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Viicos · Viicos · commit 86fe4cc79fcb · 2024-10-10T20:57:29.000+02:00
diff --git a/pydantic/_internal/_namespace_utils.py b/pydantic/_internal/_namespace_utils.py
@@ -59,6 +59,8 @@ def get_module_ns_of(obj: Any) -> dict[str, Any]:
     return {}
 
 
+# Note that this class is almost identical to `collections.ChainMap`, but need to enforce
+# immutable mappings here:
 class LazyLocalNamespace(Mapping[str, Any]):
     """A lazily evaluated mapping, to be used as the `locals` argument during annotations evaluation.
 
@@ -83,7 +85,7 @@ def __init__(self, *namespaces: MappingNamespace) -> None:
         self._namespaces = namespaces
 
     @cached_property
-    def data(self) -> Mapping[str, Any]:
+    def data(self) -> dict[str, Any]:
         return {k: v for ns in self._namespaces for k, v in ns.items()}
 
     def __len__(self) -> int:
diff --git a/pydantic/type_adapter.py b/pydantic/type_adapter.py
@@ -86,11 +86,11 @@ def _get_schema(type_: Any, config_wrapper: _config.ConfigWrapper, parent_depth:
 
     But at the very least this behavior is _subtly_ different from `BaseModel`'s.
     """
-    local_ns = _typing_extra.parent_frame_namespace(parent_depth=parent_depth)
+    localns = _typing_extra.parent_frame_namespace(parent_depth=parent_depth)
     globalns = sys._getframe(max(parent_depth - 1, 1)).f_globals
     ns_resolver = _namespace_utils.NsResolver(
-        namespaces_tuple=_namespace_utils.NamespacesTuple(globalns, local_ns or {}),
-        parent_namespace=local_ns,
+        namespaces_tuple=_namespace_utils.NamespacesTuple(globalns, localns or {}),
+        parent_namespace=localns,
     )
     gen = _generate_schema.GenerateSchema(config_wrapper, ns_resolver=ns_resolver, typevars_map={})
     schema = gen.generate_schema(type_)
