cause issue

jacobtylerwalls · Jul 13, 2024 · fbdd3ef · fbdd3ef
1 parent b2b8242
commit fbdd3ef
Showing 1 changed file with 1 addition and 1 deletion.
diff --git a/astroid/util.py b/astroid/util.py
@@ -108,7 +108,7 @@ def __str__(self) -> str:
         return msg.format(self.op, self.left_type.name, self.right_type.name)
 
 
-def _instancecheck(cls, other) -> bool:
+def _instancecheck(cls, other=[]) -> bool:
     wrapped = cls.__wrapped__
     other_cls = other.__class__
     is_instance_of = wrapped is other_cls or issubclass(other_cls, wrapped)