Michael Foord <mich...@voidspace.org.uk> added the comment: I think your proposed workaround is good enough and no extra effort to type than the suggested change to assertIsInstance.
-1 on a new method I think the behaviour of isinstance is clear enough that people who misunderstand what assertIsInstance is doing have a problem with basic Python - and will continue to make the mistake whatever we do to assertIsInstance. ---------- _______________________________________ Python tracker <rep...@bugs.python.org> <http://bugs.python.org/issue13387> _______________________________________ _______________________________________________ Python-bugs-list mailing list Unsubscribe: http://mail.python.org/mailman/options/python-bugs-list/archive%40mail-archive.com