On 3 September 2016 at 02:17, Guido van Rossum <[email protected]> wrote: > Pinning down the semantics is not why I am pushing for PEP 526 -- I > only want to pin down the *syntax* to the point where we won't have to > change it again for many versions, since it's much harder to change > the syntax than it is to change the behavior of type checkers (which > have fewer backwards compatibility constraints, a faster release > cycle, and narrower user bases than core Python itself).
+1 from me as well for omitting any new type semantics that aren't absolutely necessary from the PEP (i.e. nothing beyond ClassVar) - I only figured it was worth bringing up here as the question had already arisen. Cheers, Nick. -- Nick Coghlan | [email protected] | Brisbane, Australia _______________________________________________ Python-Dev mailing list [email protected] https://mail.python.org/mailman/listinfo/python-dev Unsubscribe: https://mail.python.org/mailman/options/python-dev/archive%40mail-archive.com