Use appropriate semantics in __eq__

Author: johnslavik

Lib/annotationlib.py

@@ -280,7 +280,12 @@ def __eq__(self, other):
             and self.__globals__ is other.__globals__
             and self.__forward_is_class__ == other.__forward_is_class__
             # Two separate cells are always considered unequal in forward refs.
-            and self.__cell__ is other.__cell__
+            and (
+                dict(zip(self.__cell__, map(id, self.__cell__.values())))
+                == dict(zip(other.__cell__, map(id, other.__cell__.values())))
+                if isinstance(self.__cell__, dict) and isinstance(other.__cell__, dict)
+                else self.__cell__ is other.__cell__
+            )
             and self.__owner__ == other.__owner__
             and (
                 (tuple(sorted(self.__extra_names__.items())) if self.__extra_names__ else None) ==
@@ -294,7 +299,7 @@ def __hash__(self):
             self.__forward_module__,
             id(self.__globals__),  # dictionaries are not hashable, so hash by identity
             self.__forward_is_class__,
-            (  # cells are mutable and not hashable as well
+            (  # cells are not hashable as well
                 tuple(sorted([(name, id(cell)) for name, cell in self.__cell__.items()]))
                 if isinstance(self.__cell__, dict) else id(self.__cell__),
             ),