Prevent crash on generic NamedTuple with unresolved typevar bound

python · Feb 2, 2025 · fc2ab45 · fc2ab45
1 parent f44a60d
commit fc2ab45
Showing 1 changed file with 3 additions and 0 deletions.
diff --git a/mypy/semanal_shared.py b/mypy/semanal_shared.py
@@ -364,6 +364,9 @@ class HasPlaceholders(BoolTypeQuery):
     def __init__(self) -> None:
         super().__init__(ANY_STRATEGY)
 
+    def visit_tuple_type(self, t: TupleType, /) -> bool:
+        return super().visit_tuple_type(t) or t.partial_fallback.accept(self)
+
     def visit_placeholder_type(self, t: PlaceholderType) -> bool:
         return True