STINNER Victor <victor.stinner@gmail.com> added the comment: Follow-up: the PEP 538 (bpo-28180) and PEP 540 (bpo-29240) have been accepted and implemented in Python 3.7. Python 3.7 will now use UTF-8 by default for the POSIX locale, and the encoding can be forced to UTF-8 using -X utf8 option. ---------- _______________________________________ Python tracker <report@bugs.python.org> <https://bugs.python.org/issue19847> _______________________________________