Environment

• Hardware Environment(Ascend/GPU/CPU):

Uncomment only one /device <> line, hit enter to put that in a new line, and remove leading whitespaces from that line:
/device cpu

• Software Environment:
  -- MindSpore version (source or binary):commit_id = ''[sha1]:7f6c6184,[branch]:(HEAD,origin/master,origin/HEAD,master)''
  -- Python version (e.g., Python 3.7.5):Python 3.7.5
  -- OS platform and distribution (e.g., Linux Ubuntu 16.04):Ubuntu 18.04
  -- GCC/Compiler version (if compiled from source):

Related testcase

test_ms_usability_api_0001

Steps to reproduce the issue

1.https://www.mindspore.cn/docs/api/zh-CN/master/api_python/ops/mindspore.ops.InsertGradientOf.html#mindspore.ops.InsertGradientOf
示例在ascend上不通

2.https://www.mindspore.cn/docs/api/zh-CN/master/api_python/ops/mindspore.ops.SparseToDense.html#mindspore.ops.SparseToDense
示例结果不一致

3.https://www.mindspore.cn/docs/api/zh-CN/master/api_python/ops/mindspore.ops.SparseTensorDenseMatmul.html#mindspore.ops.SparseTensorDenseMatmul
示例结果不一致

4.https://www.mindspore.cn/docs/api/zh-CN/master/api_python/ops/mindspore.ops.IndexAdd.html#mindspore.ops.IndexAdd
示例在ascend上不通

Describe the current behavior

存在示例问题

Describe the expected behavior

修改示例

Related log / screenshot

如上

Special notes for this issue

mindspore.ops文档描述存在示例问题