On Sun, Jul 22, 2018 at 10:01 PM Chris Angelico <ros...@gmail.com> wrote: > > On Mon, Jul 23, 2018 at 1:09 AM, Giampaolo Rodola' <g.rod...@gmail.com> wrote: > > On Sun, Jul 22, 2018 at 3:38 PM Chris Angelico <ros...@gmail.com> wrote: > > I find it less explicit mainly because it does 3 things at once: check > > if attribute is None, use it if it's not None and continue the > > evaluation from left to right. I find that logic to be more explicit > > when living on different lines or is clearly delimited by keywords and > > spaces. ? has no spaces, it's literally "variable names interrupted by > > question marks" and evaluation can stop at any time while scanning the > > line from left to right. Multiple "?" can live on the same line so > > that's incentive to write one-liners, really, and to me one-liners are > > always less explicit than the same logic split on multiple lines. > > Ah, I see what you mean. Well, think about what actually happens when > you write "lst.sort()". In terms of "hidden behaviour", there is far > FAR more of it in existing syntax than in the new proposals.
I am not sure I'm following you (what does lst.sort() have to do with "?"?). > Which is back to what Steven said: people demand such a high > bar for new syntax that few existing pieces of syntax would pass it. Probably. That's what happens when a language is mature. Personally I don't think that's a bad thing. -- Giampaolo - http://grodola.blogspot.com _______________________________________________ Python-ideas mailing list Python-ideas@python.org https://mail.python.org/mailman/listinfo/python-ideas Code of Conduct: http://python.org/psf/codeofconduct/
