Raymond Hettinger added the comment: New changeset 427cb0aa78813b89a3f100073bf7d70a53510f57 by Miss Skeleton (bot) in branch '3.9': bpo-42127: Document effect of cached_property on key-sharing dictionaries (GH-22930) (GH-22955) https://github.com/python/cpython/commit/427cb0aa78813b89a3f100073bf7d70a535... ---------- _______________________________________ Python tracker https://bugs.python.org/issue42127 _______________________________________