!213 Modify profiler api comments for the docs

Merge pull request !213 from wangyue/r0.3_profiler_api_doc

mindinsight/profiler/__init__.py

@@ -13,7 +13,7 @@
 # limitations under the License.
 # ============================================================================
 """
-Profiler Module Introduction
+Profiler Module Introduction.
 
 This module provides Python APIs to enable the profiling of MindSpore neural networks.
 Users can import the mindinsight.profiler.Profiler, initialize the Profiler object to start profiling,

mindinsight/profiler/profiling.py

@@ -37,16 +37,16 @@ class Profiler:
     """
     Performance profiling API.
 
-    Enable MindSpore users to profile the neural network.
+    Enable MindSpore users to profile the performance of neural network.
 
     Args:
-         subgraph (str): Defines which subgraph to monitor and analyse, can be 'all', 'Default', 'Gradients'.
+         subgraph (str): Define which subgraph to monitor and analyse, can be 'all', 'Default', 'Gradients'.
          is_detail (bool): Whether to show profiling data for op_instance level, only show optype level if False.
          is_show_op_path (bool): Whether to save the full path for each op instance.
          output_path (str): Output data path.
-         optypes_to_deal (list): Op type names, the data of which optype should be collected and analysed,
+         optypes_to_deal (list[str]): Op type names, the data of which optype should be collected and analysed,
              will deal with all op if null.
-         optypes_not_deal (list): Op type names, the data of which optype will not be collected and analysed.
+         optypes_not_deal (list[str]): Op type names, the data of which optype will not be collected and analysed.
 
     Examples:
         >>> from mindinsight.profiler import Profiler