Fix branching

fastapi · May 20, 2024 · 5facc11 · 5facc11
1 parent 36c4439
commit 5facc11
Showing 1 changed file with 2 additions and 6 deletions.
diff --git a/typer/_typing.py b/typer/_typing.py
@@ -368,15 +368,11 @@ def is_callable_type(type_: Type[Any]) -> bool:
 
 
 def is_literal_type(type_: Type[Any]) -> bool:
-    return (
-        Literal is not None
-        and hasattr(type_, "__values__")
-        and type_ == Literal[type_.__values__]
-    )
+    return Literal is not None and get_origin(type_) is Literal
 
 
 def literal_values(type_: Type[Any]) -> Tuple[Any, ...]:
-    return type_.__values__
+    return get_args(type_)
 
 
 def all_literal_values(type_: Type[Any]) -> Tuple[Any, ...]: