[update] minor performance improvement

Animenosekai · Aug 15, 2023 · 54443e1 · 54443e1
1 parent 45c4c27
commit 54443e1
Showing 1 changed file with 1 addition and 1 deletion.
diff --git a/cain/types/__init__.py b/cain/types/__init__.py
@@ -54,7 +54,7 @@ def retrieve_type(datatype: typing.Union[typing.Type[model.Datatype],
 
  datatype = typing.get_origin(datatype) or datatype
 
- if datatype == typing.Union:
+ if datatype is typing.Union:
  return Union, type_args
 
  if datatype is None or datatype is NONE_TYPE: