add ops.arccos and tensor.arccos

docs/api/api_python/mindspore.ops.function.rst

@@ -146,6 +146,7 @@ mindspore.ops.function
     mindspore.ops.absolute
     mindspore.ops.accumulate_n
     mindspore.ops.acos
+    mindspore.ops.arccos
     mindspore.ops.acosh
     mindspore.ops.add
     mindspore.ops.addcdiv

docs/api/api_python/mindspore/Tensor/mindspore.Tensor.acos.rst

@@ -0,0 +1,6 @@
+mindspore.Tensor.acos
+=====================
+
+.. py:method:: mindspore.Tensor.acos()
+
+    详情请参考 :func:`mindspore.ops.acos`。

docs/api/api_python/mindspore/Tensor/mindspore.Tensor.arccos.rst

@@ -0,0 +1,8 @@
+mindspore.Tensor.arccos
+=======================
+
+.. py:method:: mindspore.Tensor.arccos()
+
+    Tensor.acos()的别名。
+
+    详情请参考 :func:`mindspore.ops.acos`。

docs/api/api_python/mindspore/mindspore.Tensor.rst

@@ -22,6 +22,7 @@ mindspore.Tensor
 
     mindspore.Tensor.abs
     mindspore.Tensor.absolute
+    mindspore.Tensor.acos
     mindspore.Tensor.add
     mindspore.Tensor.addcdiv
     mindspore.Tensor.addcmul
@@ -32,6 +33,7 @@ mindspore.Tensor
     mindspore.Tensor.amin
     mindspore.Tensor.any
     mindspore.Tensor.approximate_equal
+    mindspore.Tensor.arccos
     mindspore.Tensor.arccosh
     mindspore.Tensor.arcsin
     mindspore.Tensor.arcsinh

docs/api/api_python/ops/mindspore.ops.func_absolute.rst

@@ -5,4 +5,4 @@ mindspore.ops.absolute
 
     ops.abs()的别名。
 
-    详情请查看 :func:`mindspore.ops.abs`
+    详情请查看 :func:`mindspore.ops.abs`。

docs/api/api_python/ops/mindspore.ops.func_arccos.rst

@@ -0,0 +1,8 @@
+mindspore.ops.arccos
+====================
+
+.. py:function:: mindspore.ops.arccos(x)
+
+    ops.acos()的别名。
+
+    详情请查看 :func:`mindspore.ops.acos`。

docs/api/api_python_en/Tensor_list.rst

@@ -28,6 +28,7 @@
 
     mindspore.Tensor.abs
     mindspore.Tensor.absolute
+    mindspore.Tensor.acos
     mindspore.Tensor.add
     mindspore.Tensor.addcdiv
     mindspore.Tensor.addcmul
@@ -38,6 +39,7 @@
     mindspore.Tensor.amin
     mindspore.Tensor.any
     mindspore.Tensor.approximate_equal
+    mindspore.Tensor.arccos
     mindspore.Tensor.arccosh
     mindspore.Tensor.arcsin
     mindspore.Tensor.arcsinh

docs/api/api_python_en/mindspore.ops.function.rst

@@ -144,6 +144,7 @@ Element-by-Element Operations
     :template: classtemplate.rst
 
     mindspore.ops.abs
+    mindspore.ops.absolute
     mindspore.ops.accumulate_n
     mindspore.ops.acos
     mindspore.ops.acosh
@@ -151,6 +152,7 @@ Element-by-Element Operations
     mindspore.ops.addcdiv
     mindspore.ops.addcmul
     mindspore.ops.addn
+    mindspore.ops.arccos
     mindspore.ops.arccosh
     mindspore.ops.arcsin
     mindspore.ops.arctan

mindspore/ccsrc/pipeline/jit/resource.cc

@@ -329,6 +329,7 @@ BuiltInTypeMap &GetMethodMap() {
        {"isfinite", std::string("isfinite")},                              // P.isfinite()
        {"cos", std::string("cos")},                                        // cos()
        {"acos", std::string("acos")},                                      // acos()
+       {"arccos", std::string("acos")},                                    // acos()
        {"acosh", std::string("acosh")},                                    // acosh()
        {"sigmoid", std::string("sigmoid")},                                // P.Sigmoid()
        {"addr", std::string("addr")},                                      // addr()

mindspore/python/mindspore/common/tensor.py

@@ -1337,28 +1337,18 @@ class Tensor(Tensor_):
 
     def acos(self):
         r"""
-        Computes arccosine of input tensors element-wise.
-
-        .. math::
-
-            out_i = cos^{-1}(x_i)
-
-        Returns:
-            Tensor, has the same shape as `x`.
-
-        Supported Platforms:
-            ``Ascend`` ``GPU`` ``CPU``
-
-        Examples:
-            >>> from mindspore import Tensor
-            >>> a = Tensor(np.array([0.74, 0.04, 0.30, 0.56]), mindspore.float32)
-            >>> output = a.acos()
-            >>> print(output)
-            [0.737726  1.5307857 1.2661036 0.9764105]
+        For details, please refer to :func:`mindspore.ops.acos`.
         """
         self._init_check()
         return tensor_operator_registry.get('acos')(self)
 
+    def arccos(self):
+        r"""
+        Alias for Tensor.acos().
+        For details, please refer to :func:`mindspore.ops.acos`.
+        """
+        return self.acos()
+
     def cos(self):
         r"""
         Computes cosine of input element-wise.

mindspore/python/mindspore/ops/function/__init__.py

@@ -218,6 +218,7 @@ from .math_func import (
     tan,
     asin,
     acos,
+    arccos,
     atan,
     arcsin,
     arccosh,

mindspore/python/mindspore/ops/function/math_func.py

@@ -1547,6 +1547,14 @@ def acos(x):
     return acos_(x)
 
 
+def arccos(x):
+    """
+    Alias for ops.acos().
+    For details, please refer to :func:`mindspore.ops.acos`.
+    """
+    return acos(x)
+
+
 def atan(x):
     r"""
     Computes the trigonometric inverse tangent of the input element-wise.
@@ -7087,6 +7095,7 @@ __all__ = [
     'tan',
     'asin',
     'acos',
+    'arccos',
     'atan',
     'sinh',
     'cosh',