Modify error white list for master

mindspore/common/initializer.py

@@ -502,7 +502,7 @@ def initializer(init, shape=None, dtype=mstype.float32):
         >>> tensor3 = initializer(0, [1, 2, 3], mindspore.float32)
     """
     if not isinstance(init, (Tensor, numbers.Number, str, Initializer)):
-        raise TypeError("The type of the 'init' argument should be 'Tensor', 'number', 'str' "
+        raise TypeError("The type of the 'init' argument should be 'Tensor', 'number', 'string' "
                         "or 'initializer', but got {}.".format(type(init)))
 
     if isinstance(init, Tensor):

mindspore/train/model.py

@@ -257,7 +257,7 @@ class Model:
         if eval_network is not None:
             if eval_indexes is not None and not (isinstance(eval_indexes, list) and len(eval_indexes) == 3):
                 raise ValueError("The argument 'eval_indexes' must be a list or None. If 'eval_indexes' is a list, "
-                                 "length of it must be three. But got {}".format(len(eval_indexes)))
+                                 "length of it must be three. But got 'eval_indexes' {}".format(eval_indexes))
 
             self._eval_network = eval_network
             self._eval_indexes = eval_indexes