add exception raises for inplace ops

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

@@ -639,6 +639,7 @@ mindspore.Tensor
 
         - **TypeError** - `indices` 不是int或tuple。
         - **TypeError** - `indices` 是元组，但是其中的元素不是int。
+        - **ValueError** - Tensor的shape与 `v` 的shape不同。
 
     .. py:method:: inplace_sub(v, indices)
 
@@ -660,6 +661,7 @@ mindspore.Tensor
 
         - **TypeError** - `indices` 不是int或tuple。
         - **TypeError** - `indices` 是元组，但是其中的元素不是int。
+        - **ValueError** - Tensor的shape与 `v` 的shape不同。
 
     .. py:method:: inplace_update(v, indices)
 
@@ -681,6 +683,7 @@ mindspore.Tensor
 
         - **TypeError** - `indices` 不是int或tuple。
         - **TypeError** - `indices` 是元组，但是其中的元素不是int。
+        - **ValueError** - Tensor的shape与 `v` 的shape不同。
 
     .. py:method:: intopk(x, k)
 

mindspore/python/mindspore/common/tensor.py

@@ -2088,6 +2088,11 @@ class Tensor(Tensor_):
         Returns:
             Tensor, with updated values.
 
+        Raises:
+            TypeError: if indices is not int or tuple.
+            TypeError: if indices is tuple but any of its element is not int.
+            ValueError: the Tensor shape is different from that of v.
+
         Supported Platforms:
             ``Ascend`` ``CPU``
 
@@ -2119,6 +2124,11 @@ class Tensor(Tensor_):
         Returns:
             Tensor, with values after adding.
 
+        Raises:
+            TypeError: if indices is not int or tuple.
+            TypeError: if indices is tuple but any of its element is not int.
+            ValueError: the Tensor shape is different from that of v.
+
         Supported Platforms:
             ``Ascend`` ``CPU``
 
@@ -2150,6 +2160,11 @@ class Tensor(Tensor_):
         Returns:
             Tensor, with values after subtracting.
 
+        Raises:
+            TypeError: if indices is not int or tuple.
+            TypeError: if indices is tuple but any of its element is not int.
+            ValueError: the Tensor shape is different from that of v.
+
         Supported Platforms:
             ``Ascend`` ``CPU``