text_combined: apbrcdivmodcom 0834 pm rsgairznaminusorg wrote martin v lwis wrote seem implying projects may release separate source distributions imagine somebody would want thats odd cant imagine anybody would want python 2 going around long time user going want pay migration cost users library packages loudly demand continued support longterm maintenance complete fork software 2 subtly different languages backporting every single change effectively doubles amount work best case certainly cant afford twisted inserting hacks annotating code extra metadata py3 case 2to3 something _already_ maintain compatibility multiple python versions one piece software guido personally explained least 2 keynote speeches several blog posts several mailing list messages maintaining single source release translating way manage python 3 transition anything small project application thats true leaf dependency graph burn bridges solution available anyone one person using code code simply ui happy found reason emphatically agree martin wed 06 aug 2008 153520 0000 pythondev breaking distutils pypi python 3000