Why Python 4.0 won't be like Python 3.0
Sep 25, 2014, 10:00 (1 Talkback[s])
Re-Imagining Linux Platforms to Meet the Needs of Cloud Service Providers
Newcomers to python-ideas occasionally make reference to the idea of "Python 4000" when proposing backwards incompatible changes that don't offer a clear migration path from currently legal Python 3 code. After all, we allowed that kind of change for Python 3.0, so why wouldn't we allow it for Python 4.0?