🎨 Tweak types for Python 3.9 and below

10 months ago · 49492b0efc
1 changed files with 1 additions and 1 deletions
--- a/fastapi/utils.py
+++ b/fastapi/utils.py
@ -79,7 +79,7 @@ def create_model_field(
    class_validators: Optional[Dict[str, Validator]] = None,
    default: Optional[Any] = Undefined,
    required: Union[bool, UndefinedType] = Undefined,
-    model_config: Type[BaseConfig] | None = None,
+    model_config: Union[Type[BaseConfig], None] = None,
    field_info: Optional[FieldInfo] = None,
    alias: Optional[str] = None,
    mode: Literal["validation", "serialization"] = "validation",