[ME] Add deprecated warning when the user does not set a name for the parameter.

mindspore/common/parameter.py

@@ -17,6 +17,7 @@
 from copy import copy
 import numbers
 import numpy as np
+from mindspore import log as logger
 from .._c_expression import ParamInfo
 from . import dtype as mstype
 from .. import context
@@ -332,7 +333,9 @@ class Parameter(Tensor_):
                 raise RuntimeError("The dims of parameter '{}' must be 2, but got {}."
                                    .format(self.name, len(self.shape)))
             _reinsert_hash_table_size(name_, self.param_info.name, self.shape[0], self.shape[1])
-
+        if name_ == PARAMETER_NAME_DEFAULT:
+            logger.warning("The parameter definition is deprecated.\n"
+                           "Please set a unique name for the parameter '{}'.". format(self))
         self.param_info.name = name_
 
     @property

mindspore/nn/cell.py

@@ -565,6 +565,8 @@ class Cell(Cell_):
                 continue
             exist_objs.add(item)
             if item.name == PARAMETER_NAME_DEFAULT:
+                logger.warning("The parameter definition is deprecated.\n"
+                               "Please set a unique name for the parameter in ParameterTuple '{}'.". format(value))
                 item.name = item.name + "$" + str(self._id)
                 self._id += 1
             self.insert_param_to_cell(item.name, item, check_name_contain_dot=False)