!15675 add more tensor methods

From: @yanglf1121
Reviewed-by: @liangchenghui
Signed-off-by:

mindspore/_checkparam.py

@@ -19,7 +19,8 @@ import inspect
 import math
 from enum import Enum
 from functools import reduce, wraps
-from itertools import repeat
+from itertools import repeat, zip_longest
+from collections import deque
 from collections.abc import Iterable
 import numpy as np
 from mindspore import log as logger
@@ -683,13 +684,13 @@ class Validator:
     def check_swapaxes_axis(axes, ndim):
         """Check all the axes argument for tensor.swapaxes"""
         if isinstance(axes, int):
-            check_axis_in_range(axes, ndim)
+            Validator.check_axis_in_range(axes, ndim)
             return axes % ndim
         if isinstance(axes, (tuple, list)):
             for axis in axes:
                 if not isinstance(axis, int):
                     raise TypeError(f"axis argument should be integer, but got {type(axis)}.")
-                check_axis_in_range(axis, ndim)
+                Validator.check_axis_in_range(axis, ndim)
             axes = tuple(map(lambda x: x % ndim, axes))
             return axes
         raise TypeError(f"axes should be integer, list or tuple for check, but got {type(axes)}.")
@@ -742,6 +743,95 @@ class Validator:
             raise ValueError(f'axis {axis} is out of bounds for array of dimension {ndim}')
         return axis % ndim
 
+    @staticmethod
+    def check_axis_valid(axes, ndim):
+        """
+        Checks axes are valid given ndim, and returns axes that can be passed
+        to the built-in operator (non-negative, int or tuple)
+        """
+        if axes is None:
+            axes = tuple(range(ndim))
+            return axes
+        if isinstance(axes, (tuple, list)):
+            for axis in axes:
+                Validator.check_axis_in_range(axis, ndim)
+            axes = tuple(map(lambda x: x % ndim, axes))
+            if any(axes.count(el) > 1 for el in axes):
+                raise ValueError('duplicate value in "axis"')
+            return axes
+        Validator.check_axis_in_range(axes, ndim)
+        return (axes % ndim,)
+
+    @staticmethod
+    def max_(*args):
+        return max(*args)
+
+    @staticmethod
+    def min_(*args):
+        return min(*args)
+
+    @staticmethod
+    def expanded_shape(ndim, axis_size, axis):
+        """
+        Returns a shape with size = 1 for all dimensions
+        except at axis.
+        """
+        return tuple(axis_size if i == axis else 1 for i in range(ndim))
+
+    @staticmethod
+    def tuple_slice(tup, start, end):
+        """get sliced tuple from start and end."""
+        return tup[start:end]
+
+    @staticmethod
+    def infer_out_shape(*shapes):
+        """
+        Returns shape of output after broadcasting. Raises ValueError if shapes cannot be broadcast.
+        """
+        shape_out = deque()
+        reversed_shapes = map(reversed, shapes)
+        for items in zip_longest(*reversed_shapes, fillvalue=1):
+            max_size = 0 if 0 in items else max(items)
+            if any(item not in (1, max_size) for item in items):
+                raise ValueError(f'operands could not be broadcast together with shapes {*shapes,}')
+            shape_out.appendleft(max_size)
+        return tuple(shape_out)
+
+    @staticmethod
+    def get_log2_size(size):
+        return math.ceil(math.log2(size))
+
+    @staticmethod
+    def check_axis_type(axis, type_int=True, type_tuple=True, type_list=True):
+        """Check axis argument type."""
+        if type_int and isinstance(axis, int):
+            return True
+        if (type_tuple and isinstance(axis, tuple)) or (type_list and isinstance(axis, list)):
+            for ax in axis:
+                if not isinstance(ax, int):
+                    raise TypeError(f"Each axis should be integer, but got {type(ax)} in {axis}.")
+            return True
+
+        type_str = ""
+        if type_int: type_str += "int, "
+        if type_tuple: type_str += "tuple, "
+        if type_list: type_str += "list, "
+        raise TypeError(f"Axis should be {type_str}but got {type(axis)}.")
+
+    @staticmethod
+    def check_and_canonicalize_axes(axes, ndim):
+        """Check whether the types and values of input axes are valid."""
+        axes = axes if isinstance(axes, tuple) else (axes,)
+        new_axes = ()
+        for ax in axes:
+            if not isinstance(ax, int):
+                raise TypeError((f"Each axis should be integer, but got {type(ax)} in {axes}."))
+            if not -ndim <= ax < ndim:
+                raise ValueError(f'axis {ax} is out of bounds for array of dimension {ndim}')
+            ax = ax if ax >= 0 else ax + ndim
+            new_axes += (ax,)
+        return new_axes
+
 
 def check_input_format(input_param):
     """Judge input format."""
@@ -770,13 +860,6 @@ def _expand_tuple(n_dimensions):
     return convert
 
 
-def check_axis_in_range(axis, ndim):
-    """Checks axes are with the bounds of ndim"""
-    if -ndim <= axis < ndim:
-        return True
-    raise ValueError(f'axis {axis} is out of bounds for tensor of dimension {ndim}')
-
-
 def _check_data_type_valid(data, valid_type):
     """Check data type valid."""
     if valid_type is None:

mindspore/ccsrc/pipeline/jit/resource.cc

@@ -175,7 +175,8 @@ BuiltInTypeMap &GetMethodMap() {
                                          {"__setitem__", prim::kPrimArraySetItem},        // P.array_setitem,
                                          {"__ms_iter__", std::string("array_iter")},      // C.array_iter
                                          {"__ms_to_array__", prim::kPrimIdentity},        // P.identity,
-                                         {"item", prim::kPrimArrayToScalar},              // P.array_to_scalar,
+                                         {"item", std::string("item")},                   // P.item,
+                                         {"itemset", std::string("itemset")},             // P.itemset,
                                          {"transpose", std::string("transpose")},         // P.transpose
                                          {"flatten", std::string("flatten")},             // P.reshape(,-1)
                                          {"reshape", std::string("reshape")},             // P.reshape()
@@ -183,9 +184,26 @@ BuiltInTypeMap &GetMethodMap() {
                                          {"swapaxes", std::string("swapaxes")},           // P.transpose()
                                          {"squeeze", std::string("squeeze")},             // P.squeeze()
                                          {"astype", std::string("astype")},               // P.cast()
-                                         {"__bool__", std::string("tensor_bool")},        // C.tensor_bool
-                                         {"argmax", std::string("argmax")},               // P.Argmax()
-                                         {"argmin", std::string("argmin")},               // P.Argmax()
+                                         {"cumsum", std::string("cumsum")},               // P.cumsum()
+                                         {"copy", std::string("copy")},                   // copy()
+                                         {"max", std::string("max")},                     // P.reduce_max()
+                                         {"min", std::string("min")},                     // P.reduce_min()
+                                         {"fill", std::string("fill")},                   // P.fill()
+                                         {"ptp", std::string("ptp")},               // P.reduce_max() - P.reduce_min()
+                                         {"clip", std::string("clip")},             // P.maximum(P.minimum)
+                                         {"__bool__", std::string("tensor_bool")},  // C.tensor_bool
+                                         {"argmax", std::string("argmax")},         // P.Argmax()
+                                         {"argmin", std::string("argmin")},         // P.Argmax()
+                                         {"resize", std::string("resize")},         // P.Reshape()
+                                         {"choose", std::string("choose")},         // P.Select()
+                                         {"diagonal", std::string("diagonal")},     // P.Eye()
+                                         {"searchsorted", std::string("searchsorted")},  // P.Select()
+                                         {"take", std::string("take")},                  // P.GatherNd()
+                                         {"trace", std::string("trace")},                // P.Eye()
+                                         {"var", std::string("var")},                    // P.ReduceSum
+                                         {"std", std::string("std")},                    // P.ReduceSum
+                                         {"sum", std::string("sum")},                    // P.ReduceSum
+                                         {"repeat", std::string("repeat")},              // C.repeat_elements
                                        }},
                                       {kObjectTypeRowTensorType,
                                        {

mindspore/common/tensor.py

@@ -331,6 +331,16 @@ class Tensor(Tensor_):
         """Convert numpy array to Tensor without copy data."""
         return Tensor(Tensor_.from_numpy(array))
 
+    def item(self, index=None):
+        """Getitem from the Tensor with the index."""
+        output = tensor_operator_registry.get('item')(self, index)
+        return output
+
+    def itemset(self, *args):
+        """Setitem from the Tensor with the index."""
+        output = tensor_operator_registry.get('itemset')(self, *args)
+        return output
+
     def asnumpy(self):
         """Convert tensor to numpy array."""
         self.init_check()
@@ -751,6 +761,317 @@ class Tensor(Tensor_):
         # P.Argmin is currently not supported
         return tensor_operator_registry.get('argmax')(axis)(tensor_operator_registry.get('__neg__')(a))
 
+    def cumsum(self, axis=None, dtype=None):
+        """
+        Returns the cumulative sum of the elements along a given axis.
+
+        Note:
+            If ``self.dtype`` is :class:`int8`, :class:`int16` or :class:`bool`, the result
+            `dtype` will be elevated to :class:`int32`.
+
+        Args:
+            self (Tensor): Input tensor.
+            axis (int, optional): Axis along which the cumulative sum is computed. The
+                default (None) is to compute the cumsum over the flattened array.
+            dtype (:class:`mindspore.dtype`, optional): If not specified, stay the same as original,
+                tensor, unless it has an integer dtype with a precision less than :class:`float32`.
+                In that case, :class:`float32` is used.
+
+        Returns:
+            Tensor.
+
+        Supported Platforms:
+        ``Ascend`` ``GPU`` ``CPU``
+
+        Examples:
+            >>> import numpy as np
+            >>> from mindspore import Tensor
+            >>> a = Tensor(np.ones((3,3)).astype("float32"))
+            >>> output = a.cumsum(0)
+            >>> print(output)
+            [[1. 1. 1.]
+            [2. 2. 2.]
+            [3. 3. 3.]]
+        """
+        x = self
+        original_dtype = x.dtype
+        # If original tensor is int, and has precision less then int32, convert to int32
+        if mstype.issubclass_(x.dtype, mstype.int_) and x.itemsize < 4:
+            x = x.astype(mstype.int32)
+        if axis is None:
+            x = x.ravel()
+            axis = 0
+        validator.check_axis_in_range(axis, x.ndim)
+        if dtype is not None and original_dtype != dtype:
+            return tensor_operator_registry.get('cumsum')()(x, axis).astype(dtype, copy=False)
+        return tensor_operator_registry.get('cumsum')()(x, axis)
+
+    def copy(self):
+        """
+        Returns a copy of the tensor.
+
+        Note:
+            The current implementation does not support `order` argument.
+
+        Args:
+            self (Tensor): Input tensor.
+
+        Returns:
+            Copied tensor.
+
+        Supported Platforms:
+            ``Ascend`` ``GPU`` ``CPU``
+
+        Examples:
+            >>> import numpy as np
+            >>> from mindspore import Tensor
+            >>> a = Tensor(np.ones((3,3)).astype("float32"))
+            >>> output = a.copy()
+            >>> print(output)
+            [[1. 1. 1.]
+            [1. 1. 1.]
+            [1. 1. 1.]]
+        """
+        if self.size == 0:
+            return self
+        origin_dtype = self.dtype
+        x = self
+        logical_not_op = tensor_operator_registry.get('logical_not')()
+        if origin_dtype == mstype.bool_:
+            return logical_not_op(logical_not_op(x))
+        if origin_dtype != mstype.float64:
+            x = x.astype("float32")
+        x = x / 1.0
+        x = x.astype(origin_dtype)
+        return x
+
+    def max(self, axis=None, keepdims=False, initial=None, where=True):
+        """
+        Returns the maximum of a tensor or maximum along an axis.
+
+        Args:
+            self (Tensor): Input Tensor.
+            axis (None or int or tuple of ints, optional): defaults to None. Axis or
+                axes along which to operate. By default, flattened input is used. If
+                this is a tuple of ints, the maximum is selected over multiple axes,
+                instead of a single axis or all the axes as before.
+            keepdims (boolean, optional): defaults to False.
+                If this is set to True, the axes which are reduced are left in the
+                result as dimensions with size one. With this option, the result will
+                broadcast correctly against the input array.
+            initial (scalar, optional):
+                The minimum value of an output element. Must be present to allow
+                computation on empty slice.
+            where (boolean Tensor, optional): defaults to True.
+                A boolean array which is broadcasted to match the dimensions of array,
+                and selects elements to include in the reduction. If non-default value
+                is passed, initial must also be provided.
+
+        Returns:
+            Tensor or scalar, maximum of input tensor. If `axis` is None, the result is a scalar
+            value. If `axis` is given, the result is an array of dimension ``self.ndim - 1``.
+
+        Raises:
+            TypeError: if the input is not a tensor.
+
+        Supported Platforms:
+            ``Ascend`` ``GPU`` ``CPU``
+
+        Examples:
+            >>> import numpy as np
+            >>> from mindspore import Tensor
+            >>> import mindspore.numpy as np
+            >>> a = Tensor(np.arange(4).reshape((2,2)).astype('float32'))
+            >>> output = a.max()
+            >>> print(output)
+            3.0
+        """
+        reduce_ = tensor_operator_registry.get("reduce")
+        reduce_max = tensor_operator_registry.get("reduce_max")
+        maximum = tensor_operator_registry.get("maximum")
+        return reduce_(self, reduce_max(keepdims), cmp_fn=maximum(), axis=axis, keepdims=keepdims,
+                       initial=initial, where=where)
+
+    def min(self, axis=None, keepdims=False, initial=None, where=True):
+        """
+        Returns the minimum of a tensor or minimum along an axis.
+
+        Args:
+            self (Tensor): Input data.
+            axis (None or int or tuple of ints, optional): defaults to None. Axis or
+                axes along which to operate. By default, flattened input is used. If
+                this is a tuple of ints, the minimum is selected over multiple axes,
+                instead of a single axis or all the axes as before.
+            keepdims (boolean, optional): defaults to False.
+                If this is set to True, the axes which are reduced are left in the
+                result as dimensions with size one. With this option, the result will
+                broadcast correctly against the input array.
+            initial (scalar, optional):
+                The maximum value of an output element. Must be present to allow
+                computation on empty slice.
+            where (boolean Tensor, optional): defaults to True.
+                A boolean array which is broadcasted to match the dimensions of array,
+                and selects elements to include in the reduction. If non-default value
+                is passed, initial must also be provided.
+
+        Returns:
+            Tensor or scalar, minimum of input tensor. If axis is None, the result is a scalar
+            value. If `axis` is given, the result is an array of dimension ``self.ndim - 1``.
+
+        Raises:
+            TypeError: if the input is not a tensor.
+
+        Supported Platforms:
+            ``Ascend`` ``GPU`` ``CPU``
+
+        Examples:
+            >>> import numpy as np
+            >>> from mindspore import Tensor
+            >>> import mindspore.numpy as np
+            >>> a = Tensor(np.arange(4).reshape((2,2)).astype('float32'))
+            >>> output = a.min()
+            >>> print(output)
+            0.0
+        """
+        reduce_ = tensor_operator_registry.get("reduce")
+        reduce_min = tensor_operator_registry.get("reduce_min")
+        minimum = tensor_operator_registry.get("minimum")
+        return reduce_(self, reduce_min(keepdims), cmp_fn=minimum(), axis=axis, keepdims=keepdims,
+                       initial=initial, where=where)
+
+    def fill(self, value):
+        """
+        Fills the array with a scalar value.
+
+        Note:
+            Unlike Numpy, tensor.fill() will always returns a new tensor, instead of
+            filling the original tensor.
+
+        Args:
+            value (Union[None, int, float, bool]): All elements of a will be assigned this value.
+
+        Returns:
+            Tensor, with the original dtype and shape as input tensor.
+
+        Raises:
+            TypeError: If input arguments have types not specified above.
+            ValueError: If `shape` has entries < 0.
+
+        Supported Platforms:
+            ``Ascend`` ``GPU`` ``CPU``
+
+        Examples:
+            >>> import numpy as np
+            >>> from mindspore import Tensor
+            >>> a = Tensor(np.arange(4).reshape((2,2)).astype('float32'))
+            >>> print(a.fill(1.0))
+            [[1. 1.]
+            [1. 1.]]
+        """
+        if value is None:
+            if self.dtype not in (mstype.float16, mstype.float32, mstype.float64):
+                raise TypeError("If None is used as value, the original Tensor's dtype must be float.")
+            value = Tensor(float('nan')).astype("float32")
+            return tensor_operator_registry.get("tile")()(value, self.shape).astype(self.dtype)
+        if not isinstance(value, (int, float, bool)):
+            raise TypeError("input value must be a scalar.")
+        return tensor_operator_registry.get("fill")(self.dtype, self.shape, value)
+
+    def ptp(self, axis=None, keepdims=False):
+        """
+        The name of the function comes from the acronym for ‘peak to peak’.
+
+        Note:
+            Numpy arguments `dtype` and `out` are not supported.
+
+        Args:
+            self (Tensor): Input tensor.
+            axis (Union[None, int, tuple(int)]): Axis or axes along which the range is computed.
+                The default is to compute the variance of the flattened array. Default: None.
+            keepdims (bool): Default is False.
+
+        Returns:
+            Tensor.
+
+        Raises:
+            TypeError: if the input is not a tensor.
+
+        Supported Platforms:
+            ``Ascend`` ``GPU`` ``CPU``
+
+        Examples:
+            >>> from mindspore import Tensor
+            >>> x = Tensor([[4.0, 9.0, 2.0, 10.0], [6.0, 9.0, 7.0, 12.0]]).astype("float32")
+            >>> print(x.ptp(axis=1))
+            [8. 6.]
+            >>> print(x.ptp(axis=0))
+            [2. 0. 5. 2.]
+        """
+        if not isinstance(keepdims, bool):
+            raise TypeError('keepdims should be boolean')
+        if axis is None:
+            axis = ()
+        else:
+            validator.check_axis_type(axis, True, True, False)
+            axis = validator.check_axis_valid(axis, self.ndim)
+
+        return self.max(axis, keepdims) - self.min(axis, keepdims)
+
+    def clip(self, xmin, xmax, dtype=None):
+        """
+        Clips (limits) the values in a Tensor.
+
+        Given an interval, values outside the interval are clipped to the interval edges.
+        For example, if an interval of :math:`[0, 1]` is specified, values smaller than 0 become 0,
+        and values larger than 1 become 1.
+
+        Note:
+            Currently, clip with `nan` is not supported.
+
+        Args:
+            self (Tensor): Tensor containing elements to clip.
+            xmin (Tensor, scalar, None): Minimum value. If None, clipping is not performed
+                on lower interval edge. Not more than one of `xmin` and `xmax` may be None.
+            xmax (Tensor, scalar, None): Maximum value. If None, clipping is not performed
+                on upper interval edge. Not more than one of `xmin` and `xmax` may be None.
+                If `xmin` or `xmax` are tensors, then the three tensors will be broadcasted
+                to match their shapes.
+            dtype (:class:`mindspore.dtype`, optional): defaults to None. Overrides the dtype of the
+                output Tensor.
+
+        Returns:
+            Tensor, a tensor with the elements of input tensor, but where values
+            < `xmin` are replaced with `xmin`, and those > `xmax` with `xmax`.
+
+        Supported Platforms:
+            ``Ascend`` ``GPU`` ``CPU``
+
+        Examples:
+            >>> from mindspore import Tensor
+            >>> x = Tensor([1, 2, 3, -4, 0, 3, 2, 0]).astype("float32")
+            >>> output = x.clip(x, 0, 2)
+            >>> print(output)
+            [1 2 2 0 0 2 2 0]
+        """
+        if xmin is None and xmax is None:
+            raise ValueError("One of max or min must be given.")
+        x = self
+        # F.maximum/minimum does not support when both operands are scalar
+        if xmin is not None:
+            xmin = Tensor(xmin).astype(x.dtype)
+            if x.ndim == 0 and xmin.ndim == 0:
+                x = tensor_operator_registry.get("maximum")()(x.reshape((1,)), xmin).squeeze()
+            else:
+                x = tensor_operator_registry.get("maximum")()(x, xmin)
+        if xmax is not None:
+            xmax = Tensor(xmax).astype(x.dtype)
+            if x.ndim == 0 and xmax.ndim == 0:
+                x = tensor_operator_registry.get("minimum")()(x.reshape((1,)), xmax).squeeze()
+            else:
+                x = tensor_operator_registry.get("minimum")()(x, xmax)
+        if dtype is not None and dtype != x.dtype:
+            return x.astype(dtype)
+        return x
 
     def init_check(self):
         if self.has_init:
@@ -821,6 +1142,583 @@ class Tensor(Tensor_):
                        " Please use init_data")
         return self.init_data(slice_index, shape, opt_shard_group)
 
+    def resize(self, *new_shape):
+        """
+        Changes shape and size of array in-place.
+
+        Note:
+            Instead of changing the size of the input array and returns nothing as in numpy,
+            this method returns a new Tensor with the input size.
+            Numpy argument `refcheck` is not supported.
+
+        Args:
+            new_shape (Union[ints, tuple of ints]): Shape of resized array.
+
+        Returns:
+            Tensor.
+
+        Supported Platforms:
+            ``Ascend`` ``GPU`` ``CPU``
+
+        Examples:
+            >>> from mindspore import numpy as np
+            >>> x = np.array([[0, 1], [2, 3]])
+            >>> x = x.resize(2, 3)
+            >>> print(x)
+            [[0 1 2]
+            [3 0 0]]
+        """
+        if not new_shape:
+            return self
+        if len(new_shape) == 1:
+            if isinstance(new_shape[0], tuple):
+                new_shape = new_shape[0]
+        flattened = self.ravel()
+        cur_size = flattened.size
+        new_size = tensor_operator_registry.get('shape_mul')(new_shape)
+        diff_size = new_size - cur_size
+        if diff_size > 0:
+            pad_val = tensor_operator_registry.get('fill')(self.dtype, (diff_size,), 0)
+            res = tensor_operator_registry.get('concatenate')(0)((flattened, pad_val))
+        else:
+            res = flattened[:new_size]
+        return res.reshape(new_shape)
+
+    def diagonal(self, offset=0, axis1=0, axis2=1):
+        """
+        Returns specified diagonals.
+
+        Args:
+            offset (int, optional): Offset of the diagonal from the main diagonal.
+                Can be positive or negative. Defaults to main diagonal.
+            axis1 (int, optional): Axis to be used as the first axis of the 2-D
+                sub-arrays from which the diagonals should be taken. Defaults to
+                first axis (0).
+            axis2 (int, optional): Axis to be used as the second axis of the 2-D
+                sub-arrays from which the diagonals should be taken. Defaults to
+                second axis.
+
+        Returns:
+            Tensor, if `a` is 2-D, then `a` 1-D array containing the diagonal.
+
+        Raises:
+            ValueError: if the input tensor has less than two dimensions.
+
+        Supported Platforms:
+            ``Ascend`` ``GPU`` ``CPU``
+
+        Examples:
+            >>> import mindspore.numpy as np
+            >>> a = np.arange(4).reshape(2,2)
+            >>> print(a)
+            [[0 1]
+            [2 3]]
+            >>> output = a.diagonal()
+            >>> print(output)
+            [0 3]
+        """
+        ndim = self.ndim
+        if ndim < 2:
+            raise ValueError('diagonal requires an array of at least two dimensions')
+        dtype = self.dtype
+
+        axes = validator.check_axis_valid((axis1, axis2), ndim)
+        perm = ()
+        for i in range(ndim):
+            if i not in axes:
+                perm += (i,)
+        perm += axes
+        a = self.transpose(perm)
+
+        shape = a.shape
+        n, m = shape[-2:]
+
+        e = tensor_operator_registry.get('eye')(n, m, dtype)
+        if offset >= m or offset <= -n:
+            e = tensor_operator_registry.get('fill')(dtype, (n, m), 0)
+        elif offset != 0:
+            e = e.astype(mstype.float32)
+            if offset > 0:
+                e_left = tensor_operator_registry.get('fill')(dtype, (n, offset), 0)
+                e_right = e[..., 0:m-offset:1]
+                e = tensor_operator_registry.get('concatenate')(1)((e_left, e_right)).astype(dtype)
+            elif offset < 0:
+                e_upper = tensor_operator_registry.get('fill')(dtype, (-offset, m), 0)
+                e_lower = e[0:n+offset:1, ...]
+                e = tensor_operator_registry.get('concatenate')(0)((e_upper, e_lower)).astype(dtype)
+        e = tensor_operator_registry.get('broadcast_to')(shape)(e)
+
+        prod = tensor_operator_registry.get('__mul__')(a, e)
+        res = tensor_operator_registry.get('reduce_sum')(prod.astype(mstype.float32), -1)
+
+        begin = ()
+        for i in range(ndim-2):
+            begin += (0,)
+        last_dim_begin = max(0, -offset)
+        begin += (last_dim_begin,)
+        size = res.shape[:-1]
+        last_dim_end = min(
+            shape[-2], max(0, shape[-1] - offset)) - last_dim_begin
+        if last_dim_end <= 0:
+            return Tensor([])
+        size += (last_dim_end,)
+        res = tensor_operator_registry.get('tensor_slice')(res, begin, size)
+        return res.astype(dtype)
+
+    def trace(self, offset=0, axis1=0, axis2=1, dtype=None):
+        """
+        Returns the sum along diagonals of the array.
+
+        Args:
+            offset (int, optional): Offset of the diagonal from the main diagonal.
+                Can be positive or negative. Defaults to main diagonal.
+            axis1 (int, optional): Axis to be used as the first axis of the 2-D
+                sub-arrays from which the diagonals should be taken. Defaults to
+                first axis (0).
+            axis2 (int, optional): Axis to be used as the second axis of the 2-D
+                sub-arrays from which the diagonals should be taken. Defaults to
+                second axis.
+            dtype (:class:`mindspore.dtype`, optional): defaults to None. Overrides the dtype of the
+                output Tensor.
+
+        Returns:
+            Tensor, sum_along_diagonals.
+
+        Raises:
+            ValueError: if the input tensor has less than two dimensions.
+
+        Supported Platforms:
+            ``Ascend`` ``GPU`` ``CPU``
+
+        Examples:
+            >>> import mindspore.numpy as np
+            >>> x = np.eye(3)
+            >>> print(x.trace())
+            3.0
+        """
+        d = self.diagonal(offset, axis1=axis1, axis2=axis2)
+        shape = d.shape
+        if dtype is None:
+            dtype = d.dtype
+        if shape[-1] == 0:
+            return tensor_operator_registry.get('fill')(dtype, shape[:-1], 0)
+        res = tensor_operator_registry.get('reduce_sum')(d.astype(mstype.float32), -1)
+        return res.astype(dtype)
+
+    def take(self, indices, axis=None, mode='clip'):
+        """
+        Takes elements from an array along an axis.
+
+        Args:
+            a (Tensor): Source array with shape `(Ni…, M, Nk…)`.
+            indices (Tensor): The indices with shape `(Nj...)` of the values to extract.
+            axis (int, optional): The axis over which to select values. By default,
+                the flattened input array is used.
+            mode (‘raise’, ‘wrap’, ‘clip’, optional):
+                - edge: Pads with the edge values of `arr`.
+                - raise: Raises an error;
+                - wrap: Wraps around;
+                - clip: Clips to the range. `clip` mode means that all indices that are
+                  too large are replaced by the index that addresses the last element
+                  along that axis. Note that this disables indexing with negative numbers.
+
+        Returns:
+            Tensor, the indexed result.
+
+        Raises:
+            ValueError: if axis is out of range.
+            TypeError: if the input is not a Tensor.
+
+        Supported Platforms:
+            ``Ascend`` ``GPU`` ``CPU``
+
+        Examples:
+            >>> import mindspore.numpy as np
+            >>> a = np.array([4, 3, 5, 7, 6, 8])
+            >>> indices = np.array([0, 1, 4])
+            >>> output = a.take(indices)
+            >>> print(output)
+            [4 3 6]
+        """
+        if mode not in ('raise', 'wrap', 'clip'):
+            raise ValueError('raise should be one of "raise", "wrap", or "clip"')
+        if axis is None:
+            a = self.ravel()
+            axis = 0
+        else:
+            a = self
+        ndim = a.ndim
+        validator.check_axis_in_range(axis, ndim)
+        axis = axis + ndim if axis < 0 else axis
+
+        shape_a = a.shape
+        shape_indices = indices.shape
+        size_indices = indices.size
+        indices = tensor_operator_registry.get('check_indices')(shape_a[axis], indices, mode)
+
+        # reshapes indices to shape (Ni..., Nj..., Nk)
+        shape_ni = shape_a[:axis]
+        shape_nk = shape_a[axis + 1:]
+        shape_out = shape_ni + shape_indices + shape_nk
+        shape_indices = tuple(size_indices if i == axis else 1 for i in range(ndim))
+        indices = indices.reshape(shape_indices)
+        shape_indices = shape_ni + (indices.size,) + shape_nk
+        indices = tensor_operator_registry.get('broadcast_to')(shape_indices)(indices)
+
+        res = tensor_operator_registry.get('gather_d')(a, axis, indices)
+        return res.reshape(shape_out)
+
+    def choose(self, choices, mode='clip'):
+        """
+        Construct an array from an index array and a list of arrays to choose from.
+
+        Args:
+            choices (Union[tuple, list, Tensor]): Choice arrays. `a` and all of the `choices` must
+                be broadcastable to the same shape. If `choices` is itself an array, then
+                its outermost dimension (i.e., the one corresponding to ``choices.shape[0]``)
+                is taken as defining the “sequence”.
+            mode (‘raise’, ‘wrap’, ‘clip’, optional): Specifies how indices outside
+                ``[0, n-1]`` will be treated:
+
+                ‘raise’ – raise an error (default);
+
+                ‘wrap’ – wrap around;
+
+                ‘clip’ – clip to the range. ‘clip’ mode means that all indices that are
+                too large are replaced by the index that addresses the last element
+                along that axis. Note that this disables indexing with negative numbers.
+
+        Returns:
+            Tensor, the merged result.
+
+        Supported Platforms:
+            ``Ascend`` ``GPU`` ``CPU``
+
+        Raises:
+            ValueError: if ``len(condlist) != len(choicelist)``.
+
+        Examples:
+            >>> import mindspore.numpy as np
+            >>> choices = [[0, 1, 2, 3], [10, 11, 12, 13],
+                [20, 21, 22, 23], [30, 31, 32, 33]]
+            >>> x = np.array([2, 3, 1, 0])
+            >>> print(x.choose(choices))
+            [20 31 12  3]
+        """
+        if isinstance(choices, Tensor):
+            shape_choice = validator.infer_out_shape(self.shape, choices.shape[1:])
+            choices = tensor_operator_registry.get('broadcast_to')((choices.shape[0],) + shape_choice)(choices)
+        else:
+            # broadcasts choices to the same shape if choices is a sequence
+            choicelist = []
+            shapes = ()
+            for choice in choices:
+                if not isinstance(choice, Tensor):
+                    choice = tensor_operator_registry.get('make_tensor')(choice)
+                shapes += (choice.shape,)
+                choicelist.append(choice)
+            shape_choice = validator.infer_out_shape(self.shape, *shapes)
+            tmp = []
+            for choice in choicelist:
+                tmp.append(tensor_operator_registry.get('broadcast_to')(shape_choice)(choice))
+            choices = tensor_operator_registry.get('stack')(0)(tmp)
+
+        if self.ndim == 0 or choices.ndim == 0:
+            raise ValueError('input cannot be scalars')
+        a = tensor_operator_registry.get('broadcast_to')(shape_choice)(self)
+        dtype = choices.dtype
+        # adjusts dtype for F.tensor_mul and F.gather_nd
+        a = a.astype(mstype.int32)
+        choices = choices.astype(mstype.int32)
+        a = tensor_operator_registry.get('check_indices')(choices.shape[0], a, mode, allow_negative_index=False)
+
+        grids = []
+        ndim = len(a.shape)
+        for i in range(ndim):
+            dim_grid = Tensor(list(range(a.shape[i])), mstype.int32)
+            dim_shape = validator.expanded_shape(ndim, a.shape[i], i)
+            dim_grid = tensor_operator_registry.get('broadcast_to')(a.shape)(dim_grid.reshape(dim_shape))
+            grids.append(dim_grid)
+        grid = tensor_operator_registry.get('stack')(-1)(grids)
+        indices = tensor_operator_registry.get('concatenate')(-1)((a.reshape(a.shape + (1,)), grid))
+        return tensor_operator_registry.get('gather_nd')(choices, indices).astype(dtype)
+
+    def searchsorted(self, v, side='left', sorter=None):
+        """
+        Finds indices where elements should be inserted to maintain order.
+
+        Args:
+            v (Union[int, float, bool, list, tuple, Tensor]): Values to insert into `a`.
+            side ('left', 'right', optional): If ‘left’, the index of the first suitable
+                location found is given. If ‘right’, return the last such index. If there is
+                no suitable index, return either 0 or N (where N is the length of `a`).
+            sorter (Union[int, float, bool, list, tuple, Tensor]): 1-D optional array of
+                integer indices that sort array `a` into ascending order. They are typically
+                the result of argsort.
+
+        Returns:
+            Tensor, array of insertion points with the same shape as `v`.
+
+        Raises:
+            ValueError: if argument for `side` or `sorter` is invalid.
+
+        Supported Platforms:
+            ``Ascend`` ``GPU`` ``CPU``
+
+        Examples:
+            >>> from mindspore import numpy as np
+            >>> x = np.array([1,2,3,4,5])
+            >>> print(x.searchsorted(3))
+            2
+        """
+        if side not in ('left', 'right'):
+            raise ValueError(f'{side} is an invalid value for keyword "side"')
+        a = self.astype(mstype.float32)
+        if not isinstance(v, Tensor):
+            v = tensor_operator_registry.get('make_tensor')(v)
+        shape = v.shape
+        if sorter is not None:
+            if sorter.ndim != 1 or sorter.size != a.size:
+                raise ValueError('sorter must be 1-D array with the same size as `a`')
+            sorter = tensor_operator_registry.get('make_tensor')(sorter)
+            sorter = sorter.reshape(sorter.shape + (1,))
+            a = tensor_operator_registry.get('gather_nd')(a, sorter)
+        less_op = tensor_operator_registry.get('__le__') if side == 'left' else tensor_operator_registry.get('__lt__')
+        i = tensor_operator_registry.get('fill')(mstype.int32, shape, 0)
+        j = tensor_operator_registry.get('fill')(mstype.int32, shape, a.size)
+
+        sort_range = tuple(range(validator.get_log2_size(
+            tensor_operator_registry.get('shape_mul')(shape) + 1)))
+        for _ in sort_range:
+            mid = (i - -j)//2
+            mask = less_op(v, tensor_operator_registry.get('gather_nd')(a, mid.reshape(mid.shape + (1,))))
+            i = tensor_operator_registry.get('select')(mask, i, mid)
+            j = tensor_operator_registry.get('select')(mask, mid, j)
+        return j
+
+    def var(self, axis=None, ddof=0, keepdims=False):
+        """
+        Compute the variance along the specified axis.
+        The variance is the average of the squared deviations from the mean, i.e.,
+        :math:`var = mean(abs(x - x.mean())**2)`.
+
+        Return the variance, which is computed for the flattened array by default,
+        otherwise over the specified axis.
+
+        Note:
+            Numpy arguments `dtype`, `out` and `where` are not supported.
+
+        Args:
+            self (Tensor): A Tensor to be calculated.
+            axis (Union[None, int, tuple(int)]): Axis or axes along which the variance is computed.
+                The default is to compute the variance of the flattened array. Default: `None`.
+            ddof (int): Means Delta Degrees of Freedom. Default: 0.
+                The divisor used in calculations is :math:`N - ddof`, where :math:`N` represents the number of elements.
+            keepdims (bool): Default: `False`.
+
+        Supported Platforms:
+            ``Ascend`` ``GPU`` ``CPU``
+
+        Returns:
+            Standard deviation tensor.
+
+        Examples:
+            >>> import mindspore.numpy as np
+            >>> input_x = np.array([1., 2., 3., 4.])
+            >>> output = input_x.var()
+            >>> print(output)
+            1.25
+        """
+        if 0 in self.shape:
+            return Tensor(float('nan'), self.dtype)
+        if not isinstance(ddof, int):
+            raise TypeError(f"integer argument expected, but got {type(ddof)}")
+        if not isinstance(keepdims, int):
+            raise TypeError(f"integer argument expected, but got {type(keepdims)}")
+
+        if axis is None:
+            axis = ()
+        else:
+            axis = validator.check_and_canonicalize_axes(axis, self.ndim)
+        x_mean = tensor_operator_registry.get('mean')(True)(self, axis)
+        x_sub = tensor_operator_registry.get('__sub__')(self, x_mean)
+        x_pow = tensor_operator_registry.get('__pow__')(x_sub, 2)
+        x_sum = tensor_operator_registry.get('sum')(bool(keepdims))(x_pow, axis)
+        nums = 1
+        if axis == ():
+            nums = self.size
+        else:
+            for ax in axis:
+                nums *= self.shape[ax]
+        return tensor_operator_registry.get('__truediv__')(x_sum, nums - ddof)
+
+    def std(self, axis=None, ddof=0, keepdims=False):
+        """
+        Compute the standard deviation along the specified axis.
+        The standard deviation is the square root of the average of the squared deviations
+        from the mean, i.e., :math:`std = sqrt(mean(abs(x - x.mean())**2))`.
+
+        Return the standard deviation, which is computed for the flattened array by default,
+        otherwise over the specified axis.
+
+        Note:
+            Numpy arguments `dtype`, `out` and `where` are not supported.
+
+        Args:
+            self (Tensor): A Tensor to be calculated.
+            axis (Union[None, int, tuple(int)]): Axis or axes along which the standard
+                deviation is computed. Default: `None`.
+
+                If `None`, compute the standard deviation of the flattened array.
+            ddof (int): Means Delta Degrees of Freedom. The divisor used in calculations is :math:`N - ddof`,
+                where :math:`N` represents the number of elements. Default: 0.
+            keepdims: Default: `False`.
+
+        Returns:
+            Standard deviation tensor.
+
+        Supported Platforms:
+            ``Ascend`` ``GPU`` ``CPU``
+
+        Examples:
+            >>> import mindspore.numpy as np
+            >>> input_x = np.array([1., 2., 3., 4.])
+            >>> output = input_x.std()
+            >>> print(output)
+            1.118034
+        """
+        x_var = self.var(axis, ddof, keepdims)
+        return tensor_operator_registry.get('__pow__')(x_var, 0.5)
+
+    def sum(self, axis=None, dtype=None, keepdims=False, initial=None):
+        """
+        Return sum of array elements over a given axis.
+
+        Note:
+            Numpy arguments `out`, `where`, `casting`, `order`, `subok`, `signature`, and
+            `extobj` are not supported.
+
+        Args:
+            self (Union[int, float, bool, list, tuple, Tensor]): Elements to sum.
+            axis (Union[None, int, tuple(int)]): Axis or axes along which a sum is performed. Default: None.
+                If None, sum all of the elements of the input array.
+                If axis is negative it counts from the last to the first axis.
+                If axis is a tuple of ints, a sum is performed on all of the axes specified in the tuple
+                instead of a single axis or all the axes as before.
+            dtype (:class:`mindspore.dtype`, optional): defaults to None. Overrides the dtype of the
+                output Tensor.
+            keepdims (bool): If this is set to True, the axes which are reduced are left in the result as
+                dimensions with size one. With this option, the result will broadcast correctly against the input array.
+                If the default value is passed, then keepdims will not be passed through to the sum method of
+                sub-classes of ndarray, however any non-default value will be. If the sub-class’ method does not
+                implement keepdims any exceptions will be raised.
+            initial (scalar): Starting value for the sum.
+
+        Returns:
+            Tensor. A tensor with the same shape as input, with the specified axis removed.
+            If input tensor is a 0-d array, or if axis is None, a scalar is returned.
+
+        Raises:
+            TypeError: If input is not array_like or `axis` is not int or tuple of ints or
+                `keepdims` is not integer or `initial` is not scalar.
+            ValueError: If any axis is out of range or duplicate axes exist.
+
+        Supported Platforms:
+            ``Ascend`` ``GPU`` ``CPU``
+
+        Examples:
+            >>> import mindspore.numpy as np
+            >>> input_x = np.array([-1, 0, 1]).astype('int32')
+            >>> print(input_x.sum())
+            0
+            >>> input_x = np.arange(10).reshape(2, 5).astype('float32')
+            >>> print(input_x.sum(axis=1))
+            [10. 35.]
+        """
+        dtype = self.dtype if dtype is None else dtype
+        if not isinstance(keepdims, int):
+            raise TypeError(f"integer argument expected, but got {type(keepdims)}")
+        if initial is not None and not isinstance(initial, (int, float, bool)):
+            raise TypeError("initial argument should be a scalar.")
+        if axis is None:
+            axis = ()
+        else:
+            axis = validator.check_and_canonicalize_axes(axis, self.ndim)
+
+        input_x = self.astype(mstype.int32) if self.dtype == mstype.bool_ else self
+        if 0 in self.shape:
+            input_x = Tensor([0], self.dtype)
+        res = tensor_operator_registry.get('sum')(bool(keepdims))(input_x, axis)
+        if initial is not None:
+            res += initial
+        return res.astype(dtype)
+
+    def repeat(self, repeats, axis=None):
+        """
+        Repeat elements of an array.
+
+        Args:
+            self (Tensor): Input tensor.
+            repeats (Union[int, tuple, list]): The number of repetitions for each element.
+                `repeats` is broadcasted to fit the shape of the given axis.
+            axis (int, optional): The axis along which to repeat values. By default,
+                use the flattened input tensor, and return a flat output tensor.
+
+        Returns:
+            Tensor, has the same shape as input tensor except along the given axis.
+
+        Raises:
+            ValueError: if axis is out of range.
+            TypeError: if input is not a Tensor.
+
+        Supported Platforms:
+            ``Ascend`` ``GPU`` ``CPU``
+
+        Examples:
+            >>> import mindspore.numpy as np
+            >>> x = np.array(3)
+            >>> print(x.repeat(4))
+            [3 3 3 3]
+            >>> x = np.array([[1,2],[3,4]])
+            >>> print(x.repeat(2))
+            [1 1 2 2 3 3 4 4]
+            >>> print(x.repeat(3, axis=1))
+            [[1 1 1 2 2 2]
+            [3 3 3 4 4 4]]
+            >>> print(x.repeat([1,2], axis=0))
+            [[1 2]
+            [3 4]
+            [3 4]]
+        """
+        if not isinstance(repeats, (tuple, list)):
+            repeats = (repeats,)
+        for element in repeats:
+            if not isinstance(element, int):
+                raise TypeError(f"Each element in {repeats} should be integer, but got {type(element)}.")
+        input_x = self
+        if axis is None:
+            input_x = self.ravel()
+            axis = 0
+        if axis is not None and not isinstance(axis, int):
+            raise TypeError(f'axes should be integers, not {type(axis)}')
+        validator.check_axis_in_range(axis, input_x.ndim)
+        axis = axis + input_x.ndim if axis < 0 else axis
+
+        if len(repeats) == 1:
+            repeats = repeats[0]
+            if repeats == 0:
+                return Tensor_(input_x.dtype, (0,))
+            return tensor_operator_registry.get('repeat_elements')(input_x, repeats, axis)
+        size = input_x.shape[axis]
+        if len(repeats) != size:
+            raise ValueError('operands could not be broadcast together')
+        subs = tensor_operator_registry.get('split')(axis, size)(input_x)
+        repeated_subs = []
+        for sub, rep in zip(subs, repeats):
+            if rep != 0:
+                repeated_subs.append(tensor_operator_registry.get('repeat_elements')(sub, rep, axis))
+        return tensor_operator_registry.get('concatenate')(axis)(repeated_subs)
+
 
 class RowTensor:
     """

mindspore/numpy/array_creations.py

@@ -28,14 +28,14 @@ from ..nn.layer.basic import triu as nn_triu
 from .._c_expression import Tensor as Tensor_
 
 from .utils import _check_input_for_asarray, _deep_list, _deep_tensor_to_nparray, \
-    _broadcast_to_shape, _check_input_tensor, _convert_64_to_32, _get_dtype_from_scalar, \
+    _check_input_tensor, _convert_64_to_32, _get_dtype_from_scalar, \
     _expand, _to_tensor, _slice_along_axis, _callable
-from .utils_const import _raise_value_error, _empty, _check_axis_valid, _max, _min, \
+from .utils_const import _raise_value_error, _empty, _max, _min, \
     _check_same_type, _is_shape_empty, _check_shape, _check_dtype, _tile_size, _abs, \
     _raise_type_error, _expanded_shape, _check_is_float, _iota, _type_convert, \
     _canonicalize_axis, _list_comprehensions, _ceil, _tuple_slice, _raise_unimplemented_error, \
     _tuple_setitem
-from .array_ops import transpose, ravel, concatenate, broadcast_arrays, reshape, broadcast_to, flip, \
+from .array_ops import ravel, concatenate, broadcast_arrays, reshape, broadcast_to, flip, \
     apply_along_axis, where
 from .dtypes import nan, pi
 
@@ -254,20 +254,8 @@ def copy_(a):
         [[1. 1.]
          [1. 1.]]
     """
-    if not isinstance(a, Tensor):
-        a = asarray_const(a)
-    if a.size == 0:
-        return a
-    # The current implementation registers a new memory location for copied tensor by
-    # doing some reduandent operations.
-    origin_dtype = a.dtype
-    if origin_dtype == mstype.bool_:
-        return F.logical_not(F.logical_not(a))
-    if origin_dtype != mstype.float64:
-        a = a.astype("float32")
-    a = a / ones_like(a)
-    a = a.astype(origin_dtype)
-    return a
+    a = asarray(a)
+    return a.copy()
 
 
 def ones(shape, dtype=mstype.float32):
@@ -1136,51 +1124,7 @@ def diagonal(a, offset=0, axis1=0, axis2=1):
         [[0 6]
         [1 7]]
     """
-    ndim = F.rank(a)
-    if ndim < 2:
-        return _raise_value_error('diagonal requires an array of at least two dimensions')
-    dtype = F.dtype(a)
-
-    if _is_shape_empty(F.shape(a)):
-        return _empty(dtype, (0,))
-
-    cast_type = dtype
-    if not _check_is_float(dtype):
-        # reduce_sum only supports float types
-        cast_type = mstype.float32
-        a = F.cast(a, cast_type)
-
-    axes = _check_axis_valid((axis1, axis2), ndim)
-    perm = ()
-    for i in range(ndim):
-        if i not in axes:
-            perm += (i,)
-    perm += axes
-    a = transpose(a, perm)
-
-    shape = F.shape(a)
-    n, m = shape[-2:]
-    e = eye(n, m, offset, cast_type)
-    e = _broadcast_to_shape(e, F.shape(a))
-
-    prod = F.tensor_mul(a, e)
-    res = F.reduce_sum(prod, -1)
-
-    begin = ()
-    for i in range(ndim-2):
-        begin += (0,)
-    last_dim_begin = _max(0, -offset)
-    begin += (last_dim_begin,)
-    size = F.shape(res)[:-1]
-    last_dim_end = _min(
-        shape[-2], _max(0, shape[-1] - offset)) - last_dim_begin
-    if last_dim_end <= 0:
-        return _empty(dtype, size + (0,))
-    size += (last_dim_end,)
-    res = F.tensor_slice(res, begin, size)
-    if not _check_same_type(cast_type, dtype):
-        res = F.cast(res, dtype)
-    return res
+    return a.diagonal(offset=offset, axis1=axis1, axis2=axis2)
 
 
 def trace(a, offset=0, axis1=0, axis2=1, dtype=None):
@@ -1236,22 +1180,7 @@ def trace(a, offset=0, axis1=0, axis2=1, dtype=None):
         >>> print(output)
         (2, 3)
     """
-    d = diagonal(a, offset, axis1=axis1, axis2=axis2)
-    shape = F.shape(d)
-    if dtype is None:
-        dtype = F.dtype(d)
-    if shape[-1] == 0:
-        return _empty(dtype, shape[:-1])
-
-    cast_type = dtype
-    if not _check_is_float(dtype):
-        # reduce sum only supports float types
-        cast_type = mstype.float32
-        d = F.cast(d, cast_type)
-    res = F.reduce_sum(d, -1)
-    if not _check_same_type(cast_type, dtype):
-        res = F.cast(res, dtype)
-    return res
+    return a.trace(offset=offset, axis1=axis1, axis2=axis2, dtype=dtype)
 
 
 def _index(i, size, Cartesian=True):

mindspore/numpy/array_ops.py

@@ -19,7 +19,6 @@ from ..common import dtype as mstype
 from ..common import Tensor
 from ..ops import operations as P
 from ..ops import functional as F
-from ..ops import composite as C
 from ..ops.primitive import constexpr
 from ..nn import Cell
 
@@ -1885,30 +1884,7 @@ def take(a, indices, axis=None, mode='clip'):
         [5 7]]
     """
     _check_input_tensor(a, indices)
-    if mode not in ('raise', 'wrap', 'clip'):
-        _raise_value_error('raise should be one of "raise", "wrap", or "clip"')
-    if axis is None:
-        a = ravel(a)
-        axis = 0
-    ndim = F.rank(a)
-    axis = _check_axis_in_range(axis, ndim)
-
-    shape_a = F.shape(a)
-    shape_indices = F.shape(indices)
-    size_indices = indices.size
-    indices = _check_indices(shape_a[axis], indices, mode)
-
-    # reshapes indices to shape (Ni..., Nj..., Nk)
-    shape_ni = _tuple_slice(shape_a, None, axis)
-    shape_nk = _tuple_slice(shape_a, axis + 1, None)
-    shape_out = shape_ni + shape_indices + shape_nk
-    shape_indices = _expanded_shape(ndim, size_indices, axis)
-    indices = F.reshape(indices, shape_indices)
-    shape_indices = shape_ni + (indices.size,) + shape_nk
-    indices = _broadcast_to_shape(indices, shape_indices)
-
-    res = F.gather_d(a, axis, indices)
-    return F.reshape(res, shape_out)
+    return a.take(indices, axis=axis, mode=mode)
 
 
 def repeat(a, repeats, axis=None):
@@ -1952,30 +1928,8 @@ def repeat(a, repeats, axis=None):
         [3 4]
         [3 4]]
     """
-    _check_input_tensor(a)
-    if not isinstance(repeats, (tuple, list)):
-        repeats = (repeats,)
-    _check_element_int(repeats)
-    if axis is None:
-        a = ravel(a)
-        axis = 0
-    ndim = F.rank(a)
-    axis = _check_axis_in_range(axis, ndim)
-    if len(repeats) == 1:
-        repeats = repeats[0]
-        if repeats == 0:
-            return _empty(F.dtype(a), (0,))
-        return C.repeat_elements(a, repeats, axis)
-    shape = F.shape(a)
-    dims = shape[axis]
-    if len(repeats) != dims:
-        _raise_value_error('operands could not be broadcast together')
-    subs = split(a, dims, axis)
-    repeated_subs = []
-    for sub, rep in zip(subs, repeats):
-        if rep != 0:
-            repeated_subs.append(C.repeat_elements(sub, rep, axis))
-    return concatenate(repeated_subs, axis)
+    a = _to_tensor(a)
+    return a.repeat(repeats, axis)
 
 
 def rot90(a, k=1, axes=(0, 1)):
@@ -2072,12 +2026,12 @@ def select(condlist, choicelist, default=0):
         `choicelist` where the `m-th` element of the corresponding array in `condlist`
         is `True`.
 
-    Supported Platforms:
-        ``Ascend`` ``GPU`` ``CPU``
-
     Raises:
         ValueError: if ``len(condlist) != len(choicelist)``.
 
+    Supported Platforms:
+        ``Ascend`` ``GPU`` ``CPU``
+
     Examples:
         >>> import mindspore.numpy as np
         >>> condlist = [[True, True, True, False, False], \
@@ -2186,12 +2140,12 @@ def choose(a, choices, mode='clip'):
     Returns:
         Tensor, the merged result.
 
-    Supported Platforms:
-        ``Ascend`` ``GPU`` ``CPU``
-
     Raises:
         ValueError: if ``len(condlist) != len(choicelist)``.
 
+    Supported Platforms:
+        ``Ascend`` ``GPU`` ``CPU``
+
     Examples:
         >>> import mindspore.numpy as np
         >>> choices = [[0, 1, 2, 3], [10, 11, 12, 13],

mindspore/numpy/math_ops.py

@@ -41,8 +41,8 @@ from .utils_const import _infer_out_shape, _check_axis_valid, _get_device, \
     _check_dtype, _list_comprehensions, _tuple_setitem, _add_unit_axes, _seq_prod, \
     _make_tensor, _promote_for_trigonometric, _raise_runtime_error, _max, _type_convert, \
     _raise_unimplemented_error, _abs, _in
-from .utils import _expand, _broadcast_to, _broadcast_to_shape, _get_size, \
-    _check_input_tensor, _to_tensor, _isnan, _convert_bool_to_int, _to_tensor_origin_dtype
+from .utils import _expand, _broadcast_to, _broadcast_to_shape, _check_input_tensor, \
+    _to_tensor, _isnan, _to_tensor_origin_dtype
 
 
 ZERO_TENSOR = asarray_const(0)
@@ -869,7 +869,7 @@ def std(x, axis=None, ddof=0, keepdims=False):
     otherwise over the specified axis.
 
     Note:
-        Numpy arguments `dtype` and `out` are not supported.
+        Numpy arguments `dtype`, `out` and `where` are not supported.
 
     Args:
         x (Tensor): A Tensor to be calculated.
@@ -894,34 +894,8 @@ def std(x, axis=None, ddof=0, keepdims=False):
         >>> print(output)
         1.118034
     """
-    if _is_shape_empty(x.shape):
-        return full((), nan, F.dtype(x))
-
-    if not isinstance(ddof, int):
-        _raise_type_error("integer argument expected, but got ", ddof)
-    if not isinstance(keepdims, int):
-        _raise_type_error("integer argument expected, but got ", keepdims)
-    if axis is None:
-        axis = ()
-    else:
-        _check_axis_type(axis, True, True, False)
-        axis = _canonicalize_axis(axis, x.ndim)
-
-    x_mean = _mean_keepdims(x, axis)
-    x_sub = F.tensor_sub(x, x_mean)
-    x_pow = F.tensor_pow(x_sub, 2)
-    if keepdims:
-        x_sum = _reduce_sum_keepdims(x_pow, axis)
-    else:
-        x_sum = _reduce_sum_default(x_pow, axis)
-
-    if isinstance(axis, int):
-        nums = x.shape[axis]
-    else:
-        nums = _get_size(x, axis)
-
-    x_std = F.tensor_pow(F.tensor_div(x_sum, nums - ddof), 0.5)
-    return x_std
+    x = _to_tensor(x)
+    return x.std(axis, ddof, keepdims)
 
 
 def var(x, axis=None, ddof=0, keepdims=False):
@@ -934,7 +908,7 @@ def var(x, axis=None, ddof=0, keepdims=False):
     otherwise over the specified axis.
 
     Note:
-        Numpy arguments `dtype` and `out` are not supported.
+        Numpy arguments `dtype`, `out` and `where` are not supported.
 
     Args:
         x (Tensor): A Tensor to be calculated.
@@ -957,11 +931,8 @@ def var(x, axis=None, ddof=0, keepdims=False):
         >>> print(output)
         1.25
     """
-    if _is_shape_empty(x.shape):
-        return full((), nan, F.dtype(x))
-
-    x_std = std(x, axis, ddof, keepdims)
-    return F.tensor_pow(x_std, 2)
+    x = _to_tensor(x)
+    return x.var(axis, ddof, keepdims)
 
 
 def ptp(x, axis=None, keepdims=False):
@@ -996,21 +967,7 @@ def ptp(x, axis=None, keepdims=False):
         [2. 0. 5. 2.]
     """
     _check_input_tensor(x)
-    if not isinstance(keepdims, bool):
-        _raise_type_error('keepdims should be boolean')
-    if axis is None:
-        axis = ()
-    else:
-        _check_axis_type(axis, True, True, False)
-        axis = _check_axis_valid(axis, x.ndim)
-
-    if keepdims:
-        x_min = _reduce_min_keepdims(x, axis)
-        x_max = _reduce_max_keepdims(x, axis)
-    else:
-        x_min = _reduce_min_default(x, axis)
-        x_max = _reduce_max_default(x, axis)
-    return F.tensor_sub(x_max, x_min)
+    return x.ptp(axis, keepdims)
 
 
 def average(x, axis=None, weights=None, returned=False):
@@ -1445,8 +1402,7 @@ def amax(a, axis=None, keepdims=False, initial=None, where=True):
         >>> print(output)
         [-1.  3.]
     """
-    return _reduce(a, P.ReduceMax(keepdims), cmp_fn=F.maximum, axis=axis, keepdims=keepdims,
-                   initial=initial, where=where)
+    return a.max(axis, keepdims, initial, where)
 
 
 def amin(a, axis=None, keepdims=False, initial=None, where=True):
@@ -1501,8 +1457,7 @@ def amin(a, axis=None, keepdims=False, initial=None, where=True):
         >>> print(output)
         [10.  1.]
     """
-    return _reduce(a, P.ReduceMin(keepdims), cmp_fn=F.minimum, axis=axis, keepdims=keepdims,
-                   initial=initial, where=where)
+    return a.min(axis, keepdims, initial, where)
 
 
 def hypot(x1, x2, dtype=None):
@@ -2278,6 +2233,8 @@ def _handle_inputs(cov_input, rowvar):
         _raise_value_error("input array has dimension more than 2.")
     cov_input = cov_input.astype("float32")
     cov_input = _expand(cov_input, 2)
+    if not isinstance(rowvar, bool):
+        _raise_type_error("input rowvar should be boolean.")
     if not rowvar and cov_input.shape[0] != 1:
         cov_input = cov_input.T
     return cov_input
@@ -2467,6 +2424,7 @@ def _reduce(a, reduce_fn, cmp_fn=None, axis=None, keepdims=False, initial=None,
     if initial is not None:
         initial = full(shape, initial, dtype)
         a = cmp_fn(a, initial)
+
     if isinstance(where, Tensor):
         if initial is None:
             return _raise_value_error('initial value must be provided for where masks')
@@ -3133,20 +3091,7 @@ def cumsum(a, axis=None, dtype=None):
          [3. 3. 3.]]
     """
     _check_input_tensor(a)
-    original_dtype = F.dtype(a)
-    # If original tensor is int, and has precision less then int32, convert to int32
-    if _check_same_type(original_dtype, mstype.bool_) or \
-       _check_same_type(original_dtype, mstype.int8) or \
-       _check_same_type(original_dtype, mstype.int16):
-        original_dtype = mstype.int32
-    a = a.astype(mstype.float32)
-    if axis is None:
-        a = a.ravel()
-        axis = 0
-    _check_axis_in_range(axis, a.ndim)
-    if dtype is not None and not _check_same_type(original_dtype, dtype):
-        return _cumsum_default(a, axis).astype(dtype, copy=False)
-    return _cumsum_default(a, axis).astype(original_dtype, copy=False)
+    return a.cumsum(axis, dtype)
 
 
 def nancumsum(a, axis=None, dtype=None):
@@ -3196,7 +3141,7 @@ def nancumsum(a, axis=None, dtype=None):
         [3. 3.]]
     """
     a = F.select(_isnan(a), zeros(F.shape(a), F.dtype(a)), a)
-    return cumsum(a, axis=axis, dtype=dtype)
+    return a.cumsum(axis, dtype)
 
 
 def cbrt(x, dtype=None):
@@ -4079,28 +4024,8 @@ def sum_(a, axis=None, dtype=None, keepdims=False, initial=None):
         >>> print(np.sum(x, axis=1))
         [10. 35.]
     """
-    if not isinstance(keepdims, int):
-        _raise_type_error("integer argument expected, but got ", keepdims)
-    if initial is not None and not isinstance(initial, (int, float, bool)):
-        _raise_type_error("initial argument should be a scalar.")
-    if axis is None:
-        axis = ()
-    else:
-        _check_axis_type(axis, True, True, False)
-        axis = _canonicalize_axis(axis, a.ndim)
-    a = _convert_bool_to_int(_to_tensor(a))
-    if _is_shape_empty(a.shape):
-        a = F.fill(a.dtype, (1,), 0)
-
-    if keepdims:
-        res = _reduce_sum_keepdims(a, axis)
-    else:
-        res = _reduce_sum_default(a, axis)
-    if initial is not None:
-        res += initial
-    if dtype is not None and not _check_same_type(F.dtype(res), dtype):
-        res = F.cast(res, dtype)
-    return res
+    a = _to_tensor(a)
+    return a.sum(axis, dtype, keepdims, initial)
 
 
 @constexpr
@@ -4327,6 +4252,7 @@ def searchsorted(a, v, side='left', sorter=None):
         ``Ascend`` ``GPU`` ``CPU``
 
     Examples:
+        >>> from mindspore import numpy as np
         >>> print(np.searchsorted([1,2,3,4,5], 3))
         2
         >>> print(np.searchsorted([1,2,3,4,5], 3, side='right'))
@@ -4726,7 +4652,7 @@ def histogram(a, bins=10, range=None, weights=None, density=False): # pylint: di
     if density:
         count = F.cast(count, mstype.float32)
         count = count/diff(bin_edges)/F.reduce_sum(count)
-    return count, bin_edges
+    return count.astype(mstype.int32), bin_edges
 
 
 @constexpr
@@ -4865,7 +4791,7 @@ def histogramdd(sample, bins=10, range=None, weights=None, density=False): # pyl
             shape = _expanded_shape(ndim, dedges[i].size, i)
             count /= _to_tensor(dedges[i]).reshape(shape)
         count /= s
-    return count, bin_edges
+    return count.astype(mstype.int32), bin_edges
 
 
 def histogram2d(x, y, bins=10, range=None, weights=None, density=False): # pylint: disable=redefined-builtin
@@ -4929,7 +4855,7 @@ def histogram2d(x, y, bins=10, range=None, weights=None, density=False): # pylin
         5.33333349e+00,  6.00000000e+00]))
     """
     count, bin_edges = histogramdd((x, y), bins=bins, range=range, weights=weights, density=density)
-    return count, bin_edges[0], bin_edges[1]
+    return count.astype(mstype.int32), bin_edges[0], bin_edges[1]
 
 
 def matrix_power(a, n):

mindspore/ops/composite/array_ops.py

@@ -15,6 +15,7 @@
 """array Operations."""
 from mindspore.ops.composite.multitype_ops import _constexpr_utils as const_utils
 from mindspore.common import dtype as mstype
+from mindspore.common._register_for_tensor import tensor_operator_registry
 from mindspore._checkparam import Validator as validator
 from mindspore._checkparam import Rel
 from mindspore.ops.primitive import constexpr
@@ -104,6 +105,8 @@ def repeat_elements(x, rep, axis=0):
 
     return x_rep
 
+tensor_operator_registry.register('repeat_elements', repeat_elements)
+
 
 @constexpr
 def _check_sequence_mask_input_len(input_shape):

mindspore/ops/composite/multitype_ops/_compile_utils.py

@@ -137,6 +137,68 @@ tensor_operator_registry.register('__pow__', _tensor_pow)
 tensor_operator_registry.register('__floordiv__', _tensor_floordiv)
 
 
+def tensor_item(data, *args):
+    """Tensor getitem by index whose dtype is int or tuple with int."""
+    # transform a.item(tuple(int)) -> a.item(int1,int2...intN)
+    if len(args) == 1 and isinstance(args[0], tuple):
+        args = args[0]
+
+    args_types = hyper_map(F.typeof, args)
+    if not args or const_utils.judge_index_type(args_types[0], mstype.type_none):
+        if data.shape == (1,):
+            return data
+        const_utils.raise_value_error("Can only convert an array of size 1 to a Python scalar")
+
+    if not const_utils.judge_indexes_types(args_types, mstype.int64):
+        const_utils.raise_type_error("The index object cannot be interpreted as an integer")
+
+    if len(args) == data.ndim:
+        return _tensor_getitem_by_tuple_slice(data, args)
+    if len(args) > 1:
+        const_utils.raise_value_error("Incorrect number of indices for array")
+    return _tensor_index_by_integer(F.reshape(data, (-1,)), args[0])
+
+
+def tensor_itemset(data, *args):
+    """Tensor setitem by index and value."""
+    if not args:
+        const_utils.raise_value_error("itemset must have at least one argument")
+    if len(args) == 2:
+        if const_utils.judge_index_type(F.typeof(args[0]), mstype.int64):
+            return tensor_itemset_by_number_with_number(data, args[0], args[1])
+        if isinstance(args[0], tuple):
+            return tensor_itemset_by_tuple_with_number(data, args[0], args[1])
+        const_utils.raise_type_error("The index object cannot be interpreted as an integer")
+    if len(args) > 2:
+        const_utils.raise_value_error("incorrect number of indices for array")
+    return tensor_itemset_with_number(data, args[0])
+
+
+tensor_operator_registry.register("item", tensor_item)
+tensor_operator_registry.register("itemset", tensor_itemset)
+
+
+def tensor_itemset_with_number(data, number_value):
+    if not const_utils.judge_index_type(F.typeof(number_value), mstype.number_type):
+        const_utils.raise_index_error("The Tensor could only use the number value for itemset")
+    if data.shape != (1,):
+        const_utils.raise_index_error("The Tensor without shape (1,) could not use the itemset api with only one args")
+    return const_utils.make_tensor((number_value,), F.dtype(data))
+
+
+def tensor_itemset_by_number_with_number(data, int_index, number_value):
+    flatten_data = F.reshape(data, (-1,))
+    itemset_data = tensor_setitem_by_number_with_number(flatten_data, int_index, number_value)
+    res_data = F.reshape(itemset_data, F.shape(data))
+    return res_data
+
+
+def tensor_itemset_by_tuple_with_number(data, tuple_index, nubmer_value):
+    if len(tuple_index) != data.ndim:
+        const_utils.raise_value_error("incorrect number of indices for array")
+    return tensor_setitem_by_tuple_with_number(data, tuple_index, nubmer_value)
+
+
 def _broadcast(broadcast_shape, x):
     """Broadcast tensor to the required shape."""
     if not const_utils.check_two_shapes_need_broadcast(broadcast_shape, F.shape(x)):
@@ -148,10 +210,10 @@ def _broadcast(broadcast_shape, x):
     return x
 
 
-def _transform_indexing_tensor(broadcast_shape, final_shape, new_shape, x):
+def _transform_indexing_tensor(broadcast_shape, final_shape, new_shape, item):
     """Transform indexing tensor to the required."""
-    x = _broadcast(broadcast_shape, x)
-    return _broadcast(final_shape, F.reshape(x, new_shape))
+    item = _broadcast(broadcast_shape, item)
+    return _broadcast(final_shape, F.reshape(item, new_shape))
 
 
 def _transform_ellipsis_to_slice(data, tuple_index, op_name):
@@ -636,12 +698,12 @@ def tensor_setitem_by_tuple_with_tensor(data, tuple_index, value):
         return data
 
     indexes_types = hyper_map(F.typeof, tuple_index)
-    contain_type = const_utils.tuple_index_type_cnt(indexes_types, const_utils.TENSOR_SETITEM)
+    contain_type = const_utils.tuple_index_type_cnt(indexes_types, op_name)
 
     if contain_type == const_utils.ALL_TENSOR:
-        indices = _generate_indices_from_tuple_of_tensor(tuple_index, const_utils.TENSOR_SETITEM)
+        indices = _generate_indices_from_tuple_of_tensor(tuple_index, op_name)
     else:
-        indices = _generate_indices_from_tuple(data, tuple_index, const_utils.TENSOR_SETITEM, idx_advanced)
+        indices = _generate_indices_from_tuple(data, tuple_index, op_name, idx_advanced)
         if indices is False:
             return data
     updates = _generate_updates_from_tensor(data, indices, value, const_utils.SET_ITEM_BY_TUPLE_OF_TENSOR)
@@ -824,3 +886,65 @@ def format_index(idx, data_shape, cur_dim):
         # does not take bool tensor into account since it's currently not supported
         idx = F.select(idx < 0, idx + data_shape[cur_dim], idx)
     return idx
+
+
+def reduce_(a, reduce_fn, cmp_fn=None, axis=None, keepdims=False, initial=None, where=True, dtype=None):
+    """
+    Applies comparison based on cmp_fn and reduction based on reduce_fn.
+    If cmp_fn is None, only reduction is performed.
+    """
+
+    shape = F.shape(a)
+    ndim = F.rank(a)
+    if dtype is None:
+        dtype = F.dtype(a)
+    axes = const_utils.check_axis_valid_const(axis, ndim)
+    if initial is not None:
+        if ((isinstance(initial, Tensor) and F.rank(initial) > 0) or
+                not isinstance(initial, (int, float, bool, Tensor))):
+            const_utils.raise_type_error('initial should be scalar')
+
+    if F.shape_mul(shape) == 0:
+        const_utils.raise_value_error('zero-size tensors are not supported.')
+
+    if initial is not None:
+        initial = F.fill(dtype, shape, initial)
+        a = cmp_fn(a, initial)
+
+    if isinstance(where, Tensor):
+        if initial is None:
+            const_utils.raise_value_error('initial value must be provided for where masks')
+        ndim_orig = F.rank(a)
+        a = F.select(where, a, initial)
+        axes = const_utils.real_axes(ndim_orig, F.rank(a), axes)
+
+    return reduce_fn(a, axes).astype(dtype)
+
+
+tensor_operator_registry.register("reduce", reduce_)
+
+
+def check_indices(dims, indices, mode, allow_negative_index=True):
+    """Checks whether indices are out of bounds."""
+    shape = F.shape(indices)
+    dtype = F.dtype(indices)
+    if not allow_negative_index:
+        lowerbounds = F.fill(dtype, shape, 0)
+    else:
+        lowerbounds = F.fill(dtype, shape, -dims)
+    upperbounds = F.fill(dtype, shape, dims - 1)
+    out_of_lowerbounds = F.tensor_lt(indices, lowerbounds)
+    out_of_upperbounds = F.tensor_gt(indices, upperbounds)
+    if mode == 'raise':
+        const_utils.raise_unimplemented_error('"raise" mode is not implemented')
+    if mode == 'wrap':
+        bounds = F.fill(dtype, shape, dims)
+        quotient = F.tensor_floordiv(indices, bounds)
+        prod = F.tensor_mul(bounds, quotient)
+        return F.tensor_sub(indices, prod)
+    zeros = F.fill(dtype, shape, 0)
+    clipped = F.select(out_of_lowerbounds, zeros, indices)
+    clipped = F.select(out_of_upperbounds, upperbounds, clipped)
+    return clipped
+
+tensor_operator_registry.register('check_indices', check_indices)

mindspore/ops/composite/multitype_ops/_constexpr_utils.py

@@ -15,6 +15,8 @@
 """constexpr util"""
 
 from itertools import compress
+from functools import partial
+import operator
 
 import numpy as np
 
@@ -22,7 +24,9 @@ from ...primitive import constexpr
 from .... import log as logger
 from ....common import dtype as mstype
 from ....common.tensor import Tensor
+from ....common._register_for_tensor import tensor_operator_registry
 from ....ops import _utils as op_utils
+from ...._checkparam import Validator as validator
 
 ALL_TENSOR = 0
 NO_TENSOR = 1
@@ -58,6 +62,11 @@ def raise_type_error(msg):
     raise TypeError(msg)
 
 
+@constexpr
+def raise_unimplemented_error(msg):
+    raise NotImplementedError(msg)
+
+
 @constexpr
 def check_equal(param1, param2, msg="{},{}"):
     """Checks whether the two parameters are equal or not."""
@@ -165,6 +174,8 @@ def make_tensor(a, dtype=mstype.int64, data_shape=None, dim_size=-1):
 
     return Tensor(a, dtype)
 
+tensor_operator_registry.register('make_tensor', make_tensor)
+
 
 @constexpr
 def judge_data_dim(data_dim, min_data_dim=0, max_data_dim=8):
@@ -234,8 +245,7 @@ def is_same_type(inst, type_):
 @constexpr
 def check_valid_dim(dim, name):
     if dim not in (1, 2):
-        raise ValueError(
-            f"For {name}, inputs dim must be 1d or 2d")
+        raise ValueError(f"For {name}, inputs dim must be 1d or 2d")
 
 
 @constexpr
@@ -249,8 +259,12 @@ def judge_index_type(index_type, target_type):
 def judge_indexes_types(dtypes, target_type):
     """Check a tuple of tensor data type."""
     for dtype in dtypes:
-        if dtype != target_type and (isinstance(target_type, (list, tuple)) and dtype not in target_type):
-            return False
+        if isinstance(target_type, (list, tuple)):
+            if dtype not in target_type:
+                return False
+        else:
+            if dtype != target_type:
+                return False
     return True
 
 
@@ -547,7 +561,7 @@ def check_number_index_type(number):
 @constexpr
 def get_stride_info_from_slice(data_shape, slice_index):
     """Get stride info from a python slice"""
-    begin, end, step = get_slice_stride(data_shape[0], slice_index)
+    begin, end, step = get_slice_stride(slice_index, data_shape[0])
     begin_strides = [begin]
     end_strides = [end]
     step_strides = [step]
@@ -571,7 +585,7 @@ def get_stride_info_from_integer(data_shape, number):
     return tuple(begin_strides), tuple(end_strides), tuple(step_strides)
 
 
-def get_slice_stride(dim_size, index_slice):
+def get_slice_stride(index_slice, dim_size):
     """Get slice stride info"""
     step = 1 if index_slice.step is None else index_slice.step
     start_default = 0
@@ -591,20 +605,20 @@ def get_stride_info_from_tuple(data_shape, tuple_index):
     tuple_index_len = len(tuple_index)
     data_dim = len(data_shape)
     shrink_axis, index_count, ellipsis_count = 0, 0, 0
-    for idx, item in enumerate(tuple_index):
-        if isinstance(item, slice):
-            start, stop, step = get_slice_stride(data_shape[idx], item)
+    for index, dim_size in zip(tuple_index, data_shape):
+        if isinstance(index, slice):
+            start, stop, step = get_slice_stride(index, dim_size)
             begin_strides.append(start)
             end_strides.append(stop)
             step_strides.append(step)
             index_count = index_count + 1
-        elif isinstance(item, int):
-            begin_strides.append(item)
-            end_strides.append(item + 1)
+        elif isinstance(index, int):
+            begin_strides.append(index)
+            end_strides.append(index + 1)
             step_strides.append(1)
             shrink_axis = shrink_axis + (1 << index_count)
             index_count = index_count + 1
-        elif item is ...:
+        elif index is ...:
             ellipsis_count = ellipsis_count + 1
             if ellipsis_count > 1:
                 raise IndexError("An index can have only one ellipsis (...)")
@@ -616,10 +630,10 @@ def get_stride_info_from_tuple(data_shape, tuple_index):
             index_count = index_count + ellipsis_range_size
         else:
             raise IndexError("Not supported index data type, got ",
-                             item, " type is ", type(item))
-    for item in range(index_count, data_dim):
+                             index, " type is ", type(item))
+    for index in range(index_count, data_dim):
         begin_strides.append(0)
-        end_strides.append(data_shape[item])
+        end_strides.append(data_shape[index])
         step_strides.append(1)
     return tuple(begin_strides), tuple(end_strides), tuple(step_strides), shrink_axis
 
@@ -773,3 +787,15 @@ def rem_not_expanded_dims(idx_advanced, expand_true, tensor_index_ndim, rem_ndim
 @constexpr
 def check_slice_empty(start, stop, step):
     return (start - stop)*step >= 0
+
+
+@constexpr
+def real_axes(ndim_orig, ndim_out, axes_orig):
+    """Returns the real axes to be reduced after performing broadcast"""
+    _diff = ndim_out - ndim_orig
+    axes = tuple(range(_diff))
+    axes_orig = map(partial(operator.add, _diff), axes_orig)
+    return axes + tuple(axes_orig)
+
+
+check_axis_valid_const = constexpr(validator.check_axis_valid)

mindspore/ops/composite/multitype_ops/setitem_impl.py

@@ -402,7 +402,6 @@ def _tensor_setitem_by_slice_with_tuple(data, input_slice, value):
     return compile_utils.tensor_setitem_by_slice_with_sequence(data, input_slice, value)
 
 
-
 @setitem.register("Tensor", "Number", "Number")
 def _tensor_setitem_by_number_with_number(data, index, value):
     """

mindspore/ops/functional.py

@@ -232,6 +232,16 @@ tensor_operator_registry.register('transpose', P.Transpose)
 tensor_operator_registry.register('broadcast_to', P.BroadcastTo)
 tensor_operator_registry.register('matmul', P.MatMul)
 tensor_operator_registry.register('argmax', P.Argmax)
+tensor_operator_registry.register('cumsum', P.CumSum)
+tensor_operator_registry.register('reduce_max', P.ReduceMax)
+tensor_operator_registry.register('reduce_min', P.ReduceMin)
+tensor_operator_registry.register('maximum', P.Maximum)
+tensor_operator_registry.register('minimum', P.Minimum)
+tensor_operator_registry.register('fill', P.Fill)
+tensor_operator_registry.register('tile', P.Tile)
+tensor_operator_registry.register('logical_not', P.LogicalNot)
+tensor_operator_registry.register('sum', P.ReduceSum)
+tensor_operator_registry.register('split', P.Split)
 # ms cannot support Tensor(True) compare
 tensor_operator_registry.register('__eq__', equal)
 tensor_operator_registry.register('__ne__', not_equal)
@@ -245,6 +255,18 @@ tensor_operator_registry.register('shape', shape)
 tensor_operator_registry.register('squeeze', squeeze)
 # support GE backend for no compare operators
 tensor_operator_registry.register('cast', cast)
+tensor_operator_registry.register('shape_mul', shape_mul)
+tensor_operator_registry.register('fill', fill)
+tensor_operator_registry.register('concatenate', P.Concat)
+tensor_operator_registry.register('eye', eye)
+tensor_operator_registry.register('reduce_sum', reduce_sum)
+tensor_operator_registry.register('tensor_slice', tensor_slice)
+tensor_operator_registry.register('select', select)
+tensor_operator_registry.register('gather_d', gather_d)
+tensor_operator_registry.register('gather_nd', gather_nd)
+tensor_operator_registry.register('stack', P.Stack)
+tensor_operator_registry.register('log', log)
+tensor_operator_registry.register('floor', floor)
 
 __all__ = [name for name in dir() if name[0] != "_"]
 __all__.remove('Primitive')

tests/st/numpy_native/test_array_creations.py

@@ -805,6 +805,21 @@ def test_vander():
         match_all_arrays(mnp_vander, onp_vander, error=1e-4)
 
 
+@pytest.mark.level0
+@pytest.mark.platform_arm_ascend_training
+@pytest.mark.platform_x86_ascend_training
+@pytest.mark.platform_x86_gpu_training
+@pytest.mark.platform_x86_cpu
+@pytest.mark.env_onecard
+def test_tensor_fill():
+    x = rand_int(2, 1, 4).astype(onp.float32)
+    mnp_x = to_tensor(x)
+    x.fill(6)
+    match_all_arrays(mnp_x.fill(6), x)
+    x.fill(None)
+    match_all_arrays(mnp_x.fill(None), x)
+
+
 @pytest.mark.level1
 @pytest.mark.platform_arm_ascend_training
 @pytest.mark.platform_x86_ascend_training

tests/st/numpy_native/test_array_ops.py

@@ -1529,6 +1529,29 @@ def test_apply_along_axis():
     match_all_arrays(mnp_res, onp_res)
 
 
+@pytest.mark.level1
+@pytest.mark.platform_arm_ascend_training
+@pytest.mark.platform_x86_ascend_training
+@pytest.mark.platform_x86_gpu_training
+@pytest.mark.platform_x86_cpu
+@pytest.mark.env_onecard
+def test_tensor_resize():
+    x = rand_int(3, 5)
+    mnp_x = to_tensor(x)
+
+    x.resize(2, 4, refcheck=False)
+    mnp_x = mnp_x.resize(2, 4)
+    match_array(mnp_x.asnumpy(), x)
+
+    x.resize((3, 1), refcheck=False)
+    mnp_x = mnp_x.resize((3, 1))
+    match_array(mnp_x.asnumpy(), x)
+
+    x.resize(7, 4, refcheck=False)
+    mnp_x = mnp_x.resize(7, 4)
+    match_array(mnp_x.asnumpy(), x)
+
+
 @pytest.mark.level1
 @pytest.mark.platform_arm_ascend_training
 @pytest.mark.platform_x86_ascend_training
@@ -1616,3 +1639,27 @@ def test_apply_over_axes():
         for expected, actual in zip(onp_apply_over_axes(x),
                                     mnp_apply_over_axes(to_tensor(x))):
             match_array(actual.asnumpy(), expected, error=5)
+
+
+@pytest.mark.level1
+@pytest.mark.platform_arm_ascend_training
+@pytest.mark.platform_x86_ascend_training
+@pytest.mark.platform_x86_gpu_training
+@pytest.mark.platform_x86_cpu
+@pytest.mark.env_onecard
+def test_tensor_choose():
+    x = rand_int(2, 1, 4).astype(onp.int32)
+    mnp_x = to_tensor(x)
+    y = rand_int(3, 2, 5, 4).astype(onp.int32)
+    match_res(mnp_x.choose, x.choose, y, mode='wrap')
+    match_res(mnp_x.choose, x.choose, y, mode='clip')
+
+    x = rand_int(5, 3, 1, 7).astype(onp.int32)
+    mnp_x = to_tensor(x)
+    y1 = rand_int(7).astype(onp.int32)
+    y2 = rand_int(1, 3, 1).astype(onp.int32)
+    y3 = rand_int(5, 1, 1, 7).astype(onp.int32)
+    onp_arrays = (y1, y2, y3)
+    mnp_arrays = tuple(map(to_tensor, (y1, y2, y3)))
+    match_all_arrays(mnp_x.choose(mnp_arrays, mode='wrap'), x.choose(onp_arrays, mode='wrap'))
+    match_all_arrays(mnp_x.choose(mnp_arrays, mode='clip'), x.choose(onp_arrays, mode='clip'))

tests/st/numpy_native/test_math_ops.py

@@ -942,14 +942,20 @@ def mnp_clip(x):
     a = mnp.clip(x, to_tensor(10.0), to_tensor([2,]))
     b = mnp.clip(x, 0, 1)
     c = mnp.clip(x, to_tensor(0), to_tensor(10), dtype=mnp.float32)
-    return a, b, c
+    d = x.clip(to_tensor(10.0), to_tensor([2,]))
+    e = x.clip(0, 1)
+    f = x.clip(to_tensor(0), to_tensor(10), dtype=mnp.float32)
+    return a, b, c, d, e, f
 
 
 def onp_clip(x):
     a = onp.clip(x, onp.asarray(10.0), onp.asarray([2,]))
     b = onp.clip(x, 0, 1)
     c = onp.clip(x, onp.asarray(0), onp.asarray(10), dtype=onp.float32)
-    return a, b, c
+    d = x.clip(onp.asarray(10.0), onp.asarray([2,]))
+    e = x.clip(0, 1)
+    f = x.clip(onp.asarray(0), onp.asarray(10), dtype=onp.float32)
+    return a, b, c, d, e, f
 
 
 @pytest.mark.level1
@@ -2730,3 +2736,20 @@ def test_correlate():
             mnp_res = mnp_correlate(a, v)
             onp_res = onp_correlate(a, v)
             match_all_arrays(mnp_res, onp_res)
+
+
+@pytest.mark.level1
+@pytest.mark.platform_arm_ascend_training
+@pytest.mark.platform_x86_ascend_training
+@pytest.mark.platform_x86_gpu_training
+@pytest.mark.platform_x86_cpu
+@pytest.mark.env_onecard
+def test_tensor_searchsorted():
+    x = onp.arange(-10, 10)
+    mnp_x = to_tensor(x)
+    y = onp.random.randint(-15, 15, size=(2, 3, 4)) + onp.random.choice([0, 0.5], (2, 3, 4))
+    sorter = onp.random.shuffle(onp.arange(20))
+    match_res(mnp_x.searchsorted, x.searchsorted, y)
+    match_res(mnp_x.searchsorted, x.searchsorted, y, side='right')
+    match_res(mnp_x.searchsorted, x.searchsorted, y, sorter=sorter)
+    match_res(mnp_x.searchsorted, x.searchsorted, y, side='right', sorter=sorter)

tests/st/pynative/test_tensor_getitem.py

@@ -16,7 +16,8 @@
 import numpy as np
 import pytest
 
-from mindspore import Tensor, Parameter
+from mindspore import Tensor
+from mindspore import Parameter
 from mindspore import context
 from mindspore import dtype as mstype
 from mindspore.nn import Cell
@@ -28,7 +29,7 @@ grad_by_list_with_sens = C.GradOperation(get_by_list=True, sens_param=True)
 
 
 def setup_module():
-    context.set_context(mode=context.PYNATIVE_MODE, device_target="Ascend")
+    context.set_context(mode=context.PYNATIVE_MODE)
 
 
 class NetWorkSlicePositive(Cell):
@@ -50,6 +51,7 @@ class NetWorkSlicePositive(Cell):
 @pytest.mark.level0
 @pytest.mark.platform_arm_ascend_training
 @pytest.mark.platform_x86_ascend_training
+@pytest.mark.platform_x86_gpu_training
 @pytest.mark.env_onecard
 def test_slice_positive():
     net = NetWorkSlicePositive()
@@ -77,12 +79,17 @@ class NetWorkSliceEllipsis(Cell):
         return ret0, ret1, ret2, ret3
 
 
-def Xtest_slice_ellipsis():
+@pytest.mark.level0
+@pytest.mark.platform_arm_ascend_training
+@pytest.mark.platform_x86_ascend_training
+@pytest.mark.platform_x86_gpu_training
+@pytest.mark.env_onecard
+def test_slice_ellipsis():
     net = NetWorkSliceEllipsis()
     input_np = np.arange(6*7*8*9).reshape(6, 7, 8, 9).astype(np.int32)
     input_0 = Tensor(input_np)
     output0, output1, output2, output3 = net(input_0)
-    assert np.all(output0.asnumpy() == input_np[0:4:2, ..., 1] + np.ones([1, 2, 3]))
+    assert np.all(output0.asnumpy() == input_np[0:4:2, ..., 1] + np.ones([2, 7, 8]))
     assert np.all(output1.asnumpy() == input_np[...] + np.ones([6, 7, 8, 9]))
     assert np.all(output2.asnumpy() == input_np[None] + np.ones([6, 7, 8, 9]))
     assert np.all(output3.asnumpy() == input_np[True] + np.ones([1, 6, 7, 8, 9]))
@@ -104,7 +111,12 @@ class NetWorkReduceDimension(Cell):
         return ret1, ret2, ret3, ret4
 
 
-def Xtest_reduce_dimension():
+@pytest.mark.level0
+@pytest.mark.platform_arm_ascend_training
+@pytest.mark.platform_x86_ascend_training
+@pytest.mark.platform_x86_gpu_training
+@pytest.mark.env_onecard
+def test_reduce_dimension():
     net = NetWorkReduceDimension()
     input_np = np.arange(6*8*10).reshape(6, 8, 10).astype(np.int32)
     input_0 = Tensor(input_np)
@@ -115,6 +127,11 @@ def Xtest_reduce_dimension():
     assert np.all(output4.asnumpy() == input_np[1] + np.ones([8, 10]))
 
 
+@pytest.mark.level0
+@pytest.mark.platform_arm_ascend_training
+@pytest.mark.platform_x86_ascend_training
+@pytest.mark.platform_x86_gpu_training
+@pytest.mark.env_onecard
 class NetWorkSliceStep(Cell):
     def __init__(self):
         super(NetWorkSliceStep, self).__init__()
@@ -127,12 +144,16 @@ class NetWorkSliceStep(Cell):
         return ret1, ret2
 
 
-def Xtest_step_negative():
-    net = NetWorkSliceEllipsis()
+@pytest.mark.level0
+# ascend op stridedslice has bug, and has not been fixed.
+@pytest.mark.platform_x86_gpu_training
+@pytest.mark.env_onecard
+def test_step_negative():
+    net = NetWorkSliceStep()
     input_np = np.arange(6*8*10).reshape(6, 8, 10).astype(np.int32)
     input_0 = Tensor(input_np)
     output1, output2 = net(input_0)
-    assert np.all(output1.asnumpy() == input_np[::1, -5::, ::-1] + np.ones([6, 8, 10]))
+    assert np.all(output1.asnumpy() == input_np[::1, -5::, ::-1] + np.ones([6, 5, 10]))
     assert np.all(output2.asnumpy() == input_np[::2, -5::, ::2] + np.ones([3, 5, 5]))
 
 
@@ -153,8 +174,9 @@ class TensorGetItemByThreeTensors(Cell):
 @pytest.mark.level0
 @pytest.mark.platform_arm_ascend_training
 @pytest.mark.platform_x86_ascend_training
+@pytest.mark.platform_x86_gpu_training
 @pytest.mark.env_onecard
-def Xtest_getitem_by_tensors():
+def test_getitem_by_tensors():
     """This testcase may encounter a sync stream error occasionally"""
     net = TensorGetItemByThreeTensors()
     input_x = np.arange(6*8*10).reshape(6, 8, 10).astype(np.int32)
@@ -194,6 +216,7 @@ class TensorGetItemByMixedTensorsBasicCase(Cell):
 @pytest.mark.level0
 @pytest.mark.platform_arm_ascend_training
 @pytest.mark.platform_x86_ascend_training
+@pytest.mark.platform_x86_gpu_training
 @pytest.mark.env_onecard
 def test_getitem_by_mixed_tensors():
     const0 = np.ones((3, 4, 5, 3), np.float32)
@@ -218,6 +241,109 @@ def test_getitem_by_mixed_tensors():
     assert np.all(out5.asnumpy() == (input_np[..., index_np_0, index_np_1] + const5))
 
 
+class TensorItemByNone(Cell):
+    def construct(self, tensor):
+        ret = tensor.item()
+        return ret
+
+
+@pytest.mark.level0
+@pytest.mark.platform_arm_ascend_training
+@pytest.mark.platform_x86_ascend_training
+@pytest.mark.platform_x86_gpu_training
+@pytest.mark.env_onecard
+def test_item_by_none():
+    net = TensorItemByNone()
+    input_1d_np = np.ndarray([1]).astype(np.float32)
+    input_1d_ms = Tensor(input_1d_np, mstype.float32)
+    input_3d_np = np.random.randint(3, size=(3, 4, 5)).astype(np.int32)
+    input_3d_ms = Tensor(input_3d_np, mstype.float32)
+
+    output_ms = net(input_1d_ms)
+    assert np.all(output_ms.asnumpy() == input_1d_np.item())
+
+    with pytest.raises(ValueError):
+        net(input_3d_ms)
+
+
+class TensorItemByItem(Cell):
+    def construct(self, tensor, index):
+        ret = tensor.item(index)
+        return ret
+
+
+@pytest.mark.level0
+@pytest.mark.platform_arm_ascend_training
+@pytest.mark.platform_x86_ascend_training
+@pytest.mark.platform_x86_gpu_training
+@pytest.mark.env_onecard
+def test_item_by_int():
+    net = TensorItemByItem()
+    input_1d_np = np.ndarray([1]).astype(np.float32)
+    input_1d_ms = Tensor(input_1d_np, mstype.float32)
+
+    input_3d_np = np.random.randint(3, size=(3, 4, 5)).astype(np.int32)
+    input_3d_ms = Tensor(input_3d_np, mstype.float32)
+
+    index_np_1, index_np_2, index_np_3, index_np_4 = 0, 1.0, 30, 60
+
+    output_1d_ms = net(input_1d_ms, index_np_1)
+    output_3d_ms_1 = net(input_3d_ms, index_np_1)
+    output_3d_ms_2 = net(input_3d_ms, index_np_3)
+
+    assert np.all(output_1d_ms.asnumpy() == input_1d_np.item(index_np_1))
+    assert np.all(output_3d_ms_1.asnumpy() == input_3d_np.item(index_np_1))
+    assert np.all(output_3d_ms_2.asnumpy() == input_3d_np.item(index_np_3))
+
+    with pytest.raises(TypeError):
+        net(input_1d_ms, index_np_2)
+
+    with pytest.raises(IndexError):
+        net(input_1d_ms, index_np_3)
+
+    with pytest.raises(TypeError):
+        net(input_3d_ms, index_np_2)
+
+    with pytest.raises(IndexError):
+        net(input_3d_ms, index_np_4)
+
+
+@pytest.mark.level0
+@pytest.mark.platform_arm_ascend_training
+@pytest.mark.platform_x86_ascend_training
+@pytest.mark.platform_x86_gpu_training
+@pytest.mark.env_onecard
+def test_item_by_tuple():
+    net = TensorItemByItem()
+    input_1d_np = np.ndarray([1]).astype(np.float32)
+    input_1d_ms = Tensor(input_1d_np, mstype.float32)
+    input_3d_np = np.random.randint(3, size=(3, 4, 5)).astype(np.int32)
+    input_3d_ms = Tensor(input_3d_np, mstype.float32)
+
+    index_np_1 = (0,)
+    index_np_2 = (1, 2)
+    index_np_3 = (1, 2, 3)
+    index_np_4 = (3, 4, 4)
+    index_np_5 = (1, 2, 3, 4)
+
+    output_1d_ms = net(input_1d_ms, index_np_1)
+    output_3d_ms = net(input_3d_ms, index_np_3)
+    assert np.all(output_1d_ms.asnumpy() == input_1d_np.item(index_np_1))
+    assert np.all(output_3d_ms.asnumpy() == input_3d_np.item(index_np_3))
+
+    with pytest.raises(ValueError):
+        net(input_1d_ms, index_np_2)
+
+    with pytest.raises(ValueError):
+        net(input_3d_ms, index_np_2)
+
+    with pytest.raises(IndexError):
+        net(input_3d_ms, index_np_4)
+
+    with pytest.raises(ValueError):
+        net(input_3d_ms, index_np_5)
+
+
 class TensorSetItemByMixedTensors_0(Cell):
     def __init__(self, value):
         super(TensorSetItemByMixedTensors_0, self).__init__()
@@ -236,6 +362,7 @@ class TensorSetItemByMixedTensors_0(Cell):
 @pytest.mark.level0
 @pytest.mark.platform_arm_ascend_training
 @pytest.mark.platform_x86_ascend_training
+@pytest.mark.platform_x86_gpu_training
 @pytest.mark.env_onecard
 def test_setitem_by_mixed_tensors_0():
     value = 88.0
@@ -253,6 +380,11 @@ def test_setitem_by_mixed_tensors_0():
     assert np.all(out.asnumpy() == (input_np + const))
 
 
+@pytest.mark.level0
+@pytest.mark.platform_arm_ascend_training
+@pytest.mark.platform_x86_ascend_training
+@pytest.mark.platform_x86_gpu_training
+@pytest.mark.env_onecard
 class TensorSetItemByMixedTensors_1(Cell):
     def __init__(self, value):
         super(TensorSetItemByMixedTensors_1, self).__init__()
@@ -270,6 +402,7 @@ class TensorSetItemByMixedTensors_1(Cell):
 @pytest.mark.level0
 @pytest.mark.platform_arm_ascend_training
 @pytest.mark.platform_x86_ascend_training
+@pytest.mark.platform_x86_gpu_training
 @pytest.mark.env_onecard
 def test_setitem_by_mixed_tensors_1():
     value = 88.0
@@ -287,6 +420,11 @@ def test_setitem_by_mixed_tensors_1():
     assert np.all(out.asnumpy() == (input_np + const))
 
 
+@pytest.mark.level0
+@pytest.mark.platform_arm_ascend_training
+@pytest.mark.platform_x86_ascend_training
+@pytest.mark.platform_x86_gpu_training
+@pytest.mark.env_onecard
 class TensorSetItemByMixedTensors_2(Cell):
     def __init__(self, value):
         super(TensorSetItemByMixedTensors_2, self).__init__()
@@ -304,6 +442,7 @@ class TensorSetItemByMixedTensors_2(Cell):
 @pytest.mark.level0
 @pytest.mark.platform_arm_ascend_training
 @pytest.mark.platform_x86_ascend_training
+@pytest.mark.platform_x86_gpu_training
 @pytest.mark.env_onecard
 def test_setitem_by_mixed_tensors_2():
     value = 88.0
@@ -327,7 +466,12 @@ class TensorGetItemByMixedTensorsIndexError(Cell):
         return ret
 
 
-def test_getitem_by_mixedtensor_exception():
+@pytest.mark.level0
+@pytest.mark.platform_arm_ascend_training
+@pytest.mark.platform_x86_ascend_training
+@pytest.mark.platform_x86_gpu_training
+@pytest.mark.env_onecard
+def test_getitem_by_mixed_tensor_exception():
     input_ms = Tensor(np.arange(3 * 4 * 5 * 6 * 7 * 8 * 9).reshape((3, 4, 5, 6, 7, 8, 9)), mstype.int32)
     index_0 = Tensor(np.random.randint(3, size=(3, 4, 5)), mstype.int32)
     index_1 = Tensor(np.random.randint(4, size=(3, 4, 5)), mstype.int32)
@@ -352,6 +496,7 @@ class TensorSetItemByOneTensorWithNumber(Cell):
 @pytest.mark.level0
 @pytest.mark.platform_arm_ascend_training
 @pytest.mark.platform_x86_ascend_training
+@pytest.mark.platform_x86_gpu_training
 @pytest.mark.env_onecard
 def test_setitem_one_tensor_with_number():
     value = 0.0
@@ -380,6 +525,7 @@ class TensorSetItemByOneTensorWithTensor(Cell):
 @pytest.mark.level0
 @pytest.mark.platform_arm_ascend_training
 @pytest.mark.platform_x86_ascend_training
+@pytest.mark.platform_x86_gpu_training
 @pytest.mark.env_onecard
 def test_setitem_by_one_tensor_with_tensor():
     net = TensorSetItemByOneTensorWithTensor()
@@ -410,6 +556,7 @@ class TensorSetItemByOneTensorWithTupleOfNumber(Cell):
 @pytest.mark.level0
 @pytest.mark.platform_arm_ascend_training
 @pytest.mark.platform_x86_ascend_training
+@pytest.mark.platform_x86_gpu_training
 @pytest.mark.env_onecard
 def test_setitem_by_one_tensor_with_tuple_number():
     value = (0.0, 1.1, 2.2, 3.3, 4.4, 5.5, 6.6, 7.7)
@@ -438,6 +585,7 @@ class TensorSetItemByOneTensorWithTupleOfTensor(Cell):
 @pytest.mark.level0
 @pytest.mark.platform_arm_ascend_training
 @pytest.mark.platform_x86_ascend_training
+@pytest.mark.platform_x86_gpu_training
 @pytest.mark.env_onecard
 def test_setitem_by_one_tensor_with_tuple_tensors():
     net = TensorSetItemByOneTensorWithTupleOfTensor()
@@ -472,7 +620,9 @@ class TensorSetItemByTensorsWithNumber(Cell):
 @pytest.mark.level0
 @pytest.mark.platform_arm_ascend_training
 @pytest.mark.platform_x86_ascend_training
+@pytest.mark.platform_x86_gpu_training
 @pytest.mark.env_onecard
+@pytest.mark.level0
 def test_setitem_by_tensors_with_number():
     value = 0.0
     net = TensorSetItemByTensorsWithNumber(value)
@@ -504,6 +654,7 @@ class TensorSetItemByTensorsWithTensor(Cell):
 @pytest.mark.level0
 @pytest.mark.platform_arm_ascend_training
 @pytest.mark.platform_x86_ascend_training
+@pytest.mark.platform_x86_gpu_training
 @pytest.mark.env_onecard
 def test_setitem_by_tensors_with_tensor():
     net = TensorSetItemByTensorsWithTensor()
@@ -537,6 +688,7 @@ class TensorSetItemByTensorsWithTensorNumberError(Cell):
 @pytest.mark.level0
 @pytest.mark.platform_arm_ascend_training
 @pytest.mark.platform_x86_ascend_training
+@pytest.mark.platform_x86_gpu_training
 @pytest.mark.env_onecard
 def test_setitem_by_tensors_with_tensor_error():
     index_0 = Tensor(np.random.randint(6, size=(3, 4, 5)), mstype.int32)
@@ -565,6 +717,7 @@ class TensorSetItemByTensorsWithTupleOfNumber(Cell):
 @pytest.mark.level0
 @pytest.mark.platform_arm_ascend_training
 @pytest.mark.platform_x86_ascend_training
+# GPU op has bug, and has not been fixed.
 @pytest.mark.env_onecard
 def test_setitem_by_tensors_with_tuple_of_number():
     value = (0.0, 1.1, 2.2, 3.3, 4.4)
@@ -597,6 +750,7 @@ class TensorSetItemByTensorsWithTupleOfTensor(Cell):
 @pytest.mark.level0
 @pytest.mark.platform_arm_ascend_training
 @pytest.mark.platform_x86_ascend_training
+# GPU op has bug, and has not been fixed.
 @pytest.mark.env_onecard
 def test_setitem_by_tensors_with_tuple_of_tensor():
     value_0 = np.zeros((4, 5))
@@ -634,6 +788,7 @@ class TensorSetItemByTensorsWithTupleOfTensorNumberError(Cell):
 @pytest.mark.level0
 @pytest.mark.platform_arm_ascend_training
 @pytest.mark.platform_x86_ascend_training
+@pytest.mark.platform_x86_gpu_training
 @pytest.mark.env_onecard
 def test_setitem_by_tensor_with_tuple_of_tensor_error():
     net = TensorSetItemByTensorsWithTupleOfTensorNumberError()
@@ -648,6 +803,11 @@ def test_setitem_by_tensor_with_tuple_of_tensor_error():
         net(index_0_ms, index_1_ms, index_2_ms, value_0_ms, value_1_ms)
 
 
+@pytest.mark.level0
+@pytest.mark.platform_arm_ascend_training
+@pytest.mark.platform_x86_ascend_training
+@pytest.mark.platform_x86_gpu_training
+@pytest.mark.env_onecard
 def test_setitem_grad():
     class Net(Cell):
         def __init__(self):
@@ -720,14 +880,15 @@ class TensorAssignWithSlice(Cell):
 @pytest.mark.level0
 @pytest.mark.platform_arm_ascend_training
 @pytest.mark.platform_x86_ascend_training
+@pytest.mark.platform_x86_gpu_training
 @pytest.mark.env_onecard
 def test_tensor_assign_slice_value_1():
     net = TensorAssignWithSlice()
     a = np.arange(60).reshape(3, 4, 5)
-    ck = np.arange(60).reshape(3, 4, 5)
     b = np.array([1]).astype(np.float32)  # Tensor([1], dtype=mstype.float32)
-    tb = Tensor(b, dtype=mstype.float32)
+    ck = np.arange(60).reshape(3, 4, 5)
     ta = Tensor(a, dtype=mstype.float32)
+    tb = Tensor(b, dtype=mstype.float32)
     tck = Tensor(ck, dtype=mstype.float32)
     out = net(ta, tb, tck)
     a[1:3, ::] = b
@@ -745,6 +906,7 @@ def test_tensor_assign_slice_value_1():
 @pytest.mark.level0
 @pytest.mark.platform_arm_ascend_training
 @pytest.mark.platform_x86_ascend_training
+@pytest.mark.platform_x86_gpu_training
 @pytest.mark.env_onecard
 def test_tensor_assign_slice_value_2():
     net2 = TensorAssignWithSlice2()
@@ -768,6 +930,7 @@ def test_tensor_assign_slice_value_2():
 @pytest.mark.level0
 @pytest.mark.platform_arm_ascend_training
 @pytest.mark.platform_x86_ascend_training
+@pytest.mark.platform_x86_gpu_training
 @pytest.mark.env_onecard
 def test_tensor_assign_exception():
     net = TensorAssignWithSlice()
@@ -939,6 +1102,7 @@ class TensorAssignWithBoolTensorIndex2Error(Cell):
 @pytest.mark.level0
 @pytest.mark.platform_arm_ascend_training
 @pytest.mark.platform_x86_ascend_training
+@pytest.mark.platform_x86_gpu_training
 @pytest.mark.env_onecard
 def test_tensor_assign_bool_index_0():
     a = np.arange(60).reshape(3, 4, 5)
@@ -960,6 +1124,7 @@ def test_tensor_assign_bool_index_0():
 @pytest.mark.level0
 @pytest.mark.platform_arm_ascend_training
 @pytest.mark.platform_x86_ascend_training
+@pytest.mark.platform_x86_gpu_training
 @pytest.mark.env_onecard
 def test_tensor_assign_bool_index_1():
     a = np.arange(60).reshape(3, 4, 5)
@@ -977,6 +1142,11 @@ def test_tensor_assign_bool_index_1():
     assert np.all(out.asnumpy() == res)
 
 
+@pytest.mark.level0
+@pytest.mark.platform_arm_ascend_training
+@pytest.mark.platform_x86_ascend_training
+@pytest.mark.platform_x86_gpu_training
+@pytest.mark.env_onecard
 def test_tensor_assign_bool_index_exception():
     a = np.arange(60).reshape(3, 4, 5)
     b = a > 5
@@ -1015,7 +1185,12 @@ def test_tensor_assign_bool_index_exception():
         net4(Ta, u_scalar)
 
 
-def Xtest_tensor_slice_reduce_out_of_bounds_neg():
+@pytest.mark.level0
+@pytest.mark.platform_arm_ascend_training
+@pytest.mark.platform_x86_ascend_training
+@pytest.mark.platform_x86_gpu_training
+@pytest.mark.env_onecard
+def test_tensor_slice_reduce_out_of_bounds_neg():
     class NetWork(Cell):
         def __init__(self):
             super(NetWork, self).__init__()
@@ -1029,11 +1204,15 @@ def Xtest_tensor_slice_reduce_out_of_bounds_neg():
     net = NetWork()
     with pytest.raises(IndexError) as ex:
         net(input_tensor)
-    assert "For 'StridedSlice' the `begin[0]` should be an int and must greater or equal to -6, but got `-7`" in str(
-        ex.value)
+    assert "begin should be in [-6, 6), but got stride: 1, begin: -7." in str(ex.value)
 
 
-def Xtest_tensor_slice_reduce_out_of_bounds_positive():
+@pytest.mark.level0
+@pytest.mark.platform_arm_ascend_training
+@pytest.mark.platform_x86_ascend_training
+@pytest.mark.platform_x86_gpu_training
+@pytest.mark.env_onecard
+def test_tensor_slice_reduce_out_of_bounds_positive():
     class NetWork(Cell):
         def __init__(self):
             super(NetWork, self).__init__()
@@ -1047,12 +1226,13 @@ def Xtest_tensor_slice_reduce_out_of_bounds_positive():
     net = NetWork()
     with pytest.raises(IndexError) as ex:
         net(input_tensor)
-    assert "For 'StridedSlice' the `begin[0]` should be an int and must less than 6, but got `6`" in str(ex.value)
+    assert "begin should be in [-6, 6), but got stride: 1, begin: 6." in str(ex.value)
 
 
 @pytest.mark.level0
 @pytest.mark.platform_arm_ascend_training
 @pytest.mark.platform_x86_ascend_training
+@pytest.mark.platform_x86_gpu_training
 @pytest.mark.env_onecard
 def test_tensor_range():
     a = np.arange(4*5*6).reshape(4, 5, 6).astype(np.float32)

tests/st/pynative/test_tensor_setitem.py

@@ -18,10 +18,11 @@ import pytest
 
 from mindspore import Tensor, context
 from mindspore.nn import Cell
+from mindspore import dtype as mstype
 
 
 def setup_module():
-    context.set_context(mode=context.GRAPH_MODE)
+    context.set_context(mode=context.PYNATIVE_MODE)
 
 
 def setup_testcase(input_np, case_fn):
@@ -47,6 +48,7 @@ class TensorSetItemByList(Cell):
         x[[0, 1], ..., [0, 1]] = 4
         return x
 
+
 class NumpySetItemByList():
     def __call__(self, x):
         x[[0, 1], [1, 2], [1, 3]] = [3, 4]
@@ -54,6 +56,7 @@ class NumpySetItemByList():
         x[[0, 1], ..., [0, 1]] = 4
         return x
 
+
 @pytest.mark.level0
 @pytest.mark.platform_arm_ascend_training
 @pytest.mark.platform_x86_ascend_training
@@ -61,6 +64,7 @@ class NumpySetItemByList():
 @pytest.mark.env_onecard
 def test_setitem_by_list():
     x = onp.ones((2, 3, 4), dtype=onp.float32)
+
     def cases(x):
         x[[0, 1], [1, 2], [1, 3]] = [3, 4]
         x[([0, 1], [0, 2], [1, 1])] = [10, 5]
@@ -76,6 +80,7 @@ def test_setitem_by_list():
 @pytest.mark.env_onecard
 def test_setitem_with_sequence():
     x = onp.ones((2, 3, 4), dtype=onp.float32)
+
     def cases(x):
         x[...] = [3]
         x[..., 1] = ([1, 2, 3], [4, 5, 6])
@@ -92,6 +97,7 @@ def test_setitem_with_sequence():
 @pytest.mark.env_onecard
 def test_setitem_dtype():
     x = onp.ones((2, 3, 4), dtype=onp.float32)
+
     def cases(x):
         x[...] = 3
         x[..., 1] = 3.0
@@ -108,6 +114,7 @@ def test_setitem_dtype():
 @pytest.mark.env_onecard
 def test_setitem_by_tuple_with_int():
     x = onp.arange(24).reshape(2, 3, 4).astype(onp.float32)
+
     def cases(x):
         x[..., 2, False, 1] = -1
         x[0, True, 0, None, True] = -2
@@ -124,6 +131,7 @@ def test_setitem_by_tuple_with_int():
 @pytest.mark.env_onecard
 def test_setitem_by_tuple_with_list():
     x = onp.arange(24).reshape(2, 3, 4).astype(onp.float32)
+
     def cases(x):
         x[..., 2, False, 1] = [-1]
         x[0, True, 0, None, True] = [-2, -2, -2, -2]
@@ -141,6 +149,7 @@ def test_setitem_by_tuple_with_list():
 @pytest.mark.env_onecard
 def test_setitem_by_nested_unit_list():
     x = onp.arange(24).reshape(2, 3, 4).astype(onp.float32)
+
     def cases(x):
         x[[[[0]]], True] = -1
         x[[1], ..., [[[[2]]]]] = -2
@@ -158,6 +167,7 @@ def test_setitem_with_broadcast():
     x = onp.arange(2*3*4*5*6).reshape(2, 3, 4, 5, 6).astype(onp.float32)
     v1 = onp.full((1, 4, 5), -1).tolist()
     v2 = onp.full((4, 1, 6), -2).tolist()
+
     def cases(x):
         x[..., 4] = v1
         x[0, 2] = v2
@@ -174,6 +184,7 @@ def test_setitem_with_broadcast():
 @pytest.mark.env_onecard
 def test_setitem_mul_by_scalar():
     x = onp.ones((4, 5), dtype=onp.float32)
+
     def cases(x):
         x[1, :] = x[1, :]*2
         x[:, 2] = x[:, 3]*3.0
@@ -188,6 +199,7 @@ def test_setitem_mul_by_scalar():
 @pytest.mark.env_onecard
 def test_setitem_by_slice():
     x = onp.ones((3, 4, 5), dtype=onp.float32)
+
     def cases(x):
         x[1:2] = 2
         x[-3:1] = 3
@@ -207,6 +219,7 @@ def test_setitem_by_slice():
 @pytest.mark.env_onecard
 def test_setitem_by_tuple_of_slices():
     x = onp.ones((3, 4, 5), dtype=onp.float32)
+
     def cases(x):
         x[1:2, 2] = 2
         x[0, -4:1] = 3
@@ -217,6 +230,47 @@ def test_setitem_by_tuple_of_slices():
     setup_testcase(x, cases)
 
 
+class TensorItemSetWithNumber(Cell):
+    def construct(self, tensor, number_value):
+        ret = tensor.itemset(number_value)
+        return ret
+
+
+@pytest.mark.level0
+@pytest.mark.platform_arm_ascend_training
+@pytest.mark.platform_x86_ascend_training
+@pytest.mark.platform_x86_gpu_training
+@pytest.mark.env_onecard
+def test_itemset_with_number():
+    net = TensorItemSetWithNumber()
+    input_1d_np = onp.ndarray([1]).astype(onp.float32)
+    input_1d_ms = Tensor(input_1d_np, mstype.float32)
+
+    input_3d_np = onp.arange(60).reshape(3, 4, 5).astype(onp.int32)
+    input_3d_ms = Tensor(input_3d_np, mstype.float32)
+
+    value_np_1, value_np_2 = 1, 2.0
+
+    output_1d_ms_1 = net(input_1d_ms, value_np_1)
+    output_1d_ms_2 = net(input_1d_ms, value_np_2)
+
+    input_1d_np.itemset(value_np_1)
+    assert onp.all(output_1d_ms_1.asnumpy() == input_1d_np)
+    input_1d_np.itemset(value_np_2)
+    assert onp.all(output_1d_ms_2.asnumpy() == input_1d_np)
+
+    with pytest.raises(IndexError):
+        net(input_3d_ms, value_np_1)
+    with pytest.raises(IndexError):
+        net(input_3d_ms, value_np_2)
+
+
+class TensorItemSetByItemWithNumber(Cell):
+    def construct(self, tensor, index, number_value):
+        ret = tensor.itemset(index, number_value)
+        return ret
+
+
 @pytest.mark.level0
 @pytest.mark.platform_arm_ascend_training
 @pytest.mark.platform_x86_ascend_training
@@ -231,3 +285,111 @@ def test_setitem_dim_expand():
         x[..., (0, 1, 2), None, :, True, None] = [[[3], [3], [3], [3]]]
         return x
     setup_testcase(x, cases)
+
+
+@pytest.mark.level0
+@pytest.mark.platform_arm_ascend_training
+@pytest.mark.platform_x86_ascend_training
+@pytest.mark.platform_x86_gpu_training
+@pytest.mark.env_onecard
+def test_itemset_by_number_with_number():
+    net = TensorItemSetByItemWithNumber()
+    input_1d_np = onp.ndarray([1]).astype(onp.float32)
+    input_1d_ms = Tensor(input_1d_np, mstype.float32)
+
+    input_3d_np = onp.arange(60).reshape(3, 4, 5).astype(onp.int32)
+    input_3d_ms = Tensor(input_3d_np, mstype.float32)
+
+    index_np_1, index_np_2, index_np_3, index_np_4 = 0, 30, 60, 2.0
+    value_np_1, value_np_2 = 1, 2.0
+
+    output_1d_ms_1 = net(input_1d_ms, index_np_1, value_np_1)
+    output_1d_ms_2 = net(input_1d_ms, index_np_1, value_np_2)
+    output_3d_ms_1 = net(input_3d_ms, index_np_1, value_np_1)
+    output_3d_ms_2 = net(output_3d_ms_1, index_np_1, value_np_2)
+    output_3d_ms_3 = net(output_3d_ms_2, index_np_2, value_np_1)
+    output_3d_ms_4 = net(output_3d_ms_3, index_np_2, value_np_2)
+
+    input_1d_np.itemset(index_np_1, value_np_1)
+    assert onp.all(output_1d_ms_1.asnumpy() == input_1d_np)
+    input_1d_np.itemset(index_np_1, value_np_2)
+    assert onp.all(output_1d_ms_2.asnumpy() == input_1d_np)
+    input_3d_np.itemset(index_np_1, value_np_1)
+    assert onp.all(output_3d_ms_1.asnumpy() == input_3d_np)
+    input_3d_np.itemset(index_np_1, value_np_2)
+    assert onp.all(output_3d_ms_2.asnumpy() == input_3d_np)
+    input_3d_np.itemset(index_np_2, value_np_1)
+    assert onp.all(output_3d_ms_3.asnumpy() == input_3d_np)
+    input_3d_np.itemset(index_np_2, value_np_2)
+    assert onp.all(output_3d_ms_4.asnumpy() == input_3d_np)
+
+    with pytest.raises(IndexError):
+        net(input_1d_ms, index_np_2, value_np_1)
+    with pytest.raises(IndexError):
+        net(input_1d_ms, index_np_2, value_np_2)
+    with pytest.raises(TypeError):
+        net(input_1d_ms, index_np_4, value_np_1)
+    with pytest.raises(TypeError):
+        net(input_1d_ms, index_np_4, value_np_2)
+    with pytest.raises(IndexError):
+        net(input_3d_ms, index_np_3, value_np_1)
+    with pytest.raises(IndexError):
+        net(input_3d_ms, index_np_3, value_np_2)
+    with pytest.raises(TypeError):
+        net(input_3d_ms, index_np_4, value_np_1)
+    with pytest.raises(TypeError):
+        net(input_3d_ms, index_np_4, value_np_2)
+
+
+@pytest.mark.level0
+@pytest.mark.platform_arm_ascend_training
+@pytest.mark.platform_x86_ascend_training
+@pytest.mark.platform_x86_gpu_training
+@pytest.mark.env_onecard
+def test_itemset_by_tuple_with_number():
+    net = TensorItemSetByItemWithNumber()
+    input_1d_np = onp.ndarray([1]).astype(onp.float32)
+    input_1d_ms = Tensor(input_1d_np, mstype.float32)
+
+    input_3d_np = onp.arange(60).reshape(3, 4, 5).astype(onp.int32)
+    input_3d_ms = Tensor(input_3d_np, mstype.float32)
+
+    index_np_1, index_np_2, index_np_3, index_np_4, index_np_5 = (0,), (1, 2), (1, 1, 0), (3, 4, 5), (1, 2, 3, 4)
+    value_np_1, value_np_2 = 1, 2.0
+
+    output_1d_ms_1 = net(input_1d_ms, index_np_1, value_np_1)
+    input_1d_np.itemset(index_np_1, value_np_1)
+    assert onp.all(output_1d_ms_1.asnumpy() == input_1d_np)
+
+    output_1d_ms_2 = net(input_1d_ms, index_np_1, value_np_2)
+    input_1d_np.itemset(index_np_1, value_np_2)
+    assert onp.all(output_1d_ms_2.asnumpy() == input_1d_np)
+
+    output_3d_ms_1 = net(input_3d_ms, index_np_3, value_np_1)
+    input_3d_np.itemset(index_np_3, value_np_1)
+    assert onp.all(output_3d_ms_1.asnumpy() == input_3d_np)
+
+    output_3d_ms_2 = net(input_3d_ms, index_np_3, value_np_2)
+    input_3d_np.itemset(index_np_3, value_np_2)
+    assert onp.all(output_3d_ms_2.asnumpy() == input_3d_np)
+
+    with pytest.raises(ValueError):
+        net(input_1d_ms, index_np_2, value_np_1)
+    with pytest.raises(ValueError):
+        net(input_1d_ms, index_np_2, value_np_2)
+    with pytest.raises(ValueError):
+        net(input_3d_ms, index_np_1, value_np_1)
+    with pytest.raises(ValueError):
+        net(input_3d_ms, index_np_1, value_np_2)
+    with pytest.raises(ValueError):
+        net(input_3d_ms, index_np_2, value_np_1)
+    with pytest.raises(ValueError):
+        net(input_3d_ms, index_np_2, value_np_2)
+    with pytest.raises(IndexError):
+        net(input_3d_ms, index_np_4, value_np_1)
+    with pytest.raises(IndexError):
+        net(input_3d_ms, index_np_4, value_np_2)
+    with pytest.raises(ValueError):
+        net(input_3d_ms, index_np_5, value_np_1)
+    with pytest.raises(ValueError):
+        net(input_3d_ms, index_np_5, value_np_2)

tests/ut/python/ops/test_tensor_getitem.py

@@ -20,6 +20,10 @@ from mindspore import Tensor
 from mindspore import context
 from mindspore import dtype as mstype
 from mindspore.nn import Cell
+from ....mindspore_test_framework.mindspore_test import mindspore_test
+from ....mindspore_test_framework.pipeline.forward.compile_forward \
+    import pipeline_for_compile_forward_ge_graph_for_case_by_case_config, \
+    pipeline_for_compile_forward_ge_graph_for_case_by_case_config_exception
 
 
 class NetWorkFancyIndex(Cell):
@@ -31,6 +35,18 @@ class NetWorkFancyIndex(Cell):
         return tensor[self.index]
 
 
+class TensorItemByNone(Cell):
+    def construct(self, tensor):
+        ret = tensor.item()
+        return ret
+
+
+class TensorItemByItem(Cell):
+    def construct(self, tensor, index):
+        ret = tensor.item(index)
+        return ret
+
+
 def test_tensor_fancy_index_integer_list():
     context.set_context(mode=context.GRAPH_MODE, save_graphs=True)
     index = [0, 2, 1]
@@ -102,3 +118,72 @@ def test_tensor_fancy_index_integer_list_tuple_bool_mixed_error():
     input_me = Tensor(input_np, dtype=mstype.float32)
     with pytest.raises(IndexError):
         net(input_me)
+
+
+input_1d_np = np.ndarray([1]).astype(np.float32)
+input_1d_ms = Tensor(input_1d_np, mstype.float32)
+input_3d_np = np.random.randint(3, size=(3, 4, 5)).astype(np.int32)
+input_3d_ms = Tensor(input_3d_np, mstype.float32)
+index_np_1, index_np_2, index_np_3, index_np_4 = 0, 1.0, 30, 60
+tuple_index_np_1, tuple_index_np_2, tuple_index_np_3, tuple_index_np_4, tuple_index_np_5 = \
+    (0,), (1, 2), (1, 2, 3), (3, 4, 4), (1, 2, 3, 4)
+
+test_cases = [
+    ('TensorItemByNone', {'block': TensorItemByNone(), 'desc_inputs': [input_1d_ms],}),
+    ('1dTensorItemByInt', {'block': TensorItemByItem(), 'desc_inputs': [input_1d_ms, index_np_1],}),
+    ('3dTensorItemByInt', {'block': TensorItemByItem(), 'desc_inputs': [input_3d_ms, index_np_1],}),
+    ('3dTensorItemByInt2', {'block': TensorItemByItem(), 'desc_inputs': [input_3d_ms, index_np_3],}),
+    ('1dTensorItemByTuple', {'block': TensorItemByItem(), 'desc_inputs': [input_1d_ms, tuple_index_np_1],}),
+    ('3dTensorItemByTuple', {'block': TensorItemByItem(), 'desc_inputs': [input_3d_ms, tuple_index_np_3],}),
+]
+
+
+test_error_cases = [
+    ('TensorItemByNoneForMulDimsTensor', {
+        'block': (TensorItemByNone(), {'exception': ValueError}),
+        'desc_inputs': [input_3d_ms]
+    }),
+    ('TensorItemByFloatError', {
+        'block': (TensorItemByItem(), {'exception': TypeError}),
+        'desc_inputs': [input_1d_ms, index_np_2]
+    }),
+    ('TensorItemByFloatError2', {
+        'block': (TensorItemByItem(), {'exception': TypeError}),
+        'desc_inputs': [input_3d_ms, index_np_2]
+    }),
+    ('TensorItemByIntOverBoundary', {
+        'block': (TensorItemByItem(), {'exception': IndexError}),
+        'desc_inputs': [input_1d_ms, index_np_3]
+    }),
+    ('TensorItemByIntOverBoundary2', {
+        'block': (TensorItemByItem(), {'exception': IndexError}),
+        'desc_inputs': [input_3d_ms, index_np_4]
+    }),
+    ('1dTensorItemBy2dTuple', {
+        'block': (TensorItemByItem(), {'exception': ValueError}),
+        'desc_inputs': [input_1d_ms, tuple_index_np_2]
+    }),
+    ('3dTensorItemBy2dTuple', {
+        'block': (TensorItemByItem(), {'exception': ValueError}),
+        'desc_inputs': [input_3d_ms, tuple_index_np_2]
+    }),
+    ('3dTensorItemBy3dTupleOutOfBoundary', {
+        'block': (TensorItemByItem(), {'exception': IndexError}),
+        'desc_inputs': [input_3d_ms, tuple_index_np_4]
+    }),
+    ('3dTensorItemBy4dTuple', {
+        'block': (TensorItemByItem(), {'exception': ValueError}),
+        'desc_inputs': [input_3d_ms, tuple_index_np_5]
+    })
+]
+
+
+@mindspore_test(pipeline_for_compile_forward_ge_graph_for_case_by_case_config)
+def test_exec():
+    context.set_context(mode=context.GRAPH_MODE)
+    return test_cases
+
+
+@mindspore_test(pipeline_for_compile_forward_ge_graph_for_case_by_case_config_exception)
+def test_check_exception():
+    return test_error_cases

tests/ut/python/ops/test_tensor_slice.py

@@ -639,6 +639,30 @@ class TensorAssignWithBoolTensorIndex2Error(Cell):
         return a
 
 
+class TensorItemSetWithNumber(Cell):
+    def construct(self, tensor, number_value):
+        ret = tensor.itemset(number_value)
+        return ret
+
+
+class TensorItemSetByItemWithNumber(Cell):
+    def construct(self, tensor, index, number_value):
+        ret = tensor.itemset(index, number_value)
+        return ret
+
+
+input_1d_np = np.ndarray([1]).astype(np.float32)
+input_1d_ms = Tensor(input_1d_np, mstype.float32)
+
+input_3d_np = np.random.randint(3, size=(3, 4, 5)).astype(np.int32)
+input_3d_ms = Tensor(input_3d_np, mstype.float32)
+
+index_np_1, index_np_2, index_np_3, index_np_4 = 0, 30, 60, 2.0
+tuple_index_np_1, tuple_index_np_2, tuple_index_np_3, tuple_index_np_4, tuple_index_np_5 = \
+    (0,), (1, 2), (1, 2, 3), (3, 4, 4), (1, 2, 3, 4)
+value_np_1, value_np_2 = 1, 2.0
+
+
 a = np.arange(60).reshape(3, 4, 5)
 ck = np.arange(60).reshape(3, 4, 5)
 a4 = np.arange(60).reshape(3, 2, 2, 5)
@@ -934,9 +958,57 @@ test_cases = [
                         Tensor(np.random.randint(4, size=(4, 5)), mstype.int32),
                         Tensor(np.random.randint(3, size=(2, 1, 4, 5)), mstype.int32)],
     }),
+    ('1dTensorItemSetWithInt', {
+        'block': TensorItemSetWithNumber(),
+        'desc_inputs': [input_1d_ms, value_np_1]
+    }),
+    ('1dTensorItemSetWithFloat', {
+        'block': TensorItemSetWithNumber(),
+        'desc_inputs': [input_1d_ms, value_np_2]
+    }),
+    ('1dTensorItemSetByIntWithInt', {
+        'block': TensorItemSetByItemWithNumber(),
+        'desc_inputs': [input_1d_ms, index_np_1, value_np_1]
+    }),
+    ('1dTensorItemSetByIntWithFloat', {
+        'block': TensorItemSetByItemWithNumber(),
+        'desc_inputs': [input_1d_ms, index_np_1, value_np_2]
+    }),
+    ('3dTensorItemSetByIntWithInt', {
+        'block': TensorItemSetByItemWithNumber(),
+        'desc_inputs': [input_3d_ms, index_np_1, value_np_1]
+    }),
+    ('3dTensorItemSetByIntWithFloat', {
+        'block': TensorItemSetByItemWithNumber(),
+        'desc_inputs': [input_3d_ms, index_np_1, value_np_2]
+    }),
+    ('3dTensorItemSetByIntWithInt2', {
+        'block': TensorItemSetByItemWithNumber(),
+        'desc_inputs': [input_3d_ms, index_np_2, value_np_1]
+    }),
+    ('3dTensorItemSetByIntWithFloat2', {
+        'block': TensorItemSetByItemWithNumber(),
+        'desc_inputs': [input_3d_ms, index_np_2, value_np_2]
+    }),
+    ('1dTensorItemSetBy1dTupleWithInt', {
+        'block': TensorItemSetByItemWithNumber(),
+        'desc_inputs': [input_1d_ms, tuple_index_np_1, value_np_1]
+    }),
+    ('1dTensorItemSetBy1dTupleWithFloat', {
+        'block': TensorItemSetByItemWithNumber(),
+        'desc_inputs': [input_1d_ms, tuple_index_np_1, value_np_2]
+    }),
+    ('3dTensorItemSetBy3dTupleWithInt', {
+        'block': TensorItemSetByItemWithNumber(),
+        'desc_inputs': [input_3d_ms, tuple_index_np_3, value_np_1]
+    }),
+    ('3dTensorItemSetBy3dTupleWithFloat', {
+        'block': TensorItemSetByItemWithNumber(),
+        'desc_inputs': [input_3d_ms, tuple_index_np_3, value_np_2]
+    }),
 ]
 
-raise_error_set = [
+test_error_cases = [
     ('TensorGetItemByOneTensorDtypeError', {
         'block': (TensorGetItemByOneTensor(), {'exception': IndexError}),
         'desc_inputs': [Tensor(np.arange(6 * 7 * 8).reshape((6, 7, 8)), mstype.int32),
@@ -1137,6 +1209,86 @@ raise_error_set = [
         'desc_inputs': [Tensor(np.random.randint(3, size=(3, 4, 5)), mstype.float32),
                         Tensor(np.random.randint(4, size=(4, 5)), mstype.int32),
                         Tensor(np.random.randint(3, size=(2, 1, 4, 5)), mstype.int32)],
+    }),
+    ('3dTensorItemSetWithInt', {
+        'block': (TensorItemSetWithNumber(), {'exception': IndexError}),
+        'desc_inputs': [input_3d_ms, value_np_1]
+    }),
+    ('3dTensorItemSetWithFloat', {
+        'block': (TensorItemSetWithNumber(), {'exception': IndexError}),
+        'desc_inputs': [input_3d_ms, value_np_2]
+    }),
+    ('1dTensorItemSetByOverflowIntWithInt', {
+        'block': (TensorItemSetByItemWithNumber(), {'exception': IndexError}),
+        'desc_inputs': [input_1d_ms, index_np_2, value_np_1]
+    }),
+    ('1dTensorItemSetByOverflowIntWithFloat', {
+        'block': (TensorItemSetByItemWithNumber(), {'exception': IndexError}),
+        'desc_inputs': [input_1d_ms, index_np_2, value_np_2]
+    }),
+    ('1dTensorItemSetByFloatWithInt', {
+        'block': (TensorItemSetByItemWithNumber(), {'exception': TypeError}),
+        'desc_inputs': [input_1d_ms, index_np_4, value_np_1]
+    }),
+    ('1dTensorItemSetByFLoatWithFloat', {
+        'block': (TensorItemSetByItemWithNumber(), {'exception': TypeError}),
+        'desc_inputs': [input_1d_ms, index_np_4, value_np_2]
+    }),
+    ('3dTensorItemSetByOverflowIntWithInt', {
+        'block': (TensorItemSetByItemWithNumber(), {'exception': IndexError}),
+        'desc_inputs': [input_3d_ms, index_np_3, value_np_1]
+    }),
+    ('3dTensorItemSetByOverflowIntWithFloat', {
+        'block': (TensorItemSetByItemWithNumber(), {'exception': IndexError}),
+        'desc_inputs': [input_3d_ms, index_np_3, value_np_2]
+    }),
+    ('3dTensorItemSetByFloatIntWithInt', {
+        'block': (TensorItemSetByItemWithNumber(), {'exception': TypeError}),
+        'desc_inputs': [input_3d_ms, index_np_4, value_np_1]
+    }),
+    ('3dTensorItemSetByFloatWithFloat', {
+        'block': (TensorItemSetByItemWithNumber(), {'exception': TypeError}),
+        'desc_inputs': [input_3d_ms, index_np_4, value_np_2]
+    }),
+    ('1dTensorItemSetBy2dTupleWithFloat', {
+        'block': (TensorItemSetByItemWithNumber(), {'exception': ValueError}),
+        'desc_inputs': [input_1d_ms, tuple_index_np_2, value_np_1]
+    }),
+    ('1dTensorItemSetBy2dTupleWithFloat', {
+        'block': (TensorItemSetByItemWithNumber(), {'exception': ValueError}),
+        'desc_inputs': [input_1d_ms, tuple_index_np_2, value_np_2]
+    }),
+    ('3dTensorItemSetBy1dTupleWithFloat', {
+        'block': (TensorItemSetByItemWithNumber(), {'exception': ValueError}),
+        'desc_inputs': [input_3d_ms, tuple_index_np_1, value_np_1]
+    }),
+    ('3dTensorItemSetBy1dTupleWithFloat', {
+        'block': (TensorItemSetByItemWithNumber(), {'exception': ValueError}),
+        'desc_inputs': [input_3d_ms, tuple_index_np_1, value_np_2]
+    }),
+    ('3dTensorItemSetBy2dTupleWithFloat', {
+        'block': (TensorItemSetByItemWithNumber(), {'exception': ValueError}),
+        'desc_inputs': [input_3d_ms, tuple_index_np_2, value_np_1]
+    }),
+    ('3dTensorItemSetBy2dTupleWithFloat', {
+        'block': (TensorItemSetByItemWithNumber(), {'exception': ValueError}),
+        'desc_inputs': [input_3d_ms, tuple_index_np_2, value_np_2]
+    }),
+    ('3dTensorItemSetBy3dTupleOverFloawWithFloat', {
+        'block': (TensorItemSetByItemWithNumber(), {'exception': ValueError}),
+        'desc_inputs': [input_3d_ms, tuple_index_np_4, value_np_1]
+    }),
+    ('3dTensorItemSetBy3dTupleOverFloawWithFloat', {
+        'block': (TensorItemSetByItemWithNumber(), {'exception': ValueError}),
+        'desc_inputs': [input_3d_ms, tuple_index_np_4, value_np_2]
+    }),
+    ('3dTensorItemSetBy4dTupleWithFloat', {
+        'block': (TensorItemSetByItemWithNumber(), {'exception': ValueError}),
+        'desc_inputs': [input_3d_ms, tuple_index_np_5, value_np_1]
+    }),
+    ('3dTensorItemSetBy4dTupleWithFloat', {
+        'block': (TensorItemSetByItemWithNumber(), {'exception': ValueError}),
+        'desc_inputs': [input_3d_ms, tuple_index_np_5, value_np_2]
     })
 ]
 
@@ -1149,7 +1301,7 @@ def test_exec():
 
 @mindspore_test(pipeline_for_compile_forward_ge_graph_for_case_by_case_config_exception)
 def test_check_exception():
-    return raise_error_set
+    return test_error_cases
 
 
 def test_tensor_slice_reduce_out_of_bounds_neg():