Łukasz Langa <lukasz@langa.pl> added the comment: New changeset 5374fbc31446364bf5f12e5ab88c5493c35eaf04 by Miss Islington (bot) in branch '3.9': bpo-36384: Leading zeros in IPv4 addresses are no longer tolerated (GH-25099) (GH-25815) https://github.com/python/cpython/commit/5374fbc31446364bf5f12e5ab88c5493c35... ---------- _______________________________________ Python tracker <report@bugs.python.org> <https://bugs.python.org/issue36384> _______________________________________