Fixes crash on Python3.10-beta.2 and [email protected] (#869)

python · Aug 30, 2021 · c1cbcac · c1cbcac
1 parent ec052c3
commit c1cbcac
Showing 1 changed file with 1 addition and 1 deletion.
diff --git a/typing_extensions/src_py3/typing_extensions.py b/typing_extensions/src_py3/typing_extensions.py
@@ -2392,7 +2392,7 @@ class _ConcatenateGenericAlias(list):
 
     # Trick Generic into looking into this for __parameters__.
     if PEP_560:
-        __class__ = _GenericAlias
+        __class__ = typing._GenericAlias
     elif sys.version_info[:3] == (3, 5, 2):
         __class__ = typing.TypingMeta
     else: