fix typing

pallets · Mar 28, 2022 · b9cebed · b9cebed
1 parent 4c44d11
commit b9cebed
Showing 1 changed file with 1 addition and 1 deletion.
diff --git a/src/flask/wrappers.py b/src/flask/wrappers.py
@@ -123,7 +123,7 @@ def _load_form_data(self) -> None:
 
             attach_enctype_error_multidict(self)
 
-    def on_json_loading_failed(self, e: ValueError) -> t.Any:
+    def on_json_loading_failed(self, e: t.Optional[ValueError]) -> t.Any:
         try:
             return super().on_json_loading_failed(e)
         except BadRequest as e: