Allow None when Any or object is in Union

Resolves pydantic#3444
tharradine · Nov 25, 2021 · 6ecbf1b · 6ecbf1b
1 parent 0f9d5fe
commit 6ecbf1b
Showing 1 changed file with 2 additions and 1 deletion.
diff --git a/pydantic/fields.py b/pydantic/fields.py
@@ -563,10 +563,11 @@ def _type_analysis(self) -> None:  # noqa: C901 (ignore complexity)
         if is_union_origin(origin):
             types_ = []
             for type_ in get_args(self.type_):
-                if type_ is NoneType:
+                if type_ is NoneType or type_ is Any or type_ is object:
                     if self.required is Undefined:
                         self.required = False
                     self.allow_none = True
+                if type_ is NoneType:
                     continue
                 types_.append(type_)