On Tue, Aug 24, 2010 at 8:25 AM, Benjamin Peterson <[email protected]> wrote: > 2010/8/23 Yury Selivanov <[email protected]>: >> So, the proposed magic method is not intended to change the protocol, >> but to complement and enhance it. > > But it still raises the potential to break the relationship between > hasattr and getattr. > > I think this should require a PEP.
Definitely needs a PEP, and will require some solid use cases to explain why allowing optimisation of hasattr() is the right way to go. Complexity isn't free, and I doubt the gains here will justify the costs, but that's one of the things the PEP process is intended to figure out. Cheers, Nick. -- Nick Coghlan | [email protected] | Brisbane, Australia _______________________________________________ Python-Dev mailing list [email protected] http://mail.python.org/mailman/listinfo/python-dev Unsubscribe: http://mail.python.org/mailman/options/python-dev/archive%40mail-archive.com
