diff --git a/mindspore/_checkparam.py b/mindspore/_checkparam.py
index dba1c13b3b77955ef2b99444b131d380fb90e169..9ecf0c9e2495db992bca653c86ee928a6bc8a31a 100644
--- a/mindspore/_checkparam.py
+++ b/mindspore/_checkparam.py
@@ -305,9 +305,9 @@ class Validator:
         msg_prefix = f'For \'{prim_name}\' the' if prim_name else 'The'
         if len(valid_types) == 1:
             raise TypeError(f'{msg_prefix} type of `{arg_name}` should be {type_names[0]},'
-                             f' but got {get_typename(arg_type)}.')
+                            f' but got {get_typename(arg_type)}.')
         raise TypeError(f'{msg_prefix} type of `{arg_name}` should be one of {type_names},'
-                         f' but got {get_typename(arg_type)}.')
+                        f' but got {get_typename(arg_type)}.')
 
     @staticmethod
     def check_float_legal_value(arg_name, arg_value, prim_name):
@@ -418,7 +418,7 @@ class ParamValidator:
             type_names = [t.__name__ for t in valid_types]
             num_types = len(valid_types)
             raise TypeError(f'The type of `{arg_name}` should be {"one of " if num_types > 1 else ""}'
-                             f'{type_names if num_types > 1 else type_names[0]}, but got {type(arg_value).__name__}.')
+                            f'{type_names if num_types > 1 else type_names[0]}, but got {type(arg_value).__name__}.')
 
         if isinstance(arg_value, type(mstype.tensor)):
             arg_value = arg_value.element_type()