BTW, my intention was also to set a precedent for future additions to the list. "We did this before" is a great argument to help smooth the path, without bypassing deliberations altogether. On Mar 27, 2014 2:33 AM, "Nick Coghlan" <ncogh...@gmail.com> wrote:
> On 27 March 2014 18:02, Stephen J. Turnbull <step...@xemacs.org> wrote: > > Alex Gaynor writes: > > > > > Here's my proposed list of such featuers: > > > > And suppose that list grows over time? After all, it once was []. > > > > If we go for a feature-by-feature list, that has two more-or-less > > hidden costs. (1) Python-Dev has to specify which ones, and either > > risks a new specification debate in the future, or needs to spend > > time now describing criteria and processes for extending the list. > > It's not a hidden cost - it's a deliberately chosen one. Guido was > wary of an open-ended agreement, so by enumerating the precise set of > missing features in Python 2.7 that are causing concern for the > network security folks, we get to address the immediate problem, > without granting permission to backport further arbitrary features > without additional discussion. > > > (2) Users may need to worry about the list. (OTOH, as long as the > > list is restricted to features in certain modules, users can choose to > > assume anything in those modules may have changed behavior and that's > > no different from Nick's proposal for them.) > > The PEP already specifically advises that cross-version compatible > code use feature detection rather than version checks. For network > security, it's recommended to avoid using the low level modules > directly, anyway - it's much better to use a higher level library like > requests, to reduce the number of places where we need to get the > security design right. > > Cheers, > Nick. > > -- > Nick Coghlan | ncogh...@gmail.com | Brisbane, Australia > _______________________________________________ > Python-Dev mailing list > Python-Dev@python.org > https://mail.python.org/mailman/listinfo/python-dev > Unsubscribe: > https://mail.python.org/mailman/options/python-dev/guido%40python.org >
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