Fix backported test

Viicos · Viicos · commit 9e9a11132c98 · 2026-04-20T16:14:43.000+02:00
diff --git a/tests/test_main.py b/tests/test_main.py
@@ -3063,7 +3063,7 @@ class SubAttributeError(AttributeError):
         pass
 
     class Model(BaseModel, from_attributes=True):
-        field: int | None = None
+        field: Union[int, None] = None
 
     class Obj:
         @property
