Fix missing type() in _is_typing_union

Author: CodeWithSwastik

discord/app/commands.py

@@ -389,7 +389,7 @@ def parse_options(self, params) -> List[Option]:
     def _is_typing_union(self, annotation):
         return (
             getattr(annotation, '__origin__', None) is Union
-            or annotation is getattr(types, "UnionType", Union)
+            or type(annotation) is getattr(types, "UnionType", Union)
         ) # type: ignore
 
     def _is_typing_optional(self, annotation):

discord/ext/commands/core.py

@@ -1022,7 +1022,7 @@ def short_doc(self) -> str:
     def _is_typing_optional(self, annotation: Union[T, Optional[T]]) -> TypeGuard[Optional[T]]:
         return (
             (getattr(annotation, '__origin__', None) is Union
-            or annotation is getattr(types, "UnionType", Union))
+            or type(annotation) is getattr(types, "UnionType", Union))
             and type(None) in annotation.__args__  # type: ignore
         )
     @property