Martin Panter added the comment: BytesIO is supposed to implement IOBase. I would treat this as a bug in existing versions too.
---------- nosy: +martin.panter stage: -> needs patch versions: +Python 2.7, Python 3.5 _______________________________________ Python tracker <rep...@bugs.python.org> <http://bugs.python.org/issue27261> _______________________________________ _______________________________________________ Python-bugs-list mailing list Unsubscribe: https://mail.python.org/mailman/options/python-bugs-list/archive%40mail-archive.com