I think the thing to do is to reopen http://bugs.python.org/issue21159 mark it as a regression and try to get this reverted upstream. Include a list of upstreams that are broken by this, if you have them. Can you do that? I will nosy on the issue.
** Bug watch added: Python Roundup #21159 http://bugs.python.org/issue21159 -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1504288 Title: Test suite failure with Python 3.4 & 3.5 To manage notifications about this bug go to: https://bugs.launchpad.net/configglue/+bug/1504288/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs