_t*>stdlib.malloc(sizeof(Py_ssize_t) * ndim * 2)
|
|
* info.shape = info.strides + ndim # <<<<<<<<<<<<<<
|
|
* for i in range(ndim):
|
|
* info.strides[i] = PyArray_STRIDES(self)[i]
|
|
*/
|
|
__pyx_v_info->shape = (__pyx_v_info->strides + __pyx_v_ndim);
|
|
|
|
/* "numpy.pxd":219
|
|
* info.strides = <Py_ssize_t*>stdlib.malloc(sizeof(Py_ssize_t) * ndim * 2)
|
|
* info.shape = info.strides + ndim
|
|
* for i in range(ndim): # <<<<<<<<<<<<<<
|
|
* info.strides[i] = PyArray_STRIDES(self)[i]
|
|
* info.shape[i] = PyArray_DIMS(self)[i]
|
|
*/
|
|
__pyx_t_5 = __pyx_v_ndim;
|
|
for (__pyx_t_6 = 0; __pyx_t_6 < __pyx_t_5; __pyx_t_6+=1) {
|
|
__pyx_v_i = __pyx_t_6;
|
|
|
|
/* "numpy.pxd":220
|
|
* info.shape = info.strides + ndim
|
|
* for i in range(ndim):
|
|
* info.strides[i] = PyArray_STRIDES(self)[i] # <<<<<<<<<<<<<<
|
|
* info.shape[i] = PyArray_DIMS(self)[i]
|
|
* else:
|
|
*/
|
|
__pyx_t_1 = __pyx_v_self;
|
|
__Pyx_INCREF(__pyx_t_1);
|
|
(__pyx_v_info->strides[__pyx_v_i]) = (PyArray_STRIDES(((PyArrayObject *)__pyx_t_1))[__pyx_v_i]);
|
|
__Pyx_DECREF(__pyx_t_1); __pyx_t_1 = 0;
|
|
|
|
/* "numpy.pxd":221
|
|
* for i in range(ndim):
|
|
* info.strides[i] = PyArray_STRIDES(self)[i]
|
|
* info.shape[i] = PyArray_DIMS(self)[i] # <<<<<<<<<<<<<<
|
|
* else:
|
|
* info.strides = <Py_ssize_t*>PyArray_STRIDES(self)
|
|
*/
|
|
__pyx_t_1 = __pyx_v_self;
|
|
__Pyx_INCREF(__pyx_t_1);
|
|
(__pyx_v_info->shape[__pyx_v_i]) = (PyArray_DIMS(((PyArrayObject *)__pyx_t_1))[__pyx_v_i]);
|
|
__Pyx_DECREF(__pyx_t_1); __pyx_t_1 = 0;
|
|
}
|
|
goto __pyx_L8;
|
|
}
|
|
/*else*/ {
|
|
|
|
/* "numpy.pxd":223
|
|
* info.shape[i] = PyArray_DIMS(self)[i]
|
|
* else:
|
|
* info.strides = <Py_ssize_t*>PyArray_STRIDES(self) # <<<<<<<<<<<<<<
|
|
* info.shape = <Py_ssize_t*>PyArray_DIMS(self)
|
|
* info.suboffsets = NULL
|
|
*/
|
|
__pyx_t_1 = __pyx_v_self;
|
|
__Pyx_INCREF(__pyx_t_1);
|
|
__pyx_v_info->strides = ((Py_ssize_t *)PyArray_STRIDES(((PyArrayObject *)__pyx_t_1)));
|
|
__Pyx_DECREF(__pyx_t_1); __pyx_t_1 = 0;
|
|
|
|
/* "numpy.pxd":224
|
|
* else:
|
|
* info.strides = <Py_ssize_t*>PyArray_STRIDES(self)
|
|
* info.shape = <Py_ssize_t*>PyArray_DIMS(self) # <<<<<<<<<<<<<<
|
|
* info.suboffsets = NULL
|
|
* info.itemsize = PyArray_ITEMSIZE(self)
|
|
*/
|
|
__pyx_t_1 = __pyx_v_self;
|
|
__Pyx_INCREF(__pyx_t_1);
|
|
__pyx_v_info->shape = ((Py_ssize_t *)PyArray_DIMS(((PyArrayObject *)__pyx_t_1)));
|
|
__Pyx_DECREF(__pyx_t_1); __pyx_t_1 = 0;
|
|
}
|
|
__pyx_L8:;
|
|
|
|
/* "numpy.pxd":225
|
|
* info.strides = <Py_ssize_t*>PyArray_STRIDES(self)
|
|
* info.shape = <Py_ssize_t*>PyArray_DIMS(self)
|
|
* info.suboffsets = NULL # <<<<<<<<<<<<<<
|
|
* info.itemsize = PyArray_ITEMSIZE(self)
|
|
* info.readonly = not PyArray_ISWRITEABLE(self)
|
|
*/
|
|
__pyx_v_info->suboffsets = NULL;
|
|
|
|
/* "numpy.pxd":226
|
|
* info.shape = <Py_ssize_t*>PyArray_DIMS(self)
|
|
* info.suboffsets = NULL
|
|
* info.itemsize = PyArray_ITEMSIZE(self) # <<<<<<<<<<<<<<
|
|
* info.readonly = not PyArray_ISWRITEABLE(self)
|
|
*
|
|
*/
|
|
__pyx_t_1 = __pyx_v_self;
|
|
__Pyx_INCREF(__pyx_t_1);
|
|
__pyx_v_info->itemsize = PyArray_ITEMSIZE(((PyArrayObject *)__pyx_t_1));
|
|
__Pyx_DECREF(__pyx_t_1); __pyx_t_1 = 0;
|
|
|
|
/* "numpy.pxd":227
|
|
* info.suboffsets = NULL
|
|
* info.itemsize = PyArray_ITEMSIZE(self)
|
|
* info.readonly = not PyArray_ISWRITEABLE(self) # <<<<<<<<<<<<<<
|
|
*
|
|
* cdef int t
|
|
*/
|
|
__pyx_t_1 = __pyx_v_self;
|
|
__Pyx_INCREF(__pyx_t_1);
|
|
__pyx_v_info->readonly = (!PyArray_ISWRITEABLE(((PyArrayObject *)__pyx_t_1)));
|
|
__Pyx_DECREF(__pyx_t_1); __pyx_t_1 = 0;
|
|
|
|
/* "numpy.pxd":230
|
|
*
|
|
* cdef int t
|
|
* cdef char* f = NULL # <<<<<<<<<<<<<<
|
|
* cdef dtype descr = self.descr
|
|
* cdef list stack
|
|
*/
|
|
__pyx_v_f = NULL;
|
|
|
|
/* "numpy.pxd":231
|
|
* cdef int t
|
|
* cdef char* f = NULL
|
|
* cdef dtype descr = self.descr # <<<<<<<<<<<<<<
|
|
* cdef list stack
|
|
* cdef int offset
|
|
*/
|
|
__Pyx_INCREF(((PyObject *)((PyArrayObject *)__pyx_v_self)->descr));
|
|
__pyx_v_descr = ((PyArrayObject *)__pyx_v_self)->descr;
|
|
|
|
/* "numpy.pxd":235
|
|
* cdef int offset
|
|
*
|
|
* cdef bint hasfields = PyDataType_HASFIELDS(descr) # <<<<<<<<<<<<<<
|
|
*
|
|
* if not hasfields and not copy_shape:
|
|
*/
|
|
__pyx_v_hasfields = PyDataType_HASFIELDS(__pyx_v_descr);
|
|
|
|
/* "numpy.pxd":237
|
|
* cdef bint hasfields = PyDataType_HASFIELDS(descr)
|
|
*
|
|
* if not hasfields and not copy_shape: # <<<<<<<<<<<<<<
|
|
* # do not call releasebuffer
|
|
* info.obj = None
|
|
*/
|
|
__pyx_t_3 = (!__pyx_v_hasfields);
|
|
if (__pyx_t_3) {
|
|
__pyx_t_4 = (!__pyx_v_copy_shape);
|
|
__pyx_t_2 = __pyx_t_4;
|
|
} else {
|
|
__pyx_t_2 = __pyx_t_3;
|
|
}
|
|
if (__pyx_t_2) {
|
|
|
|
/* "numpy.pxd":239
|
|
* if not hasfields and not copy_shape:
|
|
* # do not call releasebuffer
|
|
* info.obj = None # <<<<<<<<<<<<<<
|
|
* else:
|
|
* # need to call releasebuffer
|
|
*/
|
|
__Pyx_INCREF(Py_None);
|
|
__Pyx_GIVEREF(Py_None);
|
|
__Pyx_GOTREF(__pyx_v_info->obj);
|
|
__Pyx_DECREF(__pyx_v_info->obj);
|
|
__pyx_v_info->obj = Py_None;
|
|
goto __pyx_L11;
|
|
}
|
|
/*else*/ {
|
|
|
|
/* "numpy.pxd":242
|
|
* else:
|
|
* # need to call releasebuffer
|
|
* info.obj = self # <<<<<<<<<<<<<<
|
|
*
|
|
* if not hasfields:
|
|
*/
|
|
__Pyx_INCREF(__pyx_v_self);
|
|
__Pyx_GIVEREF(__pyx_v_self);
|
|
__Pyx_GOTREF(__pyx_v_info->obj);
|
|
__Pyx_DECREF(__pyx_v_info->obj);
|
|
__pyx_v_info->obj = __pyx_v_self;
|
|
}
|
|
__pyx_L11:;
|
|
|
|
/* "numpy.pxd":244
|
|
* info.obj = self
|
|
*
|
|
* if not hasfields: # <<<<<<<<<<<<<<
|
|
* t = descr.type_num
|
|
* if ((descr.byteorder == '>' and little_endian) or
|
|
*/
|
|
__pyx_t_2 = (!__pyx_v_hasfields);
|
|
if (__pyx_t_2) {
|
|
|
|
/* "numpy.pxd":245
|
|
*
|
|
* if not hasfields:
|
|
* t = descr.type_num # <<<<<<<<<<<<<<
|
|
* if ((descr.byteorder == '>' and little_endian) or
|
|
* (descr.byteorder == '<' and not little_endian)):
|
|
*/
|
|
__pyx_v_t = __pyx_v_descr->type_num;
|
|
|
|
/* "numpy.pxd":246
|
|
* if not hasfields:
|
|
* t = descr.type_num
|
|
* if ((descr.byteorder == '>' and little_endian) or # <<<<<<<<<<<<<<
|
|
* (descr.byteorder == '<' and not little_endian)):
|
|
* raise ValueError(u"Non-native byte order not supported")
|
|
*/
|
|
__pyx_t_2 = (__pyx_v_descr->byteorder == '>');
|
|
if (__pyx_t_2) {
|
|
__pyx_t_3 = __pyx_v_little_endian;
|
|
} else {
|
|
__pyx_t_3 = __pyx_t_2;
|
|
}
|
|
if (!__pyx_t_3) {
|
|
|
|
/* "numpy.pxd":247
|
|
* t = descr.type_num
|
|
* if ((descr.byteorder == '>' and little_endian) or
|
|
* (descr.byteorder == '<' and not little_endian)): # <<<<<<<<<<<<<<
|
|
* raise ValueError(u"Non-native byte order not supported")
|
|
* if t == NPY_BYTE: f = "b"
|
|
*/
|
|
__pyx_t_2 = (__pyx_v_descr->byteorder == '<');
|
|
if (__pyx_t_2) {
|
|
__pyx_t_4 = (!__pyx_v_little_endian);
|
|
__pyx_t_7 = __pyx_t_4;
|
|
} else {
|
|
__pyx_t_7 = __pyx_t_2;
|
|
}
|
|
__pyx_t_2 = __pyx_t_7;
|
|
} else {
|
|
__pyx_t_2 = __pyx_t_3;
|
|
}
|
|
if (__pyx_t_2) {
|
|
|
|
/* "numpy.pxd":248
|
|
* if ((descr.byteorder == '>' and little_endian) or
|
|
* (descr.byteorder == '<' and not little_endian)):
|
|
* raise ValueError(u"Non-native byte order not supported") # <<<<<<<<<<<<<<
|
|
* if t == NPY_BYTE: f = "b"
|
|
* elif t == NPY_UBYTE: f = "B"
|
|
*/
|
|
__pyx_t_1 = PyObject_Call(__pyx_builtin_ValueError, ((PyObject *)__pyx_k_tuple_8), NULL); if (unlikely(!__pyx_t_1)) {__pyx_filename = __pyx_f[1]; __pyx_lineno = 248; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
|
|
__Pyx_GOTREF(__pyx_t_1);
|
|
__Pyx_Raise(__pyx_t_1, 0, 0);
|
|
__Pyx_DECREF(__pyx_t_1); __pyx_t_1 = 0;
|
|
{__pyx_filename = __pyx_f[1]; __pyx_lineno = 248; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
|
|
goto __pyx_L13;
|
|
}
|
|
__pyx_L13:;
|
|
|
|
/* "numpy.pxd":249
|
|
* (descr.byteorder == '<' and not little_endian)):
|
|
* raise ValueError(u"Non-native byte order not supported")
|
|
* if t == NPY_BYTE: f = "b" # <<<<<<<<<<<<<<
|
|
* elif t == NPY_UBYTE: f = "B"
|
|
* elif t == NPY_SHORT: f = "h"
|
|
*/
|
|
__pyx_t_2 = (__pyx_v_t == NPY_BYTE);
|
|
if (__pyx_t_2) {
|
|
__pyx_v_f = __pyx_k__b;
|
|
goto __pyx_L14;
|
|
}
|
|
|
|
/* "numpy.pxd":250
|
|
* raise ValueError(u"Non-native byte order not supported")
|
|
* if t == NPY_BYTE: f = "b"
|
|
* elif t == NPY_UBYTE: f = "B" # <<<<<<<<<<<<<<
|
|
* elif t == NPY_SHORT: f = "h"
|
|
* elif t == NPY_USHORT: f = "H"
|
|
*/
|
|
__pyx_t_2 = (__pyx_v_t == NPY_UBYTE);
|
|
if (__pyx_t_2) {
|
|
__pyx_v_f = __pyx_k__B;
|
|
goto __pyx_L14;
|
|
}
|
|
|
|
/* "numpy.pxd":251
|
|
* if t == NPY_BYTE: f = "b"
|
|
* elif t == NPY_UBYTE: f = "B"
|
|
* elif t == NPY_SHORT: f = "h" # <<<<<<<<<<<<<<
|
|
* elif t == NPY_USHORT: f = "H"
|
|
* elif t == NPY_INT: f = "i"
|
|
*/
|
|
__pyx_t_2 = (__pyx_v_t == NPY_SHORT);
|
|
if (__pyx_t_2) {
|
|
__pyx_v_f = __pyx_k__h;
|
|
goto __pyx_L14;
|
|
}
|
|
|
|
/* "numpy.pxd":252
|
|
* elif t == NPY_UBYTE: f = "B"
|
|
* elif t == NPY_SHORT: f = "h"
|
|
* elif t == NPY_USHORT: f = "H" # <<<<<<<<<<<<<<
|
|
* elif t == NPY_INT: f = "i"
|
|
* elif t == NPY_UINT: f = "I"
|
|
*/
|
|
__pyx_t_2 = (__pyx_v_t == NPY_USHORT);
|
|
if (__pyx_t_2) {
|
|
__pyx_v_f = __pyx_k__H;
|
|
goto __pyx_L14;
|
|
}
|
|
|
|
/* "numpy.pxd":253
|
|
* elif t == NPY_SHORT: f = "h"
|
|
* elif t == NPY_USHORT: f = "H"
|
|
* elif t == NPY_INT: f = "i" # <<<<<<<<<<<<<<
|
|
* elif t == NPY_UINT: f = "I"
|
|
* elif t == NPY_LONG: f = "l"
|
|
*/
|
|
__pyx_t_2 = (__pyx_v_t == NPY_INT);
|
|
if (__pyx_t_2) {
|
|
__pyx_v_f = __pyx_k__i;
|
|
goto __pyx_L14;
|
|
}
|
|
|
|
/* "numpy.pxd":254
|
|
* elif t == NPY_USHORT: f = "H"
|
|
* elif t == NPY_INT: f = "i"
|
|
* elif t == NPY_UINT: f = "I" # <<<<<<<<<<<<<<
|
|
* elif t == NPY_LONG: f = "l"
|
|
* elif t == NPY_ULONG: f = "L"
|
|
*/
|
|
__pyx_t_2 = (__pyx_v_t == NPY_UINT);
|
|
if (__pyx_t_2) {
|
|
__pyx_v_f = __pyx_k__I;
|
|
goto __pyx_L14;
|
|
}
|
|
|
|
/* "numpy.pxd":255
|
|
* elif t == NPY_INT: f = "i"
|
|
* elif t == NPY_UINT: f = "I"
|
|
* elif t == NPY_LONG: f = "l" # <<<<<<<<<<<<<<
|
|
* elif t == NPY_ULONG: f = "L"
|
|
* elif t == NPY_LONGLONG: f = "q"
|
|
*/
|
|
__pyx_t_2 = (__pyx_v_t == NPY_LONG);
|
|
if (__pyx_t_2) {
|
|
__pyx_v_f = __pyx_k__l;
|
|
goto __pyx_L14;
|
|
}
|
|
|
|
/* "numpy.pxd":256
|
|
* elif t == NPY_UINT: f = "I"
|
|
* elif t == NPY_LONG: f = "l"
|
|
* elif t == NPY_ULONG: f = "L" # <<<<<<<<<<<<<<
|
|
* elif t == NPY_LONGLONG: f = "q"
|
|
* elif t == NPY_ULONGLONG: f = "Q"
|
|
*/
|
|
__pyx_t_2 = (__pyx_v_t == NPY_ULONG);
|
|
if (__pyx_t_2) {
|
|
__pyx_v_f = __pyx_k__L;
|
|
goto __pyx_L14;
|
|
}
|
|
|
|
/* "numpy.pxd":257
|
|
* elif t == NPY_LONG: f = "l"
|
|
* elif t == NPY_ULONG: f = "L"
|
|
* elif t == NPY_LONGLONG: f = "q" # <<<<<<<<<<<<<<
|
|
* elif t == NPY_ULONGLONG: f = "Q"
|
|
* elif t == NPY_FLOAT: f = "f"
|
|
*/
|
|
__pyx_t_2 = (__pyx_v_t == NPY_LONGLONG);
|
|
if (__pyx_t_2) {
|
|
__pyx_v_f = __pyx_k__q;
|
|
goto __pyx_L14;
|
|
}
|
|
|
|
/* "numpy.pxd":258
|
|
* elif t == NPY_ULONG: f = "L"
|
|
* elif t == NPY_LONGLONG: f = "q"
|
|
* elif t == NPY_ULONGLONG: f = "Q" # <<<<<<<<<<<<<<
|
|
* elif t == NPY_FLOAT: f = "f"
|
|
* elif t == NPY_DOUBLE: f = "d"
|
|
*/
|
|
__pyx_t_2 = (__pyx_v_t == NPY_ULONGLONG);
|
|
if (__pyx_t_2) {
|
|
__pyx_v_f = __pyx_k__Q;
|
|
goto __pyx_L14;
|
|
}
|
|
|
|
/* "numpy.pxd":259
|
|
* elif t == NPY_LONGLONG: f = "q"
|
|
* elif t == NPY_ULONGLONG: f = "Q"
|
|
* elif t == NPY_FLOAT: f = "f" # <<<<<<<<<<<<<<
|
|
* elif t == NPY_DOUBLE: f = "d"
|
|
* elif t == NPY_LONGDOUBLE: f = "g"
|
|
*/
|
|
__pyx_t_2 = (__pyx_v_t == NPY_FLOAT);
|
|
if (__pyx_t_2) {
|
|
__pyx_v_f = __pyx_k__f;
|
|
goto __pyx_L14;
|
|
}
|
|
|
|
/* "numpy.pxd":260
|
|
* elif t == NPY_ULONGLONG: f = "Q"
|
|
* elif t == NPY_FLOAT: f = "f"
|
|
* elif t == NPY_DOUBLE: f = "d" # <<<<<<<<<<<<<<
|
|
* elif t == NPY_LONGDOUBLE: f = "g"
|
|
* elif t == NPY_CFLOAT: f = "Zf"
|
|
*/
|
|
__pyx_t_2 = (__pyx_v_t == NPY_DOUBLE);
|
|
if (__pyx_t_2) {
|
|
__pyx_v_f = __pyx_k__d;
|
|
goto __pyx_L14;
|
|
}
|
|
|
|
/* "numpy.pxd":261
|
|
* elif t == NPY_FLOAT: f = "f"
|
|
* elif t == NPY_DOUBLE: f = "d"
|
|
* elif t == NPY_LONGDOUBLE: f = "g" # <<<<<<<<<<<<<<
|
|
* elif t == NPY_CFLOAT: f = "Zf"
|
|
* elif t == NPY_CDOUBLE: f = "Zd"
|
|
*/
|
|
__pyx_t_2 = (__pyx_v_t == NPY_LONGDOUBLE);
|
|
if (__pyx_t_2) {
|
|
__pyx_v_f = __pyx_k__g;
|
|
goto __pyx_L14;
|
|
}
|
|
|
|
/* "numpy.pxd":262
|
|
* elif t == NPY_DOUBLE: f = "d"
|
|
* elif t == NPY_LONGDOUBLE: f = "g"
|
|
* elif t == NPY_CFLOAT: f = "Zf" # <<<<<<<<<<<<<<
|
|
* elif t == NPY_CDOUBLE: f = "Zd"
|
|
* elif t == NPY_CLONGDOUBLE: f = "Zg"
|
|
*/
|
|
__pyx_t_2 = (__pyx_v_t == NPY_CFLOAT);
|
|
if (__pyx_t_2) {
|
|
__pyx_v_f = __pyx_k__Zf;
|
|
goto __pyx_L14;
|
|
}
|
|
|
|
/* "numpy.pxd":263
|
|
* elif t == NPY_LONGDOUBLE: f = "g"
|
|
* elif t == NPY_CFLOAT: f = "Zf"
|
|
* elif t == NPY_CDOUBLE: f = "Zd" # <<<<<<<<<<<<<<
|
|
* elif t == NPY_CLONGDOUBLE: f = "Zg"
|
|
* elif t == NPY_OBJECT: f = "O"
|
|
*/
|
|
__pyx_t_2 = (__pyx_v_t == NPY_CDOUBLE);
|
|
if (__pyx_t_2) {
|
|
__pyx_v_f = __pyx_k__Zd;
|
|
goto __pyx_L14;
|
|
}
|
|
|
|
/* "numpy.pxd":264
|
|
* elif t == NPY_CFLOAT: f = "Zf"
|
|
* elif t == NPY_CDOUBLE: f = "Zd"
|
|
* elif t == NPY_CLONGDOUBLE: f = "Zg" # <<<<<<<<<<<<<<
|
|
* elif t == NPY_OBJECT: f = "O"
|
|
* else:
|
|
*/
|
|
__pyx_t_2 = (__pyx_v_t == NPY_CLONGDOUBLE);
|
|
if (__pyx_t_2) {
|
|
__pyx_v_f = __pyx_k__Zg;
|
|
goto __pyx_L14;
|
|
}
|
|
|
|
/* "numpy.pxd":265
|
|
* elif t == NPY_CDOUBLE: f = "Zd"
|
|
* elif t == NPY_CLONGDOUBLE: f = "Zg"
|
|
* elif t == NPY_OBJECT: f = "O" # <<<<<<<<<<<<<<
|
|
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|
|
* raise ValueError(u"unknown dtype code in numpy.pxd (%d)" % t)
|
|
*/
|
|
__pyx_t_2 = (__pyx_v_t == NPY_OBJECT);
|
|
if (__pyx_t_2) {
|
|
__pyx_v_f = __pyx_k__O;
|
|
goto __pyx_L14;
|
|
}
|
|
/*else*/ {
|
|
|
|
/* "numpy.pxd":267
|
|
* elif t == NPY_OBJECT: f = "O"
|
|
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|
|
* raise ValueError(u"unknown dtype code in numpy.pxd (%d)" % t) # <<<<<<<<<<<<<<
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|
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|
|
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|
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|
|
__pyx_t_1 = PyInt_FromLong(__pyx_v_t); if (unlikely(!__pyx_t_1)) {__pyx_filename = __pyx_f[1]; __pyx_lineno = 267; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
|
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__Pyx_GOTREF(__pyx_t_1);
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|
|
__Pyx_GOTREF(((PyObject *)__pyx_t_8));
|
|
__Pyx_DECREF(__pyx_t_1); __pyx_t_1 = 0;
|
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__pyx_t_1 = PyTuple_New(1); if (unlikely(!__pyx_t_1)) {__pyx_filename = __pyx_f[1]; __pyx_lineno = 267; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
|
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__Pyx_GOTREF(((PyObject *)__pyx_t_1));
|
|
PyTuple_SET_ITEM(__pyx_t_1, 0, ((PyObject *)__pyx_t_8));
|
|
__Pyx_GIVEREF(((PyObject *)__pyx_t_8));
|
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__pyx_t_8 = 0;
|
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__pyx_t_8 = PyObject_Call(__pyx_builtin_ValueError, ((PyObject *)__pyx_t_1), NULL); if (unlikely(!__pyx_t_8)) {__pyx_filename = __pyx_f[1]; __pyx_lineno = 267; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
|
|
__Pyx_GOTREF(__pyx_t_8);
|
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__Pyx_DECREF(((PyObject *)__pyx_t_1)); __pyx_t_1 = 0;
|
|
__Pyx_Raise(__pyx_t_8, 0, 0);
|
|
__Pyx_DECREF(__pyx_t_8); __pyx_t_8 = 0;
|
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{__pyx_filename = __pyx_f[1]; __pyx_lineno = 267; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
|
|
}
|
|
__pyx_L14:;
|
|
|
|
/* "numpy.pxd":268
|
|
* else:
|
|
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|
|
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|
|
* return
|
|
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|
|
*/
|
|
__pyx_v_info->format = __pyx_v_f;
|
|
|
|
/* "numpy.pxd":269
|
|
* raise ValueError(u"unknown dtype code in numpy.pxd (%d)" % t)
|
|
* info.format = f
|
|
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|
|
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|
|
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|
|
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|
|
__pyx_r = 0;
|
|
goto __pyx_L0;
|
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goto __pyx_L12;
|
|
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|
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/*else*/ {
|
|
|
|
/* "numpy.pxd":271
|
|
* return
|
|
* else:
|
|
* info.format = <char*>stdlib.malloc(_buffer_format_string_len) # <<<<<<<<<<<<<<
|
|
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__pyx_v_info->format = ((char *)malloc(255));
|
|
|
|
/* "numpy.pxd":272
|
|
* else:
|
|
* info.format = <char*>stdlib.malloc(_buffer_format_string_len)
|
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* info.format[0] = '^' # Native data types, manual alignment # <<<<<<<<<<<<<<
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|
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(__pyx_v_info->format[0]) = '^';
|
|
|
|
/* "numpy.pxd":273
|
|
* info.format = <char*>stdlib.malloc(_buffer_format_string_len)
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|
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|
|
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|
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|
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*/
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__pyx_v_offset = 0;
|
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|
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/* "numpy.pxd":276
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|
* f = _util_dtypestring(descr, info.format + 1,
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* info.format + _buffer_format_string_len,
|
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|
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*/
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__pyx_v_f = __pyx_t_9;
|
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/* "numpy.pxd":277
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|
* info.format + _buffer_format_string_len,
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* &offset)
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* f[0] = 0 # Terminate format string # <<<<<<<<<<<<<<
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*
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|
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__pyx_r = 0;
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goto __pyx_L0;
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__Pyx_XDECREF(__pyx_t_1);
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__Pyx_XDECREF(__pyx_t_8);
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__Pyx_AddTraceback("numpy.ndarray.__getbuffer__");
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__pyx_r = -1;
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__pyx_L0:;
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if (__pyx_v_info->obj == Py_None) {
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__Pyx_GOTREF(Py_None);
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/* "numpy.pxd":279
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static CYTHON_UNUSED void __pyx_pf_5numpy_7ndarray_1__releasebuffer__(PyObject *__pyx_v_self, Py_buffer *__pyx_v_info); /*proto*/
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static CYTHON_UNUSED void __pyx_pf_5numpy_7ndarray_1__releasebuffer__(PyObject *__pyx_v_self, Py_buffer *__pyx_v_info) {
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PyObject *__pyx_t_1 = NULL;
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int __pyx_t_2;
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__Pyx_RefNannySetupContext("__releasebuffer__");
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/* "numpy.pxd":280
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__pyx_t_1 = __pyx_v_self;
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__Pyx_INCREF(__pyx_t_1);
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__pyx_t_5 = PyNumber_Subtract(__pyx_v_new_offset, __pyx_t_3); if (unlikely(!__pyx_t_5)) {__pyx_filename = __pyx_f[1]; __pyx_lineno = 786; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
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__Pyx_GOTREF(__pyx_t_5);
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__Pyx_DECREF(__pyx_t_3); __pyx_t_3 = 0;
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__pyx_t_3 = PyNumber_Subtract(__pyx_t_4, __pyx_t_5); if (unlikely(!__pyx_t_3)) {__pyx_filename = __pyx_f[1]; __pyx_lineno = 786; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
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__Pyx_GOTREF(__pyx_t_3);
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__Pyx_DECREF(__pyx_t_4); __pyx_t_4 = 0;
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__Pyx_DECREF(__pyx_t_5); __pyx_t_5 = 0;
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__pyx_t_5 = PyObject_RichCompare(__pyx_t_3, __pyx_int_15, Py_LT); if (unlikely(!__pyx_t_5)) {__pyx_filename = __pyx_f[1]; __pyx_lineno = 786; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
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__Pyx_GOTREF(__pyx_t_5);
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__Pyx_DECREF(__pyx_t_3); __pyx_t_3 = 0;
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__Pyx_DECREF(__pyx_t_5); __pyx_t_5 = 0;
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if (__pyx_t_6) {
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*
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* if (end - f) - (new_offset - offset[0]) < 15:
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* raise RuntimeError(u"Format string allocated too short, see comment in numpy.pxd") # <<<<<<<<<<<<<<
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*
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*/
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__pyx_t_5 = PyObject_Call(__pyx_builtin_RuntimeError, ((PyObject *)__pyx_k_tuple_11), NULL); if (unlikely(!__pyx_t_5)) {__pyx_filename = __pyx_f[1]; __pyx_lineno = 787; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
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__Pyx_GOTREF(__pyx_t_5);
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__Pyx_Raise(__pyx_t_5, 0, 0);
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__Pyx_DECREF(__pyx_t_5); __pyx_t_5 = 0;
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{__pyx_filename = __pyx_f[1]; __pyx_lineno = 787; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
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goto __pyx_L5;
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}
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__pyx_L5:;
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/* "numpy.pxd":789
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* raise RuntimeError(u"Format string allocated too short, see comment in numpy.pxd")
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*
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* if ((child.byteorder == '>' and little_endian) or # <<<<<<<<<<<<<<
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* (child.byteorder == '<' and not little_endian)):
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* raise ValueError(u"Non-native byte order not supported")
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*/
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__pyx_t_6 = (__pyx_v_child->byteorder == '>');
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if (__pyx_t_6) {
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__pyx_t_7 = __pyx_v_little_endian;
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} else {
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__pyx_t_7 = __pyx_t_6;
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}
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if (!__pyx_t_7) {
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/* "numpy.pxd":790
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*
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* if ((child.byteorder == '>' and little_endian) or
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* (child.byteorder == '<' and not little_endian)): # <<<<<<<<<<<<<<
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* raise ValueError(u"Non-native byte order not supported")
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* # One could encode it in the format string and have Cython
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*/
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__pyx_t_6 = (__pyx_v_child->byteorder == '<');
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if (__pyx_t_6) {
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__pyx_t_8 = (!__pyx_v_little_endian);
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__pyx_t_9 = __pyx_t_8;
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} else {
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__pyx_t_9 = __pyx_t_6;
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}
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__pyx_t_6 = __pyx_t_9;
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} else {
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__pyx_t_6 = __pyx_t_7;
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}
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if (__pyx_t_6) {
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/* "numpy.pxd":791
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* if ((child.byteorder == '>' and little_endian) or
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* (child.byteorder == '<' and not little_endian)):
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* raise ValueError(u"Non-native byte order not supported") # <<<<<<<<<<<<<<
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* # One could encode it in the format string and have Cython
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* # complain instead, BUT: < and > in format strings also imply
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*/
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__pyx_t_5 = PyObject_Call(__pyx_builtin_ValueError, ((PyObject *)__pyx_k_tuple_12), NULL); if (unlikely(!__pyx_t_5)) {__pyx_filename = __pyx_f[1]; __pyx_lineno = 791; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
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__Pyx_GOTREF(__pyx_t_5);
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__Pyx_Raise(__pyx_t_5, 0, 0);
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__Pyx_DECREF(__pyx_t_5); __pyx_t_5 = 0;
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{__pyx_filename = __pyx_f[1]; __pyx_lineno = 791; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
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goto __pyx_L6;
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}
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__pyx_L6:;
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/* "numpy.pxd":801
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*
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* # Output padding bytes
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* while offset[0] < new_offset: # <<<<<<<<<<<<<<
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* f[0] = 120 # "x"; pad byte
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* f += 1
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*/
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while (1) {
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__pyx_t_5 = PyInt_FromLong((__pyx_v_offset[0])); if (unlikely(!__pyx_t_5)) {__pyx_filename = __pyx_f[1]; __pyx_lineno = 801; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
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__Pyx_GOTREF(__pyx_t_5);
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__pyx_t_3 = PyObject_RichCompare(__pyx_t_5, __pyx_v_new_offset, Py_LT); if (unlikely(!__pyx_t_3)) {__pyx_filename = __pyx_f[1]; __pyx_lineno = 801; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
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__Pyx_GOTREF(__pyx_t_3);
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__Pyx_DECREF(__pyx_t_5); __pyx_t_5 = 0;
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__pyx_t_6 = __Pyx_PyObject_IsTrue(__pyx_t_3); if (unlikely(__pyx_t_6 < 0)) {__pyx_filename = __pyx_f[1]; __pyx_lineno = 801; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
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__Pyx_DECREF(__pyx_t_3); __pyx_t_3 = 0;
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if (!__pyx_t_6) break;
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|
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/* "numpy.pxd":802
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|
* # Output padding bytes
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* while offset[0] < new_offset:
|
|
* f[0] = 120 # "x"; pad byte # <<<<<<<<<<<<<<
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|
* f += 1
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* offset[0] += 1
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*/
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(__pyx_v_f[0]) = 120;
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/* "numpy.pxd":803
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* f[0] = 120 # "x"; pad byte
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* f += 1 # <<<<<<<<<<<<<<
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* offset[0] += 1
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*
|
|
*/
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__pyx_v_f = (__pyx_v_f + 1);
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/* "numpy.pxd":804
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|
* f[0] = 120 # "x"; pad byte
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* f += 1
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* offset[0] += 1 # <<<<<<<<<<<<<<
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*
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* offset[0] += child.itemsize
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*/
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__pyx_t_10 = 0;
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(__pyx_v_offset[__pyx_t_10]) = ((__pyx_v_offset[__pyx_t_10]) + 1);
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}
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|
/* "numpy.pxd":806
|
|
* offset[0] += 1
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*
|
|
* offset[0] += child.itemsize # <<<<<<<<<<<<<<
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*
|
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* if not PyDataType_HASFIELDS(child):
|
|
*/
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__pyx_t_10 = 0;
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|
(__pyx_v_offset[__pyx_t_10]) = ((__pyx_v_offset[__pyx_t_10]) + __pyx_v_child->elsize);
|
|
|
|
/* "numpy.pxd":808
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|
* offset[0] += child.itemsize
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*
|
|
* if not PyDataType_HASFIELDS(child): # <<<<<<<<<<<<<<
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* t = child.type_num
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* if end - f < 5:
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*/
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__pyx_t_6 = (!PyDataType_HASFIELDS(__pyx_v_child));
|
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if (__pyx_t_6) {
|
|
|
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/* "numpy.pxd":809
|
|
*
|
|
* if not PyDataType_HASFIELDS(child):
|
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* t = child.type_num # <<<<<<<<<<<<<<
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* if end - f < 5:
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* raise RuntimeError(u"Format string allocated too short.")
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*/
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__pyx_t_3 = PyInt_FromLong(__pyx_v_child->type_num); if (unlikely(!__pyx_t_3)) {__pyx_filename = __pyx_f[1]; __pyx_lineno = 809; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
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__Pyx_GOTREF(__pyx_t_3);
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__Pyx_DECREF(__pyx_v_t);
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__pyx_v_t = __pyx_t_3;
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__pyx_t_3 = 0;
|
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|
|
/* "numpy.pxd":810
|
|
* if not PyDataType_HASFIELDS(child):
|
|
* t = child.type_num
|
|
* if end - f < 5: # <<<<<<<<<<<<<<
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* raise RuntimeError(u"Format string allocated too short.")
|
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*
|
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*/
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__pyx_t_6 = ((__pyx_v_end - __pyx_v_f) < 5);
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if (__pyx_t_6) {
|
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|
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/* "numpy.pxd":811
|
|
* t = child.type_num
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* if end - f < 5:
|
|
* raise RuntimeError(u"Format string allocated too short.") # <<<<<<<<<<<<<<
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*
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* # Until ticket #99 is fixed, use integers to avoid warnings
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*/
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__pyx_t_3 = PyObject_Call(__pyx_builtin_RuntimeError, ((PyObject *)__pyx_k_tuple_14), NULL); if (unlikely(!__pyx_t_3)) {__pyx_filename = __pyx_f[1]; __pyx_lineno = 811; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
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__Pyx_GOTREF(__pyx_t_3);
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__Pyx_Raise(__pyx_t_3, 0, 0);
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__Pyx_DECREF(__pyx_t_3); __pyx_t_3 = 0;
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{__pyx_filename = __pyx_f[1]; __pyx_lineno = 811; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
|
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goto __pyx_L10;
|
|
}
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__pyx_L10:;
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|
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/* "numpy.pxd":814
|
|
*
|
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* # Until ticket #99 is fixed, use integers to avoid warnings
|
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* if t == NPY_BYTE: f[0] = 98 #"b" # <<<<<<<<<<<<<<
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|
* elif t == NPY_UBYTE: f[0] = 66 #"B"
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* elif t == NPY_SHORT: f[0] = 104 #"h"
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*/
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__pyx_t_3 = PyInt_FromLong(NPY_BYTE); if (unlikely(!__pyx_t_3)) {__pyx_filename = __pyx_f[1]; __pyx_lineno = 814; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
|
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__Pyx_GOTREF(__pyx_t_3);
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__pyx_t_5 = PyObject_RichCompare(__pyx_v_t, __pyx_t_3, Py_EQ); if (unlikely(!__pyx_t_5)) {__pyx_filename = __pyx_f[1]; __pyx_lineno = 814; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
|
|
__Pyx_GOTREF(__pyx_t_5);
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__Pyx_DECREF(__pyx_t_3); __pyx_t_3 = 0;
|
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__pyx_t_6 = __Pyx_PyObject_IsTrue(__pyx_t_5); if (unlikely(__pyx_t_6 < 0)) {__pyx_filename = __pyx_f[1]; __pyx_lineno = 814; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
|
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__Pyx_DECREF(__pyx_t_5); __pyx_t_5 = 0;
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if (__pyx_t_6) {
|
|
(__pyx_v_f[0]) = 98;
|
|
goto __pyx_L11;
|
|
}
|
|
|
|
/* "numpy.pxd":815
|
|
* # Until ticket #99 is fixed, use integers to avoid warnings
|
|
* if t == NPY_BYTE: f[0] = 98 #"b"
|
|
* elif t == NPY_UBYTE: f[0] = 66 #"B" # <<<<<<<<<<<<<<
|
|
* elif t == NPY_SHORT: f[0] = 104 #"h"
|
|
* elif t == NPY_USHORT: f[0] = 72 #"H"
|
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*/
|
|
__pyx_t_5 = PyInt_FromLong(NPY_UBYTE); if (unlikely(!__pyx_t_5)) {__pyx_filename = __pyx_f[1]; __pyx_lineno = 815; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
|
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__Pyx_GOTREF(__pyx_t_5);
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__pyx_t_3 = PyObject_RichCompare(__pyx_v_t, __pyx_t_5, Py_EQ); if (unlikely(!__pyx_t_3)) {__pyx_filename = __pyx_f[1]; __pyx_lineno = 815; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
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__Pyx_GOTREF(__pyx_t_3);
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__Pyx_DECREF(__pyx_t_5); __pyx_t_5 = 0;
|
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__pyx_t_6 = __Pyx_PyObject_IsTrue(__pyx_t_3); if (unlikely(__pyx_t_6 < 0)) {__pyx_filename = __pyx_f[1]; __pyx_lineno = 815; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
|
|
__Pyx_DECREF(__pyx_t_3); __pyx_t_3 = 0;
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if (__pyx_t_6) {
|
|
(__pyx_v_f[0]) = 66;
|
|
goto __pyx_L11;
|
|
}
|
|
|
|
/* "numpy.pxd":816
|
|
* if t == NPY_BYTE: f[0] = 98 #"b"
|
|
* elif t == NPY_UBYTE: f[0] = 66 #"B"
|
|
* elif t == NPY_SHORT: f[0] = 104 #"h" # <<<<<<<<<<<<<<
|
|
* elif t == NPY_USHORT: f[0] = 72 #"H"
|
|
* elif t == NPY_INT: f[0] = 105 #"i"
|
|
*/
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|
__pyx_t_3 = PyInt_FromLong(NPY_SHORT); if (unlikely(!__pyx_t_3)) {__pyx_filename = __pyx_f[1]; __pyx_lineno = 816; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
|
|
__Pyx_GOTREF(__pyx_t_3);
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__pyx_t_5 = PyObject_RichCompare(__pyx_v_t, __pyx_t_3, Py_EQ); if (unlikely(!__pyx_t_5)) {__pyx_filename = __pyx_f[1]; __pyx_lineno = 816; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
|
|
__Pyx_GOTREF(__pyx_t_5);
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|
__Pyx_DECREF(__pyx_t_3); __pyx_t_3 = 0;
|
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__pyx_t_6 = __Pyx_PyObject_IsTrue(__pyx_t_5); if (unlikely(__pyx_t_6 < 0)) {__pyx_filename = __pyx_f[1]; __pyx_lineno = 816; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
|
|
__Pyx_DECREF(__pyx_t_5); __pyx_t_5 = 0;
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|
if (__pyx_t_6) {
|
|
(__pyx_v_f[0]) = 104;
|
|
goto __pyx_L11;
|
|
}
|
|
|
|
/* "numpy.pxd":817
|
|
* elif t == NPY_UBYTE: f[0] = 66 #"B"
|
|
* elif t == NPY_SHORT: f[0] = 104 #"h"
|
|
* elif t == NPY_USHORT: f[0] = 72 #"H" # <<<<<<<<<<<<<<
|
|
* elif t == NPY_INT: f[0] = 105 #"i"
|
|
* elif t == NPY_UINT: f[0] = 73 #"I"
|
|
*/
|
|
__pyx_t_5 = PyInt_FromLong(NPY_USHORT); if (unlikely(!__pyx_t_5)) {__pyx_filename = __pyx_f[1]; __pyx_lineno = 817; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
|
|
__Pyx_GOTREF(__pyx_t_5);
|
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__pyx_t_3 = PyObject_RichCompare(__pyx_v_t, __pyx_t_5, Py_EQ); if (unlikely(!__pyx_t_3)) {__pyx_filename = __pyx_f[1]; __pyx_lineno = 817; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
|
|
__Pyx_GOTREF(__pyx_t_3);
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|
__Pyx_DECREF(__pyx_t_5); __pyx_t_5 = 0;
|
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__pyx_t_6 = __Pyx_PyObject_IsTrue(__pyx_t_3); if (unlikely(__pyx_t_6 < 0)) {__pyx_filename = __pyx_f[1]; __pyx_lineno = 817; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
|
|
__Pyx_DECREF(__pyx_t_3); __pyx_t_3 = 0;
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if (__pyx_t_6) {
|
|
(__pyx_v_f[0]) = 72;
|
|
goto __pyx_L11;
|
|
}
|
|
|
|
/* "numpy.pxd":818
|
|
* elif t == NPY_SHORT: f[0] = 104 #"h"
|
|
* elif t == NPY_USHORT: f[0] = 72 #"H"
|
|
* elif t == NPY_INT: f[0] = 105 #"i" # <<<<<<<<<<<<<<
|
|
* elif t == NPY_UINT: f[0] = 73 #"I"
|
|
* elif t == NPY_LONG: f[0] = 108 #"l"
|
|
*/
|
|
__pyx_t_3 = PyInt_FromLong(NPY_INT); if (unlikely(!__pyx_t_3)) {__pyx_filename = __pyx_f[1]; __pyx_lineno = 818; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
|
|
__Pyx_GOTREF(__pyx_t_3);
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__pyx_t_5 = PyObject_RichCompare(__pyx_v_t, __pyx_t_3, Py_EQ); if (unlikely(!__pyx_t_5)) {__pyx_filename = __pyx_f[1]; __pyx_lineno = 818; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
|
|
__Pyx_GOTREF(__pyx_t_5);
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__Pyx_DECREF(__pyx_t_3); __pyx_t_3 = 0;
|
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__pyx_t_6 = __Pyx_PyObject_IsTrue(__pyx_t_5); if (unlikely(__pyx_t_6 < 0)) {__pyx_filename = __pyx_f[1]; __pyx_lineno = 818; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
|
|
__Pyx_DECREF(__pyx_t_5); __pyx_t_5 = 0;
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if (__pyx_t_6) {
|
|
(__pyx_v_f[0]) = 105;
|
|
goto __pyx_L11;
|
|
}
|
|
|
|
/* "numpy.pxd":819
|
|
* elif t == NPY_USHORT: f[0] = 72 #"H"
|
|
* elif t == NPY_INT: f[0] = 105 #"i"
|
|
* elif t == NPY_UINT: f[0] = 73 #"I" # <<<<<<<<<<<<<<
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|
* elif t == NPY_LONG: f[0] = 108 #"l"
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* elif t == NPY_ULONG: f[0] = 76 #"L"
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*/
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__pyx_t_5 = PyInt_FromLong(NPY_UINT); if (unlikely(!__pyx_t_5)) {__pyx_filename = __pyx_f[1]; __pyx_lineno = 819; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
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__Pyx_GOTREF(__pyx_t_5);
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__pyx_t_3 = PyObject_RichCompare(__pyx_v_t, __pyx_t_5, Py_EQ); if (unlikely(!__pyx_t_3)) {__pyx_filename = __pyx_f[1]; __pyx_lineno = 819; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
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__Pyx_GOTREF(__pyx_t_3);
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__Pyx_DECREF(__pyx_t_5); __pyx_t_5 = 0;
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__pyx_t_6 = __Pyx_PyObject_IsTrue(__pyx_t_3); if (unlikely(__pyx_t_6 < 0)) {__pyx_filename = __pyx_f[1]; __pyx_lineno = 819; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
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__Pyx_DECREF(__pyx_t_3); __pyx_t_3 = 0;
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if (__pyx_t_6) {
|
|
(__pyx_v_f[0]) = 73;
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goto __pyx_L11;
|
|
}
|
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|
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/* "numpy.pxd":820
|
|
* elif t == NPY_INT: f[0] = 105 #"i"
|
|
* elif t == NPY_UINT: f[0] = 73 #"I"
|
|
* elif t == NPY_LONG: f[0] = 108 #"l" # <<<<<<<<<<<<<<
|
|
* elif t == NPY_ULONG: f[0] = 76 #"L"
|
|
* elif t == NPY_LONGLONG: f[0] = 113 #"q"
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*/
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__pyx_t_3 = PyInt_FromLong(NPY_LONG); if (unlikely(!__pyx_t_3)) {__pyx_filename = __pyx_f[1]; __pyx_lineno = 820; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
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__Pyx_GOTREF(__pyx_t_3);
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__pyx_t_5 = PyObject_RichCompare(__pyx_v_t, __pyx_t_3, Py_EQ); if (unlikely(!__pyx_t_5)) {__pyx_filename = __pyx_f[1]; __pyx_lineno = 820; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
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__Pyx_GOTREF(__pyx_t_5);
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__Pyx_DECREF(__pyx_t_3); __pyx_t_3 = 0;
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__pyx_t_6 = __Pyx_PyObject_IsTrue(__pyx_t_5); if (unlikely(__pyx_t_6 < 0)) {__pyx_filename = __pyx_f[1]; __pyx_lineno = 820; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
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__Pyx_DECREF(__pyx_t_5); __pyx_t_5 = 0;
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if (__pyx_t_6) {
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(__pyx_v_f[0]) = 108;
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goto __pyx_L11;
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}
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|
|
/* "numpy.pxd":821
|
|
* elif t == NPY_UINT: f[0] = 73 #"I"
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|
* elif t == NPY_LONG: f[0] = 108 #"l"
|
|
* elif t == NPY_ULONG: f[0] = 76 #"L" # <<<<<<<<<<<<<<
|
|
* elif t == NPY_LONGLONG: f[0] = 113 #"q"
|
|
* elif t == NPY_ULONGLONG: f[0] = 81 #"Q"
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*/
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__pyx_t_5 = PyInt_FromLong(NPY_ULONG); if (unlikely(!__pyx_t_5)) {__pyx_filename = __pyx_f[1]; __pyx_lineno = 821; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
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__Pyx_GOTREF(__pyx_t_5);
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__pyx_t_3 = PyObject_RichCompare(__pyx_v_t, __pyx_t_5, Py_EQ); if (unlikely(!__pyx_t_3)) {__pyx_filename = __pyx_f[1]; __pyx_lineno = 821; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
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__Pyx_GOTREF(__pyx_t_3);
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__Pyx_DECREF(__pyx_t_5); __pyx_t_5 = 0;
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__pyx_t_6 = __Pyx_PyObject_IsTrue(__pyx_t_3); if (unlikely(__pyx_t_6 < 0)) {__pyx_filename = __pyx_f[1]; __pyx_lineno = 821; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
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__Pyx_DECREF(__pyx_t_3); __pyx_t_3 = 0;
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if (__pyx_t_6) {
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(__pyx_v_f[0]) = 76;
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goto __pyx_L11;
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}
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/* "numpy.pxd":822
|
|
* elif t == NPY_LONG: f[0] = 108 #"l"
|
|
* elif t == NPY_ULONG: f[0] = 76 #"L"
|
|
* elif t == NPY_LONGLONG: f[0] = 113 #"q" # <<<<<<<<<<<<<<
|
|
* elif t == NPY_ULONGLONG: f[0] = 81 #"Q"
|
|
* elif t == NPY_FLOAT: f[0] = 102 #"f"
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*/
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__pyx_t_3 = PyInt_FromLong(NPY_LONGLONG); if (unlikely(!__pyx_t_3)) {__pyx_filename = __pyx_f[1]; __pyx_lineno = 822; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
|
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__Pyx_GOTREF(__pyx_t_3);
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__pyx_t_5 = PyObject_RichCompare(__pyx_v_t, __pyx_t_3, Py_EQ); if (unlikely(!__pyx_t_5)) {__pyx_filename = __pyx_f[1]; __pyx_lineno = 822; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
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__Pyx_GOTREF(__pyx_t_5);
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__Pyx_DECREF(__pyx_t_3); __pyx_t_3 = 0;
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__pyx_t_6 = __Pyx_PyObject_IsTrue(__pyx_t_5); if (unlikely(__pyx_t_6 < 0)) {__pyx_filename = __pyx_f[1]; __pyx_lineno = 822; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
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__Pyx_DECREF(__pyx_t_5); __pyx_t_5 = 0;
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if (__pyx_t_6) {
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(__pyx_v_f[0]) = 113;
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goto __pyx_L11;
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}
|
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|
|
/* "numpy.pxd":823
|
|
* elif t == NPY_ULONG: f[0] = 76 #"L"
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* elif t == NPY_LONGLONG: f[0] = 113 #"q"
|
|
* elif t == NPY_ULONGLONG: f[0] = 81 #"Q" # <<<<<<<<<<<<<<
|
|
* elif t == NPY_FLOAT: f[0] = 102 #"f"
|
|
* elif t == NPY_DOUBLE: f[0] = 100 #"d"
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*/
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__pyx_t_5 = PyInt_FromLong(NPY_ULONGLONG); if (unlikely(!__pyx_t_5)) {__pyx_filename = __pyx_f[1]; __pyx_lineno = 823; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
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__Pyx_GOTREF(__pyx_t_5);
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__pyx_t_3 = PyObject_RichCompare(__pyx_v_t, __pyx_t_5, Py_EQ); if (unlikely(!__pyx_t_3)) {__pyx_filename = __pyx_f[1]; __pyx_lineno = 823; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
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__Pyx_GOTREF(__pyx_t_3);
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__Pyx_DECREF(__pyx_t_5); __pyx_t_5 = 0;
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__pyx_t_6 = __Pyx_PyObject_IsTrue(__pyx_t_3); if (unlikely(__pyx_t_6 < 0)) {__pyx_filename = __pyx_f[1]; __pyx_lineno = 823; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
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__Pyx_DECREF(__pyx_t_3); __pyx_t_3 = 0;
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if (__pyx_t_6) {
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(__pyx_v_f[0]) = 81;
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goto __pyx_L11;
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}
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|
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/* "numpy.pxd":824
|
|
* elif t == NPY_LONGLONG: f[0] = 113 #"q"
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|
* elif t == NPY_ULONGLONG: f[0] = 81 #"Q"
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* elif t == NPY_FLOAT: f[0] = 102 #"f" # <<<<<<<<<<<<<<
|
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* elif t == NPY_DOUBLE: f[0] = 100 #"d"
|
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* elif t == NPY_LONGDOUBLE: f[0] = 103 #"g"
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*/
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__pyx_t_3 = PyInt_FromLong(NPY_FLOAT); if (unlikely(!__pyx_t_3)) {__pyx_filename = __pyx_f[1]; __pyx_lineno = 824; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
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__Pyx_GOTREF(__pyx_t_3);
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__pyx_t_5 = PyObject_RichCompare(__pyx_v_t, __pyx_t_3, Py_EQ); if (unlikely(!__pyx_t_5)) {__pyx_filename = __pyx_f[1]; __pyx_lineno = 824; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
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__Pyx_GOTREF(__pyx_t_5);
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__Pyx_DECREF(__pyx_t_3); __pyx_t_3 = 0;
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__pyx_t_6 = __Pyx_PyObject_IsTrue(__pyx_t_5); if (unlikely(__pyx_t_6 < 0)) {__pyx_filename = __pyx_f[1]; __pyx_lineno = 824; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
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__Pyx_DECREF(__pyx_t_5); __pyx_t_5 = 0;
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if (__pyx_t_6) {
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(__pyx_v_f[0]) = 102;
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goto __pyx_L11;
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}
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/* "numpy.pxd":825
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|
* elif t == NPY_ULONGLONG: f[0] = 81 #"Q"
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* elif t == NPY_FLOAT: f[0] = 102 #"f"
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* elif t == NPY_DOUBLE: f[0] = 100 #"d" # <<<<<<<<<<<<<<
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* elif t == NPY_LONGDOUBLE: f[0] = 103 #"g"
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* elif t == NPY_CFLOAT: f[0] = 90; f[1] = 102; f += 1 # Zf
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*/
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__pyx_t_5 = PyInt_FromLong(NPY_DOUBLE); if (unlikely(!__pyx_t_5)) {__pyx_filename = __pyx_f[1]; __pyx_lineno = 825; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
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__Pyx_GOTREF(__pyx_t_5);
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__pyx_t_3 = PyObject_RichCompare(__pyx_v_t, __pyx_t_5, Py_EQ); if (unlikely(!__pyx_t_3)) {__pyx_filename = __pyx_f[1]; __pyx_lineno = 825; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
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__Pyx_GOTREF(__pyx_t_3);
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__Pyx_DECREF(__pyx_t_5); __pyx_t_5 = 0;
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__pyx_t_6 = __Pyx_PyObject_IsTrue(__pyx_t_3); if (unlikely(__pyx_t_6 < 0)) {__pyx_filename = __pyx_f[1]; __pyx_lineno = 825; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
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__Pyx_DECREF(__pyx_t_3); __pyx_t_3 = 0;
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if (__pyx_t_6) {
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(__pyx_v_f[0]) = 100;
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goto __pyx_L11;
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}
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/* "numpy.pxd":826
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|
* elif t == NPY_FLOAT: f[0] = 102 #"f"
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* elif t == NPY_DOUBLE: f[0] = 100 #"d"
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* elif t == NPY_LONGDOUBLE: f[0] = 103 #"g" # <<<<<<<<<<<<<<
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* elif t == NPY_CFLOAT: f[0] = 90; f[1] = 102; f += 1 # Zf
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* elif t == NPY_CDOUBLE: f[0] = 90; f[1] = 100; f += 1 # Zd
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*/
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__pyx_t_3 = PyInt_FromLong(NPY_LONGDOUBLE); if (unlikely(!__pyx_t_3)) {__pyx_filename = __pyx_f[1]; __pyx_lineno = 826; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
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__Pyx_GOTREF(__pyx_t_3);
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__pyx_t_5 = PyObject_RichCompare(__pyx_v_t, __pyx_t_3, Py_EQ); if (unlikely(!__pyx_t_5)) {__pyx_filename = __pyx_f[1]; __pyx_lineno = 826; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
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__Pyx_GOTREF(__pyx_t_5);
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__Pyx_DECREF(__pyx_t_3); __pyx_t_3 = 0;
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__pyx_t_6 = __Pyx_PyObject_IsTrue(__pyx_t_5); if (unlikely(__pyx_t_6 < 0)) {__pyx_filename = __pyx_f[1]; __pyx_lineno = 826; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
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__Pyx_DECREF(__pyx_t_5); __pyx_t_5 = 0;
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if (__pyx_t_6) {
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(__pyx_v_f[0]) = 103;
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goto __pyx_L11;
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}
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/* "numpy.pxd":827
|
|
* elif t == NPY_DOUBLE: f[0] = 100 #"d"
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* elif t == NPY_LONGDOUBLE: f[0] = 103 #"g"
|
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* elif t == NPY_CFLOAT: f[0] = 90; f[1] = 102; f += 1 # Zf # <<<<<<<<<<<<<<
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* elif t == NPY_CDOUBLE: f[0] = 90; f[1] = 100; f += 1 # Zd
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* elif t == NPY_CLONGDOUBLE: f[0] = 90; f[1] = 103; f += 1 # Zg
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*/
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__pyx_t_5 = PyInt_FromLong(NPY_CFLOAT); if (unlikely(!__pyx_t_5)) {__pyx_filename = __pyx_f[1]; __pyx_lineno = 827; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
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__Pyx_GOTREF(__pyx_t_5);
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__pyx_t_3 = PyObject_RichCompare(__pyx_v_t, __pyx_t_5, Py_EQ); if (unlikely(!__pyx_t_3)) {__pyx_filename = __pyx_f[1]; __pyx_lineno = 827; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
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__Pyx_GOTREF(__pyx_t_3);
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__Pyx_DECREF(__pyx_t_5); __pyx_t_5 = 0;
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__pyx_t_6 = __Pyx_PyObject_IsTrue(__pyx_t_3); if (unlikely(__pyx_t_6 < 0)) {__pyx_filename = __pyx_f[1]; __pyx_lineno = 827; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
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__Pyx_DECREF(__pyx_t_3); __pyx_t_3 = 0;
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if (__pyx_t_6) {
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(__pyx_v_f[0]) = 90;
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(__pyx_v_f[1]) = 102;
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__pyx_v_f = (__pyx_v_f + 1);
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goto __pyx_L11;
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}
|
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|
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/* "numpy.pxd":828
|
|
* elif t == NPY_LONGDOUBLE: f[0] = 103 #"g"
|
|
* elif t == NPY_CFLOAT: f[0] = 90; f[1] = 102; f += 1 # Zf
|
|
* elif t == NPY_CDOUBLE: f[0] = 90; f[1] = 100; f += 1 # Zd # <<<<<<<<<<<<<<
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|
* elif t == NPY_CLONGDOUBLE: f[0] = 90; f[1] = 103; f += 1 # Zg
|
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* elif t == NPY_OBJECT: f[0] = 79 #"O"
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*/
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__pyx_t_3 = PyInt_FromLong(NPY_CDOUBLE); if (unlikely(!__pyx_t_3)) {__pyx_filename = __pyx_f[1]; __pyx_lineno = 828; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
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__Pyx_GOTREF(__pyx_t_3);
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__pyx_t_5 = PyObject_RichCompare(__pyx_v_t, __pyx_t_3, Py_EQ); if (unlikely(!__pyx_t_5)) {__pyx_filename = __pyx_f[1]; __pyx_lineno = 828; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
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__Pyx_GOTREF(__pyx_t_5);
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__Pyx_DECREF(__pyx_t_3); __pyx_t_3 = 0;
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__pyx_t_6 = __Pyx_PyObject_IsTrue(__pyx_t_5); if (unlikely(__pyx_t_6 < 0)) {__pyx_filename = __pyx_f[1]; __pyx_lineno = 828; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
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__Pyx_DECREF(__pyx_t_5); __pyx_t_5 = 0;
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if (__pyx_t_6) {
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(__pyx_v_f[0]) = 90;
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(__pyx_v_f[1]) = 100;
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__pyx_v_f = (__pyx_v_f + 1);
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goto __pyx_L11;
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}
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|
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/* "numpy.pxd":829
|
|
* elif t == NPY_CFLOAT: f[0] = 90; f[1] = 102; f += 1 # Zf
|
|
* elif t == NPY_CDOUBLE: f[0] = 90; f[1] = 100; f += 1 # Zd
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* elif t == NPY_CLONGDOUBLE: f[0] = 90; f[1] = 103; f += 1 # Zg # <<<<<<<<<<<<<<
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* elif t == NPY_OBJECT: f[0] = 79 #"O"
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* else:
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*/
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__pyx_t_5 = PyInt_FromLong(NPY_CLONGDOUBLE); if (unlikely(!__pyx_t_5)) {__pyx_filename = __pyx_f[1]; __pyx_lineno = 829; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
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__Pyx_GOTREF(__pyx_t_5);
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__pyx_t_3 = PyObject_RichCompare(__pyx_v_t, __pyx_t_5, Py_EQ); if (unlikely(!__pyx_t_3)) {__pyx_filename = __pyx_f[1]; __pyx_lineno = 829; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
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__Pyx_GOTREF(__pyx_t_3);
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__Pyx_DECREF(__pyx_t_5); __pyx_t_5 = 0;
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__pyx_t_6 = __Pyx_PyObject_IsTrue(__pyx_t_3); if (unlikely(__pyx_t_6 < 0)) {__pyx_filename = __pyx_f[1]; __pyx_lineno = 829; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
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__Pyx_DECREF(__pyx_t_3); __pyx_t_3 = 0;
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if (__pyx_t_6) {
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(__pyx_v_f[0]) = 90;
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(__pyx_v_f[1]) = 103;
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__pyx_v_f = (__pyx_v_f + 1);
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goto __pyx_L11;
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}
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/* "numpy.pxd":830
|
|
* elif t == NPY_CDOUBLE: f[0] = 90; f[1] = 100; f += 1 # Zd
|
|
* elif t == NPY_CLONGDOUBLE: f[0] = 90; f[1] = 103; f += 1 # Zg
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* elif t == NPY_OBJECT: f[0] = 79 #"O" # <<<<<<<<<<<<<<
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* else:
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* raise ValueError(u"unknown dtype code in numpy.pxd (%d)" % t)
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*/
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__Pyx_GOTREF(__pyx_t_3);
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__pyx_t_5 = PyObject_RichCompare(__pyx_v_t, __pyx_t_3, Py_EQ); if (unlikely(!__pyx_t_5)) {__pyx_filename = __pyx_f[1]; __pyx_lineno = 830; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
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__Pyx_GOTREF(__pyx_t_5);
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__Pyx_DECREF(__pyx_t_3); __pyx_t_3 = 0;
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__pyx_t_6 = __Pyx_PyObject_IsTrue(__pyx_t_5); if (unlikely(__pyx_t_6 < 0)) {__pyx_filename = __pyx_f[1]; __pyx_lineno = 830; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
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__Pyx_DECREF(__pyx_t_5); __pyx_t_5 = 0;
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if (__pyx_t_6) {
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(__pyx_v_f[0]) = 79;
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goto __pyx_L11;
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}
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/*else*/ {
|
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|
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/* "numpy.pxd":832
|
|
* elif t == NPY_OBJECT: f[0] = 79 #"O"
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* else:
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|
* raise ValueError(u"unknown dtype code in numpy.pxd (%d)" % t) # <<<<<<<<<<<<<<
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* f += 1
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* else:
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*/
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__pyx_t_5 = PyNumber_Remainder(((PyObject *)__pyx_kp_u_9), __pyx_v_t); if (unlikely(!__pyx_t_5)) {__pyx_filename = __pyx_f[1]; __pyx_lineno = 832; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
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__Pyx_GOTREF(((PyObject *)__pyx_t_5));
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__pyx_t_3 = PyTuple_New(1); if (unlikely(!__pyx_t_3)) {__pyx_filename = __pyx_f[1]; __pyx_lineno = 832; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
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__Pyx_GOTREF(((PyObject *)__pyx_t_3));
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PyTuple_SET_ITEM(__pyx_t_3, 0, ((PyObject *)__pyx_t_5));
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__Pyx_GIVEREF(((PyObject *)__pyx_t_5));
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__pyx_t_5 = 0;
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__pyx_t_5 = PyObject_Call(__pyx_builtin_ValueError, ((PyObject *)__pyx_t_3), NULL); if (unlikely(!__pyx_t_5)) {__pyx_filename = __pyx_f[1]; __pyx_lineno = 832; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
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__Pyx_GOTREF(__pyx_t_5);
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__Pyx_DECREF(((PyObject *)__pyx_t_3)); __pyx_t_3 = 0;
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__Pyx_Raise(__pyx_t_5, 0, 0);
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__Pyx_DECREF(__pyx_t_5); __pyx_t_5 = 0;
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{__pyx_filename = __pyx_f[1]; __pyx_lineno = 832; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
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}
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__pyx_L11:;
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|
|
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/* "numpy.pxd":833
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* else:
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* raise ValueError(u"unknown dtype code in numpy.pxd (%d)" % t)
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* f += 1 # <<<<<<<<<<<<<<
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* else:
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*/
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|
* if arr.base is NULL:
|
|
* return None
|
|
*/
|
|
goto __pyx_L0;
|
|
__pyx_L1_error:;
|
|
__Pyx_XDECREF(__pyx_t_1);
|
|
__Pyx_XDECREF(__pyx_t_2);
|
|
if (__pyx_m) {
|
|
__Pyx_AddTraceback("init scikits.learn.utils.graph_shortest_path");
|
|
Py_DECREF(__pyx_m); __pyx_m = 0;
|
|
} else if (!PyErr_Occurred()) {
|
|
PyErr_SetString(PyExc_ImportError, "init scikits.learn.utils.graph_shortest_path");
|
|
}
|
|
__pyx_L0:;
|
|
__Pyx_RefNannyFinishContext();
|
|
#if PY_MAJOR_VERSION < 3
|
|
return;
|
|
#else
|
|
return __pyx_m;
|
|
#endif
|
|
}
|
|
|
|
/* Runtime support code */
|
|
|
|
static PyObject *__Pyx_GetName(PyObject *dict, PyObject *name) {
|
|
PyObject *result;
|
|
result = PyObject_GetAttr(dict, name);
|
|
if (!result)
|
|
PyErr_SetObject(PyExc_NameError, name);
|
|
return result;
|
|
}
|
|
|
|
static void __Pyx_RaiseDoubleKeywordsError(
|
|
const char* func_name,
|
|
PyObject* kw_name)
|
|
{
|
|
PyErr_Format(PyExc_TypeError,
|
|
#if PY_MAJOR_VERSION >= 3
|
|
"%s() got multiple values for keyword argument '%U'", func_name, kw_name);
|
|
#else
|
|
"%s() got multiple values for keyword argument '%s'", func_name,
|
|
PyString_AS_STRING(kw_name));
|
|
#endif
|
|
}
|
|
|
|
static int __Pyx_ParseOptionalKeywords(
|
|
PyObject *kwds,
|
|
PyObject **argnames[],
|
|
PyObject *kwds2,
|
|
PyObject *values[],
|
|
Py_ssize_t num_pos_args,
|
|
const char* function_name)
|
|
{
|
|
PyObject *key = 0, *value = 0;
|
|
Py_ssize_t pos = 0;
|
|
PyObject*** name;
|
|
PyObject*** first_kw_arg = argnames + num_pos_args;
|
|
|
|
while (PyDict_Next(kwds, &pos, &key, &value)) {
|
|
name = first_kw_arg;
|
|
while (*name && (**name != key)) name++;
|
|
if (*name) {
|
|
values[name-argnames] = value;
|
|
} else {
|
|
#if PY_MAJOR_VERSION < 3
|
|
if (unlikely(!PyString_CheckExact(key)) && unlikely(!PyString_Check(key))) {
|
|
#else
|
|
if (unlikely(!PyUnicode_CheckExact(key)) && unlikely(!PyUnicode_Check(key))) {
|
|
#endif
|
|
goto invalid_keyword_type;
|
|
} else {
|
|
for (name = first_kw_arg; *name; name++) {
|
|
#if PY_MAJOR_VERSION >= 3
|
|
if (PyUnicode_GET_SIZE(**name) == PyUnicode_GET_SIZE(key) &&
|
|
PyUnicode_Compare(**name, key) == 0) break;
|
|
#else
|
|
if (PyString_GET_SIZE(**name) == PyString_GET_SIZE(key) &&
|
|
_PyString_Eq(**name, key)) break;
|
|
#endif
|
|
}
|
|
if (*name) {
|
|
values[name-argnames] = value;
|
|
} else {
|
|
/* unexpected keyword found */
|
|
for (name=argnames; name != first_kw_arg; name++) {
|
|
if (**name == key) goto arg_passed_twice;
|
|
#if PY_MAJOR_VERSION >= 3
|
|
if (PyUnicode_GET_SIZE(**name) == PyUnicode_GET_SIZE(key) &&
|
|
PyUnicode_Compare(**name, key) == 0) goto arg_passed_twice;
|
|
#else
|
|
if (PyString_GET_SIZE(**name) == PyString_GET_SIZE(key) &&
|
|
_PyString_Eq(**name, key)) goto arg_passed_twice;
|
|
#endif
|
|
}
|
|
if (kwds2) {
|
|
if (unlikely(PyDict_SetItem(kwds2, key, value))) goto bad;
|
|
} else {
|
|
goto invalid_keyword;
|
|
}
|
|
}
|
|
}
|
|
}
|
|
}
|
|
return 0;
|
|
arg_passed_twice:
|
|
__Pyx_RaiseDoubleKeywordsError(function_name, **name);
|
|
goto bad;
|
|
invalid_keyword_type:
|
|
PyErr_Format(PyExc_TypeError,
|
|
"%s() keywords must be strings", function_name);
|
|
goto bad;
|
|
invalid_keyword:
|
|
PyErr_Format(PyExc_TypeError,
|
|
#if PY_MAJOR_VERSION < 3
|
|
"%s() got an unexpected keyword argument '%s'",
|
|
function_name, PyString_AsString(key));
|
|
#else
|
|
"%s() got an unexpected keyword argument '%U'",
|
|
function_name, key);
|
|
#endif
|
|
bad:
|
|
return -1;
|
|
}
|
|
|
|
static void __Pyx_RaiseArgtupleInvalid(
|
|
const char* func_name,
|
|
int exact,
|
|
Py_ssize_t num_min,
|
|
Py_ssize_t num_max,
|
|
Py_ssize_t num_found)
|
|
{
|
|
Py_ssize_t num_expected;
|
|
const char *number, *more_or_less;
|
|
|
|
if (num_found < num_min) {
|
|
num_expected = num_min;
|
|
more_or_less = "at least";
|
|
} else {
|
|
num_expected = num_max;
|
|
more_or_less = "at most";
|
|
}
|
|
if (exact) {
|
|
more_or_less = "exactly";
|
|
}
|
|
number = (num_expected == 1) ? "" : "s";
|
|
PyErr_Format(PyExc_TypeError,
|
|
#if PY_VERSION_HEX < 0x02050000
|
|
"%s() takes %s %d positional argument%s (%d given)",
|
|
#else
|
|
"%s() takes %s %zd positional argument%s (%zd given)",
|
|
#endif
|
|
func_name, more_or_less, num_expected, number, num_found);
|
|
}
|
|
|
|
|
|
static CYTHON_INLINE int __Pyx_TypeTest(PyObject *obj, PyTypeObject *type) {
|
|
if (unlikely(!type)) {
|
|
PyErr_Format(PyExc_SystemError, "Missing type object");
|
|
return 0;
|
|
}
|
|
if (likely(PyObject_TypeCheck(obj, type)))
|
|
return 1;
|
|
PyErr_Format(PyExc_TypeError, "Cannot convert %.200s to %.200s",
|
|
Py_TYPE(obj)->tp_name, type->tp_name);
|
|
return 0;
|
|
}
|
|
|
|
static CYTHON_INLINE void __Pyx_ErrRestore(PyObject *type, PyObject *value, PyObject *tb) {
|
|
PyObject *tmp_type, *tmp_value, *tmp_tb;
|
|
PyThreadState *tstate = PyThreadState_GET();
|
|
|
|
tmp_type = tstate->curexc_type;
|
|
tmp_value = tstate->curexc_value;
|
|
tmp_tb = tstate->curexc_traceback;
|
|
tstate->curexc_type = type;
|
|
tstate->curexc_value = value;
|
|
tstate->curexc_traceback = tb;
|
|
Py_XDECREF(tmp_type);
|
|
Py_XDECREF(tmp_value);
|
|
Py_XDECREF(tmp_tb);
|
|
}
|
|
|
|
static CYTHON_INLINE void __Pyx_ErrFetch(PyObject **type, PyObject **value, PyObject **tb) {
|
|
PyThreadState *tstate = PyThreadState_GET();
|
|
*type = tstate->curexc_type;
|
|
*value = tstate->curexc_value;
|
|
*tb = tstate->curexc_traceback;
|
|
|
|
tstate->curexc_type = 0;
|
|
tstate->curexc_value = 0;
|
|
tstate->curexc_traceback = 0;
|
|
}
|
|
|
|
|
|
#if PY_MAJOR_VERSION < 3
|
|
static void __Pyx_Raise(PyObject *type, PyObject *value, PyObject *tb) {
|
|
Py_XINCREF(type);
|
|
Py_XINCREF(value);
|
|
Py_XINCREF(tb);
|
|
/* First, check the traceback argument, replacing None with NULL. */
|
|
if (tb == Py_None) {
|
|
Py_DECREF(tb);
|
|
tb = 0;
|
|
}
|
|
else if (tb != NULL && !PyTraceBack_Check(tb)) {
|
|
PyErr_SetString(PyExc_TypeError,
|
|
"raise: arg 3 must be a traceback or None");
|
|
goto raise_error;
|
|
}
|
|
/* Next, replace a missing value with None */
|
|
if (value == NULL) {
|
|
value = Py_None;
|
|
Py_INCREF(value);
|
|
}
|
|
#if PY_VERSION_HEX < 0x02050000
|
|
if (!PyClass_Check(type))
|
|
#else
|
|
if (!PyType_Check(type))
|
|
#endif
|
|
{
|
|
/* Raising an instance. The value should be a dummy. */
|
|
if (value != Py_None) {
|
|
PyErr_SetString(PyExc_TypeError,
|
|
"instance exception may not have a separate value");
|
|
goto raise_error;
|
|
}
|
|
/* Normalize to raise <class>, <instance> */
|
|
Py_DECREF(value);
|
|
value = type;
|
|
#if PY_VERSION_HEX < 0x02050000
|
|
if (PyInstance_Check(type)) {
|
|
type = (PyObject*) ((PyInstanceObject*)type)->in_class;
|
|
Py_INCREF(type);
|
|
}
|
|
else {
|
|
type = 0;
|
|
PyErr_SetString(PyExc_TypeError,
|
|
"raise: exception must be an old-style class or instance");
|
|
goto raise_error;
|
|
}
|
|
#else
|
|
type = (PyObject*) Py_TYPE(type);
|
|
Py_INCREF(type);
|
|
if (!PyType_IsSubtype((PyTypeObject *)type, (PyTypeObject *)PyExc_BaseException)) {
|
|
PyErr_SetString(PyExc_TypeError,
|
|
"raise: exception class must be a subclass of BaseException");
|
|
goto raise_error;
|
|
}
|
|
#endif
|
|
}
|
|
|
|
__Pyx_ErrRestore(type, value, tb);
|
|
return;
|
|
raise_error:
|
|
Py_XDECREF(value);
|
|
Py_XDECREF(type);
|
|
Py_XDECREF(tb);
|
|
return;
|
|
}
|
|
|
|
#else /* Python 3+ */
|
|
|
|
static void __Pyx_Raise(PyObject *type, PyObject *value, PyObject *tb) {
|
|
if (tb == Py_None) {
|
|
tb = 0;
|
|
} else if (tb && !PyTraceBack_Check(tb)) {
|
|
PyErr_SetString(PyExc_TypeError,
|
|
"raise: arg 3 must be a traceback or None");
|
|
goto bad;
|
|
}
|
|
if (value == Py_None)
|
|
value = 0;
|
|
|
|
if (PyExceptionInstance_Check(type)) {
|
|
if (value) {
|
|
PyErr_SetString(PyExc_TypeError,
|
|
"instance exception may not have a separate value");
|
|
goto bad;
|
|
}
|
|
value = type;
|
|
type = (PyObject*) Py_TYPE(value);
|
|
} else if (!PyExceptionClass_Check(type)) {
|
|
PyErr_SetString(PyExc_TypeError,
|
|
"raise: exception class must be a subclass of BaseException");
|
|
goto bad;
|
|
}
|
|
|
|
PyErr_SetObject(type, value);
|
|
|
|
if (tb) {
|
|
PyThreadState *tstate = PyThreadState_GET();
|
|
PyObject* tmp_tb = tstate->curexc_traceback;
|
|
if (tb != tmp_tb) {
|
|
Py_INCREF(tb);
|
|
tstate->curexc_traceback = tb;
|
|
Py_XDECREF(tmp_tb);
|
|
}
|
|
}
|
|
|
|
bad:
|
|
return;
|
|
}
|
|
#endif
|
|
|
|
static CYTHON_INLINE int __Pyx_IsLittleEndian(void) {
|
|
unsigned int n = 1;
|
|
return *(unsigned char*)(&n) != 0;
|
|
}
|
|
|
|
typedef struct {
|
|
__Pyx_StructField root;
|
|
__Pyx_BufFmt_StackElem* head;
|
|
size_t fmt_offset;
|
|
int new_count, enc_count;
|
|
int is_complex;
|
|
char enc_type;
|
|
char packmode;
|
|
} __Pyx_BufFmt_Context;
|
|
|
|
static void __Pyx_BufFmt_Init(__Pyx_BufFmt_Context* ctx,
|
|
__Pyx_BufFmt_StackElem* stack,
|
|
__Pyx_TypeInfo* type) {
|
|
stack[0].field = &ctx->root;
|
|
stack[0].parent_offset = 0;
|
|
ctx->root.type = type;
|
|
ctx->root.name = "buffer dtype";
|
|
ctx->root.offset = 0;
|
|
ctx->head = stack;
|
|
ctx->head->field = &ctx->root;
|
|
ctx->fmt_offset = 0;
|
|
ctx->head->parent_offset = 0;
|
|
ctx->packmode = '@';
|
|
ctx->new_count = 1;
|
|
ctx->enc_count = 0;
|
|
ctx->enc_type = 0;
|
|
ctx->is_complex = 0;
|
|
while (type->typegroup == 'S') {
|
|
++ctx->head;
|
|
ctx->head->field = type->fields;
|
|
ctx->head->parent_offset = 0;
|
|
type = type->fields->type;
|
|
}
|
|
}
|
|
|
|
static int __Pyx_BufFmt_ParseNumber(const char** ts) {
|
|
int count;
|
|
const char* t = *ts;
|
|
if (*t < '0' || *t > '9') {
|
|
return -1;
|
|
} else {
|
|
count = *t++ - '0';
|
|
while (*t >= '0' && *t < '9') {
|
|
count *= 10;
|
|
count += *t++ - '0';
|
|
}
|
|
}
|
|
*ts = t;
|
|
return count;
|
|
}
|
|
|
|
static void __Pyx_BufFmt_RaiseUnexpectedChar(char ch) {
|
|
char msg[] = {ch, 0};
|
|
PyErr_Format(PyExc_ValueError, "Unexpected format string character: '%s'", msg);
|
|
}
|
|
|
|
static const char* __Pyx_BufFmt_DescribeTypeChar(char ch, int is_complex) {
|
|
switch (ch) {
|
|
case 'b': return "'char'";
|
|
case 'B': return "'unsigned char'";
|
|
case 'h': return "'short'";
|
|
case 'H': return "'unsigned short'";
|
|
case 'i': return "'int'";
|
|
case 'I': return "'unsigned int'";
|
|
case 'l': return "'long'";
|
|
case 'L': return "'unsigned long'";
|
|
case 'q': return "'long long'";
|
|
case 'Q': return "'unsigned long long'";
|
|
case 'f': return (is_complex ? "'complex float'" : "'float'");
|
|
case 'd': return (is_complex ? "'complex double'" : "'double'");
|
|
case 'g': return (is_complex ? "'complex long double'" : "'long double'");
|
|
case 'T': return "a struct";
|
|
case 'O': return "Python object";
|
|
case 'P': return "a pointer";
|
|
case 0: return "end";
|
|
default: return "unparseable format string";
|
|
}
|
|
}
|
|
|
|
static size_t __Pyx_BufFmt_TypeCharToStandardSize(char ch, int is_complex) {
|
|
switch (ch) {
|
|
case '?': case 'c': case 'b': case 'B': return 1;
|
|
case 'h': case 'H': return 2;
|
|
case 'i': case 'I': case 'l': case 'L': return 4;
|
|
case 'q': case 'Q': return 8;
|
|
case 'f': return (is_complex ? 8 : 4);
|
|
case 'd': return (is_complex ? 16 : 8);
|
|
case 'g': {
|
|
PyErr_SetString(PyExc_ValueError, "Python does not define a standard format string size for long double ('g')..");
|
|
return 0;
|
|
}
|
|
case 'O': case 'P': return sizeof(void*);
|
|
default:
|
|
__Pyx_BufFmt_RaiseUnexpectedChar(ch);
|
|
return 0;
|
|
}
|
|
}
|
|
|
|
static size_t __Pyx_BufFmt_TypeCharToNativeSize(char ch, int is_complex) {
|
|
switch (ch) {
|
|
case 'c': case 'b': case 'B': return 1;
|
|
case 'h': case 'H': return sizeof(short);
|
|
case 'i': case 'I': return sizeof(int);
|
|
case 'l': case 'L': return sizeof(long);
|
|
#ifdef HAVE_LONG_LONG
|
|
case 'q': case 'Q': return sizeof(PY_LONG_LONG);
|
|
#endif
|
|
case 'f': return sizeof(float) * (is_complex ? 2 : 1);
|
|
case 'd': return sizeof(double) * (is_complex ? 2 : 1);
|
|
case 'g': return sizeof(long double) * (is_complex ? 2 : 1);
|
|
case 'O': case 'P': return sizeof(void*);
|
|
default: {
|
|
__Pyx_BufFmt_RaiseUnexpectedChar(ch);
|
|
return 0;
|
|
}
|
|
}
|
|
}
|
|
|
|
typedef struct { char c; short x; } __Pyx_st_short;
|
|
typedef struct { char c; int x; } __Pyx_st_int;
|
|
typedef struct { char c; long x; } __Pyx_st_long;
|
|
typedef struct { char c; float x; } __Pyx_st_float;
|
|
typedef struct { char c; double x; } __Pyx_st_double;
|
|
typedef struct { char c; long double x; } __Pyx_st_longdouble;
|
|
typedef struct { char c; void *x; } __Pyx_st_void_p;
|
|
#ifdef HAVE_LONG_LONG
|
|
typedef struct { char c; PY_LONG_LONG x; } __Pyx_s_long_long;
|
|
#endif
|
|
|
|
static size_t __Pyx_BufFmt_TypeCharToAlignment(char ch, int is_complex) {
|
|
switch (ch) {
|
|
case '?': case 'c': case 'b': case 'B': return 1;
|
|
case 'h': case 'H': return sizeof(__Pyx_st_short) - sizeof(short);
|
|
case 'i': case 'I': return sizeof(__Pyx_st_int) - sizeof(int);
|
|
case 'l': case 'L': return sizeof(__Pyx_st_long) - sizeof(long);
|
|
#ifdef HAVE_LONG_LONG
|
|
case 'q': case 'Q': return sizeof(__Pyx_s_long_long) - sizeof(PY_LONG_LONG);
|
|
#endif
|
|
case 'f': return sizeof(__Pyx_st_float) - sizeof(float);
|
|
case 'd': return sizeof(__Pyx_st_double) - sizeof(double);
|
|
case 'g': return sizeof(__Pyx_st_longdouble) - sizeof(long double);
|
|
case 'P': case 'O': return sizeof(__Pyx_st_void_p) - sizeof(void*);
|
|
default:
|
|
__Pyx_BufFmt_RaiseUnexpectedChar(ch);
|
|
return 0;
|
|
}
|
|
}
|
|
|
|
static size_t __Pyx_BufFmt_TypeCharToGroup(char ch, int is_complex) {
|
|
switch (ch) {
|
|
case 'c': case 'b': case 'h': case 'i': case 'l': case 'q': return 'I';
|
|
case 'B': case 'H': case 'I': case 'L': case 'Q': return 'U';
|
|
case 'f': case 'd': case 'g': return (is_complex ? 'C' : 'R');
|
|
case 'O': return 'O';
|
|
case 'P': return 'P';
|
|
default: {
|
|
__Pyx_BufFmt_RaiseUnexpectedChar(ch);
|
|
return 0;
|
|
}
|
|
}
|
|
}
|
|
|
|
static void __Pyx_BufFmt_RaiseExpected(__Pyx_BufFmt_Context* ctx) {
|
|
if (ctx->head == NULL || ctx->head->field == &ctx->root) {
|
|
const char* expected;
|
|
const char* quote;
|
|
if (ctx->head == NULL) {
|
|
expected = "end";
|
|
quote = "";
|
|
} else {
|
|
expected = ctx->head->field->type->name;
|
|
quote = "'";
|
|
}
|
|
PyErr_Format(PyExc_ValueError,
|
|
"Buffer dtype mismatch, expected %s%s%s but got %s",
|
|
quote, expected, quote,
|
|
__Pyx_BufFmt_DescribeTypeChar(ctx->enc_type, ctx->is_complex));
|
|
} else {
|
|
__Pyx_StructField* field = ctx->head->field;
|
|
__Pyx_StructField* parent = (ctx->head - 1)->field;
|
|
PyErr_Format(PyExc_ValueError,
|
|
"Buffer dtype mismatch, expected '%s' but got %s in '%s.%s'",
|
|
field->type->name, __Pyx_BufFmt_DescribeTypeChar(ctx->enc_type, ctx->is_complex),
|
|
parent->type->name, field->name);
|
|
}
|
|
}
|
|
|
|
static int __Pyx_BufFmt_ProcessTypeChunk(__Pyx_BufFmt_Context* ctx) {
|
|
char group;
|
|
size_t size, offset;
|
|
if (ctx->enc_type == 0) return 0;
|
|
group = __Pyx_BufFmt_TypeCharToGroup(ctx->enc_type, ctx->is_complex);
|
|
do {
|
|
__Pyx_StructField* field = ctx->head->field;
|
|
__Pyx_TypeInfo* type = field->type;
|
|
|
|
if (ctx->packmode == '@' || ctx->packmode == '^') {
|
|
size = __Pyx_BufFmt_TypeCharToNativeSize(ctx->enc_type, ctx->is_complex);
|
|
} else {
|
|
size = __Pyx_BufFmt_TypeCharToStandardSize(ctx->enc_type, ctx->is_complex);
|
|
}
|
|
if (ctx->packmode == '@') {
|
|
int align_at = __Pyx_BufFmt_TypeCharToAlignment(ctx->enc_type, ctx->is_complex);
|
|
int align_mod_offset;
|
|
if (align_at == 0) return -1;
|
|
align_mod_offset = ctx->fmt_offset % align_at;
|
|
if (align_mod_offset > 0) ctx->fmt_offset += align_at - align_mod_offset;
|
|
}
|
|
|
|
if (type->size != size || type->typegroup != group) {
|
|
if (type->typegroup == 'C' && type->fields != NULL) {
|
|
/* special case -- treat as struct rather than complex number */
|
|
size_t parent_offset = ctx->head->parent_offset + field->offset;
|
|
++ctx->head;
|
|
ctx->head->field = type->fields;
|
|
ctx->head->parent_offset = parent_offset;
|
|
continue;
|
|
}
|
|
|
|
__Pyx_BufFmt_RaiseExpected(ctx);
|
|
return -1;
|
|
}
|
|
|
|
offset = ctx->head->parent_offset + field->offset;
|
|
if (ctx->fmt_offset != offset) {
|
|
PyErr_Format(PyExc_ValueError,
|
|
"Buffer dtype mismatch; next field is at offset %"PY_FORMAT_SIZE_T"d "
|
|
"but %"PY_FORMAT_SIZE_T"d expected", ctx->fmt_offset, offset);
|
|
return -1;
|
|
}
|
|
|
|
ctx->fmt_offset += size;
|
|
|
|
--ctx->enc_count; /* Consume from buffer string */
|
|
|
|
/* Done checking, move to next field, pushing or popping struct stack if needed */
|
|
while (1) {
|
|
if (field == &ctx->root) {
|
|
ctx->head = NULL;
|
|
if (ctx->enc_count != 0) {
|
|
__Pyx_BufFmt_RaiseExpected(ctx);
|
|
return -1;
|
|
}
|
|
break; /* breaks both loops as ctx->enc_count == 0 */
|
|
}
|
|
ctx->head->field = ++field;
|
|
if (field->type == NULL) {
|
|
--ctx->head;
|
|
field = ctx->head->field;
|
|
continue;
|
|
} else if (field->type->typegroup == 'S') {
|
|
size_t parent_offset = ctx->head->parent_offset + field->offset;
|
|
if (field->type->fields->type == NULL) continue; /* empty struct */
|
|
field = field->type->fields;
|
|
++ctx->head;
|
|
ctx->head->field = field;
|
|
ctx->head->parent_offset = parent_offset;
|
|
break;
|
|
} else {
|
|
break;
|
|
}
|
|
}
|
|
} while (ctx->enc_count);
|
|
ctx->enc_type = 0;
|
|
ctx->is_complex = 0;
|
|
return 0;
|
|
}
|
|
|
|
static int __Pyx_BufFmt_FirstPack(__Pyx_BufFmt_Context* ctx) {
|
|
if (ctx->enc_type != 0 || ctx->packmode != '@') {
|
|
PyErr_SetString(PyExc_ValueError, "Buffer packing mode currently only allowed at beginning of format string (this is a defect)");
|
|
return -1;
|
|
}
|
|
return 0;
|
|
}
|
|
|
|
static const char* __Pyx_BufFmt_CheckString(__Pyx_BufFmt_Context* ctx, const char* ts) {
|
|
int got_Z = 0;
|
|
while (1) {
|
|
switch(*ts) {
|
|
case 0:
|
|
if (ctx->enc_type != 0 && ctx->head == NULL) {
|
|
__Pyx_BufFmt_RaiseExpected(ctx);
|
|
return NULL;
|
|
}
|
|
if (__Pyx_BufFmt_ProcessTypeChunk(ctx) == -1) return NULL;
|
|
if (ctx->head != NULL) {
|
|
__Pyx_BufFmt_RaiseExpected(ctx);
|
|
return NULL;
|
|
}
|
|
return ts;
|
|
case ' ':
|
|
case 10:
|
|
case 13:
|
|
++ts;
|
|
break;
|
|
case '<':
|
|
if (!__Pyx_IsLittleEndian()) {
|
|
PyErr_SetString(PyExc_ValueError, "Little-endian buffer not supported on big-endian compiler");
|
|
return NULL;
|
|
}
|
|
if (__Pyx_BufFmt_FirstPack(ctx) == -1) return NULL;
|
|
ctx->packmode = '=';
|
|
++ts;
|
|
break;
|
|
case '>':
|
|
case '!':
|
|
if (__Pyx_IsLittleEndian()) {
|
|
PyErr_SetString(PyExc_ValueError, "Big-endian buffer not supported on little-endian compiler");
|
|
return NULL;
|
|
}
|
|
if (__Pyx_BufFmt_FirstPack(ctx) == -1) return NULL;
|
|
ctx->packmode = '=';
|
|
++ts;
|
|
break;
|
|
case '=':
|
|
case '@':
|
|
case '^':
|
|
if (__Pyx_BufFmt_FirstPack(ctx) == -1) return NULL;
|
|
ctx->packmode = *ts++;
|
|
break;
|
|
case 'T': /* substruct */
|
|
{
|
|
int i;
|
|
const char* ts_after_sub;
|
|
int struct_count = ctx->new_count;
|
|
ctx->new_count = 1;
|
|
++ts;
|
|
if (*ts != '{') {
|
|
PyErr_SetString(PyExc_ValueError, "Buffer acquisition: Expected '{' after 'T'");
|
|
return NULL;
|
|
}
|
|
++ts;
|
|
ts_after_sub = ts;
|
|
for (i = 0; i != struct_count; ++i) {
|
|
ts_after_sub = __Pyx_BufFmt_CheckString(ctx, ts);
|
|
if (!ts_after_sub) return NULL;
|
|
}
|
|
ts = ts_after_sub;
|
|
}
|
|
break;
|
|
case '}': /* end of substruct; either repeat or move on */
|
|
++ts;
|
|
return ts;
|
|
case 'x':
|
|
if (__Pyx_BufFmt_ProcessTypeChunk(ctx) == -1) return NULL;
|
|
ctx->fmt_offset += ctx->new_count;
|
|
ctx->new_count = 1;
|
|
ctx->enc_count = 0;
|
|
ctx->enc_type = 0;
|
|
++ts;
|
|
break;
|
|
case 'Z':
|
|
got_Z = 1;
|
|
++ts;
|
|
if (*ts != 'f' && *ts != 'd' && *ts != 'g') {
|
|
__Pyx_BufFmt_RaiseUnexpectedChar('Z');
|
|
return NULL;
|
|
} /* fall through */
|
|
case 'c': case 'b': case 'B': case 'h': case 'H': case 'i': case 'I':
|
|
case 'l': case 'L': case 'q': case 'Q':
|
|
case 'f': case 'd': case 'g':
|
|
case 'O':
|
|
if (ctx->enc_type == *ts && got_Z == ctx->is_complex) {
|
|
/* Continue pooling same type */
|
|
ctx->enc_count += ctx->new_count;
|
|
} else {
|
|
/* New type */
|
|
if (__Pyx_BufFmt_ProcessTypeChunk(ctx) == -1) return NULL;
|
|
ctx->enc_count = ctx->new_count;
|
|
ctx->enc_type = *ts;
|
|
ctx->is_complex = got_Z;
|
|
}
|
|
++ts;
|
|
ctx->new_count = 1;
|
|
got_Z = 0;
|
|
break;
|
|
default:
|
|
{
|
|
ctx->new_count = __Pyx_BufFmt_ParseNumber(&ts);
|
|
if (ctx->new_count == -1) { /* First char was not a digit */
|
|
char msg[2] = { *ts, 0 };
|
|
PyErr_Format(PyExc_ValueError,
|
|
"Does not understand character buffer dtype format string ('%s')", msg);
|
|
return NULL;
|
|
}
|
|
}
|
|
|
|
}
|
|
}
|
|
}
|
|
|
|
static CYTHON_INLINE void __Pyx_ZeroBuffer(Py_buffer* buf) {
|
|
buf->buf = NULL;
|
|
buf->obj = NULL;
|
|
buf->strides = __Pyx_zeros;
|
|
buf->shape = __Pyx_zeros;
|
|
buf->suboffsets = __Pyx_minusones;
|
|
}
|
|
|
|
static CYTHON_INLINE int __Pyx_GetBufferAndValidate(Py_buffer* buf, PyObject* obj, __Pyx_TypeInfo* dtype, int flags, int nd, int cast, __Pyx_BufFmt_StackElem* stack) {
|
|
if (obj == Py_None) {
|
|
__Pyx_ZeroBuffer(buf);
|
|
return 0;
|
|
}
|
|
buf->buf = NULL;
|
|
if (__Pyx_GetBuffer(obj, buf, flags) == -1) goto fail;
|
|
if (buf->ndim != nd) {
|
|
PyErr_Format(PyExc_ValueError,
|
|
"Buffer has wrong number of dimensions (expected %d, got %d)",
|
|
nd, buf->ndim);
|
|
goto fail;
|
|
}
|
|
if (!cast) {
|
|
__Pyx_BufFmt_Context ctx;
|
|
__Pyx_BufFmt_Init(&ctx, stack, dtype);
|
|
if (!__Pyx_BufFmt_CheckString(&ctx, buf->format)) goto fail;
|
|
}
|
|
if ((unsigned)buf->itemsize != dtype->size) {
|
|
PyErr_Format(PyExc_ValueError,
|
|
"Item size of buffer (%"PY_FORMAT_SIZE_T"d byte%s) does not match size of '%s' (%"PY_FORMAT_SIZE_T"d byte%s)",
|
|
buf->itemsize, (buf->itemsize > 1) ? "s" : "",
|
|
dtype->name,
|
|
dtype->size, (dtype->size > 1) ? "s" : "");
|
|
goto fail;
|
|
}
|
|
if (buf->suboffsets == NULL) buf->suboffsets = __Pyx_minusones;
|
|
return 0;
|
|
fail:;
|
|
__Pyx_ZeroBuffer(buf);
|
|
return -1;
|
|
}
|
|
|
|
static CYTHON_INLINE void __Pyx_SafeReleaseBuffer(Py_buffer* info) {
|
|
if (info->buf == NULL) return;
|
|
if (info->suboffsets == __Pyx_minusones) info->suboffsets = NULL;
|
|
__Pyx_ReleaseBuffer(info);
|
|
}
|
|
|
|
static CYTHON_INLINE void __Pyx_RaiseNoneNotIterableError(void) {
|
|
PyErr_SetString(PyExc_TypeError, "'NoneType' object is not iterable");
|
|
}
|
|
|
|
static CYTHON_INLINE void __Pyx_RaiseNeedMoreValuesError(Py_ssize_t index) {
|
|
PyErr_Format(PyExc_ValueError,
|
|
#if PY_VERSION_HEX < 0x02050000
|
|
"need more than %d value%s to unpack", (int)index,
|
|
#else
|
|
"need more than %zd value%s to unpack", index,
|
|
#endif
|
|
(index == 1) ? "" : "s");
|
|
}
|
|
|
|
static CYTHON_INLINE void __Pyx_RaiseTooManyValuesError(Py_ssize_t expected) {
|
|
PyErr_Format(PyExc_ValueError,
|
|
#if PY_VERSION_HEX < 0x02050000
|
|
"too many values to unpack (expected %d)", (int)expected);
|
|
#else
|
|
"too many values to unpack (expected %zd)", expected);
|
|
#endif
|
|
}
|
|
|
|
static void __Pyx_UnpackTupleError(PyObject *t, Py_ssize_t index) {
|
|
if (t == Py_None) {
|
|
__Pyx_RaiseNoneNotIterableError();
|
|
} else if (PyTuple_GET_SIZE(t) < index) {
|
|
__Pyx_RaiseNeedMoreValuesError(PyTuple_GET_SIZE(t));
|
|
} else {
|
|
__Pyx_RaiseTooManyValuesError(index);
|
|
}
|
|
}
|
|
|
|
#if PY_MAJOR_VERSION < 3
|
|
static int __Pyx_GetBuffer(PyObject *obj, Py_buffer *view, int flags) {
|
|
#if PY_VERSION_HEX >= 0x02060000
|
|
if (Py_TYPE(obj)->tp_flags & Py_TPFLAGS_HAVE_NEWBUFFER)
|
|
return PyObject_GetBuffer(obj, view, flags);
|
|
#endif
|
|
if (PyObject_TypeCheck(obj, __pyx_ptype_5numpy_ndarray)) return __pyx_pf_5numpy_7ndarray___getbuffer__(obj, view, flags);
|
|
else {
|
|
PyErr_Format(PyExc_TypeError, "'%100s' does not have the buffer interface", Py_TYPE(obj)->tp_name);
|
|
return -1;
|
|
}
|
|
}
|
|
|
|
static void __Pyx_ReleaseBuffer(Py_buffer *view) {
|
|
PyObject* obj = view->obj;
|
|
if (obj) {
|
|
if (PyObject_TypeCheck(obj, __pyx_ptype_5numpy_ndarray)) __pyx_pf_5numpy_7ndarray_1__releasebuffer__(obj, view);
|
|
Py_DECREF(obj);
|
|
view->obj = NULL;
|
|
}
|
|
}
|
|
|
|
#endif
|
|
|
|
static PyObject *__Pyx_Import(PyObject *name, PyObject *from_list) {
|
|
PyObject *py_import = 0;
|
|
PyObject *empty_list = 0;
|
|
PyObject *module = 0;
|
|
PyObject *global_dict = 0;
|
|
PyObject *empty_dict = 0;
|
|
PyObject *list;
|
|
py_import = __Pyx_GetAttrString(__pyx_b, "__import__");
|
|
if (!py_import)
|
|
goto bad;
|
|
if (from_list)
|
|
list = from_list;
|
|
else {
|
|
empty_list = PyList_New(0);
|
|
if (!empty_list)
|
|
goto bad;
|
|
list = empty_list;
|
|
}
|
|
global_dict = PyModule_GetDict(__pyx_m);
|
|
if (!global_dict)
|
|
goto bad;
|
|
empty_dict = PyDict_New();
|
|
if (!empty_dict)
|
|
goto bad;
|
|
module = PyObject_CallFunctionObjArgs(py_import,
|
|
name, global_dict, empty_dict, list, NULL);
|
|
bad:
|
|
Py_XDECREF(empty_list);
|
|
Py_XDECREF(py_import);
|
|
Py_XDECREF(empty_dict);
|
|
return module;
|
|
}
|
|
|
|
#if CYTHON_CCOMPLEX
|
|
#ifdef __cplusplus
|
|
static CYTHON_INLINE __pyx_t_float_complex __pyx_t_float_complex_from_parts(float x, float y) {
|
|
return ::std::complex< float >(x, y);
|
|
}
|
|
#else
|
|
static CYTHON_INLINE __pyx_t_float_complex __pyx_t_float_complex_from_parts(float x, float y) {
|
|
return x + y*(__pyx_t_float_complex)_Complex_I;
|
|
}
|
|
#endif
|
|
#else
|
|
static CYTHON_INLINE __pyx_t_float_complex __pyx_t_float_complex_from_parts(float x, float y) {
|
|
__pyx_t_float_complex z;
|
|
z.real = x;
|
|
z.imag = y;
|
|
return z;
|
|
}
|
|
#endif
|
|
|
|
#if CYTHON_CCOMPLEX
|
|
#else
|
|
static CYTHON_INLINE int __Pyx_c_eqf(__pyx_t_float_complex a, __pyx_t_float_complex b) {
|
|
return (a.real == b.real) && (a.imag == b.imag);
|
|
}
|
|
static CYTHON_INLINE __pyx_t_float_complex __Pyx_c_sumf(__pyx_t_float_complex a, __pyx_t_float_complex b) {
|
|
__pyx_t_float_complex z;
|
|
z.real = a.real + b.real;
|
|
z.imag = a.imag + b.imag;
|
|
return z;
|
|
}
|
|
static CYTHON_INLINE __pyx_t_float_complex __Pyx_c_difff(__pyx_t_float_complex a, __pyx_t_float_complex b) {
|
|
__pyx_t_float_complex z;
|
|
z.real = a.real - b.real;
|
|
z.imag = a.imag - b.imag;
|
|
return z;
|
|
}
|
|
static CYTHON_INLINE __pyx_t_float_complex __Pyx_c_prodf(__pyx_t_float_complex a, __pyx_t_float_complex b) {
|
|
__pyx_t_float_complex z;
|
|
z.real = a.real * b.real - a.imag * b.imag;
|
|
z.imag = a.real * b.imag + a.imag * b.real;
|
|
return z;
|
|
}
|
|
static CYTHON_INLINE __pyx_t_float_complex __Pyx_c_quotf(__pyx_t_float_complex a, __pyx_t_float_complex b) {
|
|
__pyx_t_float_complex z;
|
|
float denom = b.real * b.real + b.imag * b.imag;
|
|
z.real = (a.real * b.real + a.imag * b.imag) / denom;
|
|
z.imag = (a.imag * b.real - a.real * b.imag) / denom;
|
|
return z;
|
|
}
|
|
static CYTHON_INLINE __pyx_t_float_complex __Pyx_c_negf(__pyx_t_float_complex a) {
|
|
__pyx_t_float_complex z;
|
|
z.real = -a.real;
|
|
z.imag = -a.imag;
|
|
return z;
|
|
}
|
|
static CYTHON_INLINE int __Pyx_c_is_zerof(__pyx_t_float_complex a) {
|
|
return (a.real == 0) && (a.imag == 0);
|
|
}
|
|
static CYTHON_INLINE __pyx_t_float_complex __Pyx_c_conjf(__pyx_t_float_complex a) {
|
|
__pyx_t_float_complex z;
|
|
z.real = a.real;
|
|
z.imag = -a.imag;
|
|
return z;
|
|
}
|
|
#if 1
|
|
static CYTHON_INLINE float __Pyx_c_absf(__pyx_t_float_complex z) {
|
|
#if !defined(HAVE_HYPOT) || defined(_MSC_VER)
|
|
return sqrtf(z.real*z.real + z.imag*z.imag);
|
|
#else
|
|
return hypotf(z.real, z.imag);
|
|
#endif
|
|
}
|
|
static CYTHON_INLINE __pyx_t_float_complex __Pyx_c_powf(__pyx_t_float_complex a, __pyx_t_float_complex b) {
|
|
__pyx_t_float_complex z;
|
|
float r, lnr, theta, z_r, z_theta;
|
|
if (b.imag == 0 && b.real == (int)b.real) {
|
|
if (b.real < 0) {
|
|
float denom = a.real * a.real + a.imag * a.imag;
|
|
a.real = a.real / denom;
|
|
a.imag = -a.imag / denom;
|
|
b.real = -b.real;
|
|
}
|
|
switch ((int)b.real) {
|
|
case 0:
|
|
z.real = 1;
|
|
z.imag = 0;
|
|
return z;
|
|
case 1:
|
|
return a;
|
|
case 2:
|
|
z = __Pyx_c_prodf(a, a);
|
|
return __Pyx_c_prodf(a, a);
|
|
case 3:
|
|
z = __Pyx_c_prodf(a, a);
|
|
return __Pyx_c_prodf(z, a);
|
|
case 4:
|
|
z = __Pyx_c_prodf(a, a);
|
|
return __Pyx_c_prodf(z, z);
|
|
}
|
|
}
|
|
if (a.imag == 0) {
|
|
if (a.real == 0) {
|
|
return a;
|
|
}
|
|
r = a.real;
|
|
theta = 0;
|
|
} else {
|
|
r = __Pyx_c_absf(a);
|
|
theta = atan2f(a.imag, a.real);
|
|
}
|
|
lnr = logf(r);
|
|
z_r = expf(lnr * b.real - theta * b.imag);
|
|
z_theta = theta * b.real + lnr * b.imag;
|
|
z.real = z_r * cosf(z_theta);
|
|
z.imag = z_r * sinf(z_theta);
|
|
return z;
|
|
}
|
|
#endif
|
|
#endif
|
|
|
|
#if CYTHON_CCOMPLEX
|
|
#ifdef __cplusplus
|
|
static CYTHON_INLINE __pyx_t_double_complex __pyx_t_double_complex_from_parts(double x, double y) {
|
|
return ::std::complex< double >(x, y);
|
|
}
|
|
#else
|
|
static CYTHON_INLINE __pyx_t_double_complex __pyx_t_double_complex_from_parts(double x, double y) {
|
|
return x + y*(__pyx_t_double_complex)_Complex_I;
|
|
}
|
|
#endif
|
|
#else
|
|
static CYTHON_INLINE __pyx_t_double_complex __pyx_t_double_complex_from_parts(double x, double y) {
|
|
__pyx_t_double_complex z;
|
|
z.real = x;
|
|
z.imag = y;
|
|
return z;
|
|
}
|
|
#endif
|
|
|
|
#if CYTHON_CCOMPLEX
|
|
#else
|
|
static CYTHON_INLINE int __Pyx_c_eq(__pyx_t_double_complex a, __pyx_t_double_complex b) {
|
|
return (a.real == b.real) && (a.imag == b.imag);
|
|
}
|
|
static CYTHON_INLINE __pyx_t_double_complex __Pyx_c_sum(__pyx_t_double_complex a, __pyx_t_double_complex b) {
|
|
__pyx_t_double_complex z;
|
|
z.real = a.real + b.real;
|
|
z.imag = a.imag + b.imag;
|
|
return z;
|
|
}
|
|
static CYTHON_INLINE __pyx_t_double_complex __Pyx_c_diff(__pyx_t_double_complex a, __pyx_t_double_complex b) {
|
|
__pyx_t_double_complex z;
|
|
z.real = a.real - b.real;
|
|
z.imag = a.imag - b.imag;
|
|
return z;
|
|
}
|
|
static CYTHON_INLINE __pyx_t_double_complex __Pyx_c_prod(__pyx_t_double_complex a, __pyx_t_double_complex b) {
|
|
__pyx_t_double_complex z;
|
|
z.real = a.real * b.real - a.imag * b.imag;
|
|
z.imag = a.real * b.imag + a.imag * b.real;
|
|
return z;
|
|
}
|
|
static CYTHON_INLINE __pyx_t_double_complex __Pyx_c_quot(__pyx_t_double_complex a, __pyx_t_double_complex b) {
|
|
__pyx_t_double_complex z;
|
|
double denom = b.real * b.real + b.imag * b.imag;
|
|
z.real = (a.real * b.real + a.imag * b.imag) / denom;
|
|
z.imag = (a.imag * b.real - a.real * b.imag) / denom;
|
|
return z;
|
|
}
|
|
static CYTHON_INLINE __pyx_t_double_complex __Pyx_c_neg(__pyx_t_double_complex a) {
|
|
__pyx_t_double_complex z;
|
|
z.real = -a.real;
|
|
z.imag = -a.imag;
|
|
return z;
|
|
}
|
|
static CYTHON_INLINE int __Pyx_c_is_zero(__pyx_t_double_complex a) {
|
|
return (a.real == 0) && (a.imag == 0);
|
|
}
|
|
static CYTHON_INLINE __pyx_t_double_complex __Pyx_c_conj(__pyx_t_double_complex a) {
|
|
__pyx_t_double_complex z;
|
|
z.real = a.real;
|
|
z.imag = -a.imag;
|
|
return z;
|
|
}
|
|
#if 1
|
|
static CYTHON_INLINE double __Pyx_c_abs(__pyx_t_double_complex z) {
|
|
#if !defined(HAVE_HYPOT) || defined(_MSC_VER)
|
|
return sqrt(z.real*z.real + z.imag*z.imag);
|
|
#else
|
|
return hypot(z.real, z.imag);
|
|
#endif
|
|
}
|
|
static CYTHON_INLINE __pyx_t_double_complex __Pyx_c_pow(__pyx_t_double_complex a, __pyx_t_double_complex b) {
|
|
__pyx_t_double_complex z;
|
|
double r, lnr, theta, z_r, z_theta;
|
|
if (b.imag == 0 && b.real == (int)b.real) {
|
|
if (b.real < 0) {
|
|
double denom = a.real * a.real + a.imag * a.imag;
|
|
a.real = a.real / denom;
|
|
a.imag = -a.imag / denom;
|
|
b.real = -b.real;
|
|
}
|
|
switch ((int)b.real) {
|
|
case 0:
|
|
z.real = 1;
|
|
z.imag = 0;
|
|
return z;
|
|
case 1:
|
|
return a;
|
|
case 2:
|
|
z = __Pyx_c_prod(a, a);
|
|
return __Pyx_c_prod(a, a);
|
|
case 3:
|
|
z = __Pyx_c_prod(a, a);
|
|
return __Pyx_c_prod(z, a);
|
|
case 4:
|
|
z = __Pyx_c_prod(a, a);
|
|
return __Pyx_c_prod(z, z);
|
|
}
|
|
}
|
|
if (a.imag == 0) {
|
|
if (a.real == 0) {
|
|
return a;
|
|
}
|
|
r = a.real;
|
|
theta = 0;
|
|
} else {
|
|
r = __Pyx_c_abs(a);
|
|
theta = atan2(a.imag, a.real);
|
|
}
|
|
lnr = log(r);
|
|
z_r = exp(lnr * b.real - theta * b.imag);
|
|
z_theta = theta * b.real + lnr * b.imag;
|
|
z.real = z_r * cos(z_theta);
|
|
z.imag = z_r * sin(z_theta);
|
|
return z;
|
|
}
|
|
#endif
|
|
#endif
|
|
|
|
static CYTHON_INLINE unsigned char __Pyx_PyInt_AsUnsignedChar(PyObject* x) {
|
|
const unsigned char neg_one = (unsigned char)-1, const_zero = 0;
|
|
const int is_unsigned = neg_one > const_zero;
|
|
if (sizeof(unsigned char) < sizeof(long)) {
|
|
long val = __Pyx_PyInt_AsLong(x);
|
|
if (unlikely(val != (long)(unsigned char)val)) {
|
|
if (!unlikely(val == -1 && PyErr_Occurred())) {
|
|
PyErr_SetString(PyExc_OverflowError,
|
|
(is_unsigned && unlikely(val < 0)) ?
|
|
"can't convert negative value to unsigned char" :
|
|
"value too large to convert to unsigned char");
|
|
}
|
|
return (unsigned char)-1;
|
|
}
|
|
return (unsigned char)val;
|
|
}
|
|
return (unsigned char)__Pyx_PyInt_AsUnsignedLong(x);
|
|
}
|
|
|
|
static CYTHON_INLINE unsigned short __Pyx_PyInt_AsUnsignedShort(PyObject* x) {
|
|
const unsigned short neg_one = (unsigned short)-1, const_zero = 0;
|
|
const int is_unsigned = neg_one > const_zero;
|
|
if (sizeof(unsigned short) < sizeof(long)) {
|
|
long val = __Pyx_PyInt_AsLong(x);
|
|
if (unlikely(val != (long)(unsigned short)val)) {
|
|
if (!unlikely(val == -1 && PyErr_Occurred())) {
|
|
PyErr_SetString(PyExc_OverflowError,
|
|
(is_unsigned && unlikely(val < 0)) ?
|
|
"can't convert negative value to unsigned short" :
|
|
"value too large to convert to unsigned short");
|
|
}
|
|
return (unsigned short)-1;
|
|
}
|
|
return (unsigned short)val;
|
|
}
|
|
return (unsigned short)__Pyx_PyInt_AsUnsignedLong(x);
|
|
}
|
|
|
|
static CYTHON_INLINE unsigned int __Pyx_PyInt_AsUnsignedInt(PyObject* x) {
|
|
const unsigned int neg_one = (unsigned int)-1, const_zero = 0;
|
|
const int is_unsigned = neg_one > const_zero;
|
|
if (sizeof(unsigned int) < sizeof(long)) {
|
|
long val = __Pyx_PyInt_AsLong(x);
|
|
if (unlikely(val != (long)(unsigned int)val)) {
|
|
if (!unlikely(val == -1 && PyErr_Occurred())) {
|
|
PyErr_SetString(PyExc_OverflowError,
|
|
(is_unsigned && unlikely(val < 0)) ?
|
|
"can't convert negative value to unsigned int" :
|
|
"value too large to convert to unsigned int");
|
|
}
|
|
return (unsigned int)-1;
|
|
}
|
|
return (unsigned int)val;
|
|
}
|
|
return (unsigned int)__Pyx_PyInt_AsUnsignedLong(x);
|
|
}
|
|
|
|
static CYTHON_INLINE char __Pyx_PyInt_AsChar(PyObject* x) {
|
|
const char neg_one = (char)-1, const_zero = 0;
|
|
const int is_unsigned = neg_one > const_zero;
|
|
if (sizeof(char) < sizeof(long)) {
|
|
long val = __Pyx_PyInt_AsLong(x);
|
|
if (unlikely(val != (long)(char)val)) {
|
|
if (!unlikely(val == -1 && PyErr_Occurred())) {
|
|
PyErr_SetString(PyExc_OverflowError,
|
|
(is_unsigned && unlikely(val < 0)) ?
|
|
"can't convert negative value to char" :
|
|
"value too large to convert to char");
|
|
}
|
|
return (char)-1;
|
|
}
|
|
return (char)val;
|
|
}
|
|
return (char)__Pyx_PyInt_AsLong(x);
|
|
}
|
|
|
|
static CYTHON_INLINE short __Pyx_PyInt_AsShort(PyObject* x) {
|
|
const short neg_one = (short)-1, const_zero = 0;
|
|
const int is_unsigned = neg_one > const_zero;
|
|
if (sizeof(short) < sizeof(long)) {
|
|
long val = __Pyx_PyInt_AsLong(x);
|
|
if (unlikely(val != (long)(short)val)) {
|
|
if (!unlikely(val == -1 && PyErr_Occurred())) {
|
|
PyErr_SetString(PyExc_OverflowError,
|
|
(is_unsigned && unlikely(val < 0)) ?
|
|
"can't convert negative value to short" :
|
|
"value too large to convert to short");
|
|
}
|
|
return (short)-1;
|
|
}
|
|
return (short)val;
|
|
}
|
|
return (short)__Pyx_PyInt_AsLong(x);
|
|
}
|
|
|
|
static CYTHON_INLINE int __Pyx_PyInt_AsInt(PyObject* x) {
|
|
const int neg_one = (int)-1, const_zero = 0;
|
|
const int is_unsigned = neg_one > const_zero;
|
|
if (sizeof(int) < sizeof(long)) {
|
|
long val = __Pyx_PyInt_AsLong(x);
|
|
if (unlikely(val != (long)(int)val)) {
|
|
if (!unlikely(val == -1 && PyErr_Occurred())) {
|
|
PyErr_SetString(PyExc_OverflowError,
|
|
(is_unsigned && unlikely(val < 0)) ?
|
|
"can't convert negative value to int" :
|
|
"value too large to convert to int");
|
|
}
|
|
return (int)-1;
|
|
}
|
|
return (int)val;
|
|
}
|
|
return (int)__Pyx_PyInt_AsLong(x);
|
|
}
|
|
|
|
static CYTHON_INLINE signed char __Pyx_PyInt_AsSignedChar(PyObject* x) {
|
|
const signed char neg_one = (signed char)-1, const_zero = 0;
|
|
const int is_unsigned = neg_one > const_zero;
|
|
if (sizeof(signed char) < sizeof(long)) {
|
|
long val = __Pyx_PyInt_AsLong(x);
|
|
if (unlikely(val != (long)(signed char)val)) {
|
|
if (!unlikely(val == -1 && PyErr_Occurred())) {
|
|
PyErr_SetString(PyExc_OverflowError,
|
|
(is_unsigned && unlikely(val < 0)) ?
|
|
"can't convert negative value to signed char" :
|
|
"value too large to convert to signed char");
|
|
}
|
|
return (signed char)-1;
|
|
}
|
|
return (signed char)val;
|
|
}
|
|
return (signed char)__Pyx_PyInt_AsSignedLong(x);
|
|
}
|
|
|
|
static CYTHON_INLINE signed short __Pyx_PyInt_AsSignedShort(PyObject* x) {
|
|
const signed short neg_one = (signed short)-1, const_zero = 0;
|
|
const int is_unsigned = neg_one > const_zero;
|
|
if (sizeof(signed short) < sizeof(long)) {
|
|
long val = __Pyx_PyInt_AsLong(x);
|
|
if (unlikely(val != (long)(signed short)val)) {
|
|
if (!unlikely(val == -1 && PyErr_Occurred())) {
|
|
PyErr_SetString(PyExc_OverflowError,
|
|
(is_unsigned && unlikely(val < 0)) ?
|
|
"can't convert negative value to signed short" :
|
|
"value too large to convert to signed short");
|
|
}
|
|
return (signed short)-1;
|
|
}
|
|
return (signed short)val;
|
|
}
|
|
return (signed short)__Pyx_PyInt_AsSignedLong(x);
|
|
}
|
|
|
|
static CYTHON_INLINE signed int __Pyx_PyInt_AsSignedInt(PyObject* x) {
|
|
const signed int neg_one = (signed int)-1, const_zero = 0;
|
|
const int is_unsigned = neg_one > const_zero;
|
|
if (sizeof(signed int) < sizeof(long)) {
|
|
long val = __Pyx_PyInt_AsLong(x);
|
|
if (unlikely(val != (long)(signed int)val)) {
|
|
if (!unlikely(val == -1 && PyErr_Occurred())) {
|
|
PyErr_SetString(PyExc_OverflowError,
|
|
(is_unsigned && unlikely(val < 0)) ?
|
|
"can't convert negative value to signed int" :
|
|
"value too large to convert to signed int");
|
|
}
|
|
return (signed int)-1;
|
|
}
|
|
return (signed int)val;
|
|
}
|
|
return (signed int)__Pyx_PyInt_AsSignedLong(x);
|
|
}
|
|
|
|
static CYTHON_INLINE int __Pyx_PyInt_AsLongDouble(PyObject* x) {
|
|
const int neg_one = (int)-1, const_zero = 0;
|
|
const int is_unsigned = neg_one > const_zero;
|
|
if (sizeof(int) < sizeof(long)) {
|
|
long val = __Pyx_PyInt_AsLong(x);
|
|
if (unlikely(val != (long)(int)val)) {
|
|
if (!unlikely(val == -1 && PyErr_Occurred())) {
|
|
PyErr_SetString(PyExc_OverflowError,
|
|
(is_unsigned && unlikely(val < 0)) ?
|
|
"can't convert negative value to int" :
|
|
"value too large to convert to int");
|
|
}
|
|
return (int)-1;
|
|
}
|
|
return (int)val;
|
|
}
|
|
return (int)__Pyx_PyInt_AsLong(x);
|
|
}
|
|
|
|
static CYTHON_INLINE unsigned long __Pyx_PyInt_AsUnsignedLong(PyObject* x) {
|
|
const unsigned long neg_one = (unsigned long)-1, const_zero = 0;
|
|
const int is_unsigned = neg_one > const_zero;
|
|
#if PY_VERSION_HEX < 0x03000000
|
|
if (likely(PyInt_Check(x))) {
|
|
long val = PyInt_AS_LONG(x);
|
|
if (is_unsigned && unlikely(val < 0)) {
|
|
PyErr_SetString(PyExc_OverflowError,
|
|
"can't convert negative value to unsigned long");
|
|
return (unsigned long)-1;
|
|
}
|
|
return (unsigned long)val;
|
|
} else
|
|
#endif
|
|
if (likely(PyLong_Check(x))) {
|
|
if (is_unsigned) {
|
|
if (unlikely(Py_SIZE(x) < 0)) {
|
|
PyErr_SetString(PyExc_OverflowError,
|
|
"can't convert negative value to unsigned long");
|
|
return (unsigned long)-1;
|
|
}
|
|
return PyLong_AsUnsignedLong(x);
|
|
} else {
|
|
return PyLong_AsLong(x);
|
|
}
|
|
} else {
|
|
unsigned long val;
|
|
PyObject *tmp = __Pyx_PyNumber_Int(x);
|
|
if (!tmp) return (unsigned long)-1;
|
|
val = __Pyx_PyInt_AsUnsignedLong(tmp);
|
|
Py_DECREF(tmp);
|
|
return val;
|
|
}
|
|
}
|
|
|
|
static CYTHON_INLINE unsigned PY_LONG_LONG __Pyx_PyInt_AsUnsignedLongLong(PyObject* x) {
|
|
const unsigned PY_LONG_LONG neg_one = (unsigned PY_LONG_LONG)-1, const_zero = 0;
|
|
const int is_unsigned = neg_one > const_zero;
|
|
#if PY_VERSION_HEX < 0x03000000
|
|
if (likely(PyInt_Check(x))) {
|
|
long val = PyInt_AS_LONG(x);
|
|
if (is_unsigned && unlikely(val < 0)) {
|
|
PyErr_SetString(PyExc_OverflowError,
|
|
"can't convert negative value to unsigned PY_LONG_LONG");
|
|
return (unsigned PY_LONG_LONG)-1;
|
|
}
|
|
return (unsigned PY_LONG_LONG)val;
|
|
} else
|
|
#endif
|
|
if (likely(PyLong_Check(x))) {
|
|
if (is_unsigned) {
|
|
if (unlikely(Py_SIZE(x) < 0)) {
|
|
PyErr_SetString(PyExc_OverflowError,
|
|
"can't convert negative value to unsigned PY_LONG_LONG");
|
|
return (unsigned PY_LONG_LONG)-1;
|
|
}
|
|
return PyLong_AsUnsignedLongLong(x);
|
|
} else {
|
|
return PyLong_AsLongLong(x);
|
|
}
|
|
} else {
|
|
unsigned PY_LONG_LONG val;
|
|
PyObject *tmp = __Pyx_PyNumber_Int(x);
|
|
if (!tmp) return (unsigned PY_LONG_LONG)-1;
|
|
val = __Pyx_PyInt_AsUnsignedLongLong(tmp);
|
|
Py_DECREF(tmp);
|
|
return val;
|
|
}
|
|
}
|
|
|
|
static CYTHON_INLINE long __Pyx_PyInt_AsLong(PyObject* x) {
|
|
const long neg_one = (long)-1, const_zero = 0;
|
|
const int is_unsigned = neg_one > const_zero;
|
|
#if PY_VERSION_HEX < 0x03000000
|
|
if (likely(PyInt_Check(x))) {
|
|
long val = PyInt_AS_LONG(x);
|
|
if (is_unsigned && unlikely(val < 0)) {
|
|
PyErr_SetString(PyExc_OverflowError,
|
|
"can't convert negative value to long");
|
|
return (long)-1;
|
|
}
|
|
return (long)val;
|
|
} else
|
|
#endif
|
|
if (likely(PyLong_Check(x))) {
|
|
if (is_unsigned) {
|
|
if (unlikely(Py_SIZE(x) < 0)) {
|
|
PyErr_SetString(PyExc_OverflowError,
|
|
"can't convert negative value to long");
|
|
return (long)-1;
|
|
}
|
|
return PyLong_AsUnsignedLong(x);
|
|
} else {
|
|
return PyLong_AsLong(x);
|
|
}
|
|
} else {
|
|
long val;
|
|
PyObject *tmp = __Pyx_PyNumber_Int(x);
|
|
if (!tmp) return (long)-1;
|
|
val = __Pyx_PyInt_AsLong(tmp);
|
|
Py_DECREF(tmp);
|
|
return val;
|
|
}
|
|
}
|
|
|
|
static CYTHON_INLINE PY_LONG_LONG __Pyx_PyInt_AsLongLong(PyObject* x) {
|
|
const PY_LONG_LONG neg_one = (PY_LONG_LONG)-1, const_zero = 0;
|
|
const int is_unsigned = neg_one > const_zero;
|
|
#if PY_VERSION_HEX < 0x03000000
|
|
if (likely(PyInt_Check(x))) {
|
|
long val = PyInt_AS_LONG(x);
|
|
if (is_unsigned && unlikely(val < 0)) {
|
|
PyErr_SetString(PyExc_OverflowError,
|
|
"can't convert negative value to PY_LONG_LONG");
|
|
return (PY_LONG_LONG)-1;
|
|
}
|
|
return (PY_LONG_LONG)val;
|
|
} else
|
|
#endif
|
|
if (likely(PyLong_Check(x))) {
|
|
if (is_unsigned) {
|
|
if (unlikely(Py_SIZE(x) < 0)) {
|
|
PyErr_SetString(PyExc_OverflowError,
|
|
"can't convert negative value to PY_LONG_LONG");
|
|
return (PY_LONG_LONG)-1;
|
|
}
|
|
return PyLong_AsUnsignedLongLong(x);
|
|
} else {
|
|
return PyLong_AsLongLong(x);
|
|
}
|
|
} else {
|
|
PY_LONG_LONG val;
|
|
PyObject *tmp = __Pyx_PyNumber_Int(x);
|
|
if (!tmp) return (PY_LONG_LONG)-1;
|
|
val = __Pyx_PyInt_AsLongLong(tmp);
|
|
Py_DECREF(tmp);
|
|
return val;
|
|
}
|
|
}
|
|
|
|
static CYTHON_INLINE signed long __Pyx_PyInt_AsSignedLong(PyObject* x) {
|
|
const signed long neg_one = (signed long)-1, const_zero = 0;
|
|
const int is_unsigned = neg_one > const_zero;
|
|
#if PY_VERSION_HEX < 0x03000000
|
|
if (likely(PyInt_Check(x))) {
|
|
long val = PyInt_AS_LONG(x);
|
|
if (is_unsigned && unlikely(val < 0)) {
|
|
PyErr_SetString(PyExc_OverflowError,
|
|
"can't convert negative value to signed long");
|
|
return (signed long)-1;
|
|
}
|
|
return (signed long)val;
|
|
} else
|
|
#endif
|
|
if (likely(PyLong_Check(x))) {
|
|
if (is_unsigned) {
|
|
if (unlikely(Py_SIZE(x) < 0)) {
|
|
PyErr_SetString(PyExc_OverflowError,
|
|
"can't convert negative value to signed long");
|
|
return (signed long)-1;
|
|
}
|
|
return PyLong_AsUnsignedLong(x);
|
|
} else {
|
|
return PyLong_AsLong(x);
|
|
}
|
|
} else {
|
|
signed long val;
|
|
PyObject *tmp = __Pyx_PyNumber_Int(x);
|
|
if (!tmp) return (signed long)-1;
|
|
val = __Pyx_PyInt_AsSignedLong(tmp);
|
|
Py_DECREF(tmp);
|
|
return val;
|
|
}
|
|
}
|
|
|
|
static CYTHON_INLINE signed PY_LONG_LONG __Pyx_PyInt_AsSignedLongLong(PyObject* x) {
|
|
const signed PY_LONG_LONG neg_one = (signed PY_LONG_LONG)-1, const_zero = 0;
|
|
const int is_unsigned = neg_one > const_zero;
|
|
#if PY_VERSION_HEX < 0x03000000
|
|
if (likely(PyInt_Check(x))) {
|
|
long val = PyInt_AS_LONG(x);
|
|
if (is_unsigned && unlikely(val < 0)) {
|
|
PyErr_SetString(PyExc_OverflowError,
|
|
"can't convert negative value to signed PY_LONG_LONG");
|
|
return (signed PY_LONG_LONG)-1;
|
|
}
|
|
return (signed PY_LONG_LONG)val;
|
|
} else
|
|
#endif
|
|
if (likely(PyLong_Check(x))) {
|
|
if (is_unsigned) {
|
|
if (unlikely(Py_SIZE(x) < 0)) {
|
|
PyErr_SetString(PyExc_OverflowError,
|
|
"can't convert negative value to signed PY_LONG_LONG");
|
|
return (signed PY_LONG_LONG)-1;
|
|
}
|
|
return PyLong_AsUnsignedLongLong(x);
|
|
} else {
|
|
return PyLong_AsLongLong(x);
|
|
}
|
|
} else {
|
|
signed PY_LONG_LONG val;
|
|
PyObject *tmp = __Pyx_PyNumber_Int(x);
|
|
if (!tmp) return (signed PY_LONG_LONG)-1;
|
|
val = __Pyx_PyInt_AsSignedLongLong(tmp);
|
|
Py_DECREF(tmp);
|
|
return val;
|
|
}
|
|
}
|
|
|
|
static void __Pyx_WriteUnraisable(const char *name) {
|
|
PyObject *old_exc, *old_val, *old_tb;
|
|
PyObject *ctx;
|
|
__Pyx_ErrFetch(&old_exc, &old_val, &old_tb);
|
|
#if PY_MAJOR_VERSION < 3
|
|
ctx = PyString_FromString(name);
|
|
#else
|
|
ctx = PyUnicode_FromString(name);
|
|
#endif
|
|
__Pyx_ErrRestore(old_exc, old_val, old_tb);
|
|
if (!ctx) {
|
|
PyErr_WriteUnraisable(Py_None);
|
|
} else {
|
|
PyErr_WriteUnraisable(ctx);
|
|
Py_DECREF(ctx);
|
|
}
|
|
}
|
|
|
|
#ifndef __PYX_HAVE_RT_ImportType
|
|
#define __PYX_HAVE_RT_ImportType
|
|
static PyTypeObject *__Pyx_ImportType(const char *module_name, const char *class_name,
|
|
long size, int strict)
|
|
{
|
|
PyObject *py_module = 0;
|
|
PyObject *result = 0;
|
|
PyObject *py_name = 0;
|
|
char warning[200];
|
|
|
|
py_module = __Pyx_ImportModule(module_name);
|
|
if (!py_module)
|
|
goto bad;
|
|
#if PY_MAJOR_VERSION < 3
|
|
py_name = PyString_FromString(class_name);
|
|
#else
|
|
py_name = PyUnicode_FromString(class_name);
|
|
#endif
|
|
if (!py_name)
|
|
goto bad;
|
|
result = PyObject_GetAttr(py_module, py_name);
|
|
Py_DECREF(py_name);
|
|
py_name = 0;
|
|
Py_DECREF(py_module);
|
|
py_module = 0;
|
|
if (!result)
|
|
goto bad;
|
|
if (!PyType_Check(result)) {
|
|
PyErr_Format(PyExc_TypeError,
|
|
"%s.%s is not a type object",
|
|
module_name, class_name);
|
|
goto bad;
|
|
}
|
|
if (!strict && ((PyTypeObject *)result)->tp_basicsize > size) {
|
|
PyOS_snprintf(warning, sizeof(warning),
|
|
"%s.%s size changed, may indicate binary incompatibility",
|
|
module_name, class_name);
|
|
#if PY_VERSION_HEX < 0x02050000
|
|
PyErr_Warn(NULL, warning);
|
|
#else
|
|
PyErr_WarnEx(NULL, warning, 0);
|
|
#endif
|
|
}
|
|
else if (((PyTypeObject *)result)->tp_basicsize != size) {
|
|
PyErr_Format(PyExc_ValueError,
|
|
"%s.%s has the wrong size, try recompiling",
|
|
module_name, class_name);
|
|
goto bad;
|
|
}
|
|
return (PyTypeObject *)result;
|
|
bad:
|
|
Py_XDECREF(py_module);
|
|
Py_XDECREF(result);
|
|
return 0;
|
|
}
|
|
#endif
|
|
|
|
#ifndef __PYX_HAVE_RT_ImportModule
|
|
#define __PYX_HAVE_RT_ImportModule
|
|
static PyObject *__Pyx_ImportModule(const char *name) {
|
|
PyObject *py_name = 0;
|
|
PyObject *py_module = 0;
|
|
|
|
#if PY_MAJOR_VERSION < 3
|
|
py_name = PyString_FromString(name);
|
|
#else
|
|
py_name = PyUnicode_FromString(name);
|
|
#endif
|
|
if (!py_name)
|
|
goto bad;
|
|
py_module = PyImport_Import(py_name);
|
|
Py_DECREF(py_name);
|
|
return py_module;
|
|
bad:
|
|
Py_XDECREF(py_name);
|
|
return 0;
|
|
}
|
|
#endif
|
|
|
|
#include "compile.h"
|
|
#include "frameobject.h"
|
|
#include "traceback.h"
|
|
|
|
static void __Pyx_AddTraceback(const char *funcname) {
|
|
PyObject *py_srcfile = 0;
|
|
PyObject *py_funcname = 0;
|
|
PyObject *py_globals = 0;
|
|
PyCodeObject *py_code = 0;
|
|
PyFrameObject *py_frame = 0;
|
|
|
|
#if PY_MAJOR_VERSION < 3
|
|
py_srcfile = PyString_FromString(__pyx_filename);
|
|
#else
|
|
py_srcfile = PyUnicode_FromString(__pyx_filename);
|
|
#endif
|
|
if (!py_srcfile) goto bad;
|
|
if (__pyx_clineno) {
|
|
#if PY_MAJOR_VERSION < 3
|
|
py_funcname = PyString_FromFormat( "%s (%s:%d)", funcname, __pyx_cfilenm, __pyx_clineno);
|
|
#else
|
|
py_funcname = PyUnicode_FromFormat( "%s (%s:%d)", funcname, __pyx_cfilenm, __pyx_clineno);
|
|
#endif
|
|
}
|
|
else {
|
|
#if PY_MAJOR_VERSION < 3
|
|
py_funcname = PyString_FromString(funcname);
|
|
#else
|
|
py_funcname = PyUnicode_FromString(funcname);
|
|
#endif
|
|
}
|
|
if (!py_funcname) goto bad;
|
|
py_globals = PyModule_GetDict(__pyx_m);
|
|
if (!py_globals) goto bad;
|
|
py_code = PyCode_New(
|
|
0, /*int argcount,*/
|
|
#if PY_MAJOR_VERSION >= 3
|
|
0, /*int kwonlyargcount,*/
|
|
#endif
|
|
0, /*int nlocals,*/
|
|
0, /*int stacksize,*/
|
|
0, /*int flags,*/
|
|
__pyx_empty_bytes, /*PyObject *code,*/
|
|
__pyx_empty_tuple, /*PyObject *consts,*/
|
|
__pyx_empty_tuple, /*PyObject *names,*/
|
|
__pyx_empty_tuple, /*PyObject *varnames,*/
|
|
__pyx_empty_tuple, /*PyObject *freevars,*/
|
|
__pyx_empty_tuple, /*PyObject *cellvars,*/
|
|
py_srcfile, /*PyObject *filename,*/
|
|
py_funcname, /*PyObject *name,*/
|
|
__pyx_lineno, /*int firstlineno,*/
|
|
__pyx_empty_bytes /*PyObject *lnotab*/
|
|
);
|
|
if (!py_code) goto bad;
|
|
py_frame = PyFrame_New(
|
|
PyThreadState_GET(), /*PyThreadState *tstate,*/
|
|
py_code, /*PyCodeObject *code,*/
|
|
py_globals, /*PyObject *globals,*/
|
|
0 /*PyObject *locals*/
|
|
);
|
|
if (!py_frame) goto bad;
|
|
py_frame->f_lineno = __pyx_lineno;
|
|
PyTraceBack_Here(py_frame);
|
|
bad:
|
|
Py_XDECREF(py_srcfile);
|
|
Py_XDECREF(py_funcname);
|
|
Py_XDECREF(py_code);
|
|
Py_XDECREF(py_frame);
|
|
}
|
|
|
|
static int __Pyx_InitStrings(__Pyx_StringTabEntry *t) {
|
|
while (t->p) {
|
|
#if PY_MAJOR_VERSION < 3
|
|
if (t->is_unicode) {
|
|
*t->p = PyUnicode_DecodeUTF8(t->s, t->n - 1, NULL);
|
|
} else if (t->intern) {
|
|
*t->p = PyString_InternFromString(t->s);
|
|
} else {
|
|
*t->p = PyString_FromStringAndSize(t->s, t->n - 1);
|
|
}
|
|
#else /* Python 3+ has unicode identifiers */
|
|
if (t->is_unicode | t->is_str) {
|
|
if (t->intern) {
|
|
*t->p = PyUnicode_InternFromString(t->s);
|
|
} else if (t->encoding) {
|
|
*t->p = PyUnicode_Decode(t->s, t->n - 1, t->encoding, NULL);
|
|
} else {
|
|
*t->p = PyUnicode_FromStringAndSize(t->s, t->n - 1);
|
|
}
|
|
} else {
|
|
*t->p = PyBytes_FromStringAndSize(t->s, t->n - 1);
|
|
}
|
|
#endif
|
|
if (!*t->p)
|
|
return -1;
|
|
++t;
|
|
}
|
|
return 0;
|
|
}
|
|
|
|
/* Type Conversion Functions */
|
|
|
|
static CYTHON_INLINE int __Pyx_PyObject_IsTrue(PyObject* x) {
|
|
int is_true = x == Py_True;
|
|
if (is_true | (x == Py_False) | (x == Py_None)) return is_true;
|
|
else return PyObject_IsTrue(x);
|
|
}
|
|
|
|
static CYTHON_INLINE PyObject* __Pyx_PyNumber_Int(PyObject* x) {
|
|
PyNumberMethods *m;
|
|
const char *name = NULL;
|
|
PyObject *res = NULL;
|
|
#if PY_VERSION_HEX < 0x03000000
|
|
if (PyInt_Check(x) || PyLong_Check(x))
|
|
#else
|
|
if (PyLong_Check(x))
|
|
#endif
|
|
return Py_INCREF(x), x;
|
|
m = Py_TYPE(x)->tp_as_number;
|
|
#if PY_VERSION_HEX < 0x03000000
|
|
if (m && m->nb_int) {
|
|
name = "int";
|
|
res = PyNumber_Int(x);
|
|
}
|
|
else if (m && m->nb_long) {
|
|
name = "long";
|
|
res = PyNumber_Long(x);
|
|
}
|
|
#else
|
|
if (m && m->nb_int) {
|
|
name = "int";
|
|
res = PyNumber_Long(x);
|
|
}
|
|
#endif
|
|
if (res) {
|
|
#if PY_VERSION_HEX < 0x03000000
|
|
if (!PyInt_Check(res) && !PyLong_Check(res)) {
|
|
#else
|
|
if (!PyLong_Check(res)) {
|
|
#endif
|
|
PyErr_Format(PyExc_TypeError,
|
|
"__%s__ returned non-%s (type %.200s)",
|
|
name, name, Py_TYPE(res)->tp_name);
|
|
Py_DECREF(res);
|
|
return NULL;
|
|
}
|
|
}
|
|
else if (!PyErr_Occurred()) {
|
|
PyErr_SetString(PyExc_TypeError,
|
|
"an integer is required");
|
|
}
|
|
return res;
|
|
}
|
|
|
|
static CYTHON_INLINE Py_ssize_t __Pyx_PyIndex_AsSsize_t(PyObject* b) {
|
|
Py_ssize_t ival;
|
|
PyObject* x = PyNumber_Index(b);
|
|
if (!x) return -1;
|
|
ival = PyInt_AsSsize_t(x);
|
|
Py_DECREF(x);
|
|
return ival;
|
|
}
|
|
|
|
static CYTHON_INLINE PyObject * __Pyx_PyInt_FromSize_t(size_t ival) {
|
|
#if PY_VERSION_HEX < 0x02050000
|
|
if (ival <= LONG_MAX)
|
|
return PyInt_FromLong((long)ival);
|
|
else {
|
|
unsigned char *bytes = (unsigned char *) &ival;
|
|
int one = 1; int little = (int)*(unsigned char*)&one;
|
|
return _PyLong_FromByteArray(bytes, sizeof(size_t), little, 0);
|
|
}
|
|
#else
|
|
return PyInt_FromSize_t(ival);
|
|
#endif
|
|
}
|
|
|
|
static CYTHON_INLINE size_t __Pyx_PyInt_AsSize_t(PyObject* x) {
|
|
unsigned PY_LONG_LONG val = __Pyx_PyInt_AsUnsignedLongLong(x);
|
|
if (unlikely(val == (unsigned PY_LONG_LONG)-1 && PyErr_Occurred())) {
|
|
return (size_t)-1;
|
|
} else if (unlikely(val != (unsigned PY_LONG_LONG)(size_t)val)) {
|
|
PyErr_SetString(PyExc_OverflowError,
|
|
"value too large to convert to size_t");
|
|
return (size_t)-1;
|
|
}
|
|
return (size_t)val;
|
|
}
|
|
|
|
|
|
#endif /* Py_PYTHON_H */
|