On Sun, Nov 15, 2020 at 4:28 PM Kyle Stanley <aeros...@gmail.com> wrote: > > FWIW, I'd like to add my +1 to usage of "as" for spelling class capture > patterns. This is by far the clearest and easiest to read form I've seen thus > far, and I suspect that it would be the easiest to explain to users already > familiar with usage of "as" from other areas in Python. A new feature being > as distinguishable as possible and easy to explain to existing users is very > important in my book, and based on the responses, I think that the current > "=" form used in PEP 634 for matching class patterns would be substantially > more difficult for users to mentally parse and understand compared to "as". > > It's also worth considering new Python users that might have general OO > experience but not with robust pattern matching (e.g. Java-heavy > backgrounds). I could definitely see "case Point(x=a, y=b):" being confused > for instantiation, whereas usage of "as" makes it more clear that something > else is happening (hopefully leading them to search around for more info > about Python pattern matching). >
case Point(x=as a, y=as b): That doesn't read well to me. Or is there some other spelling of 'as' that makes better sense to you? ChrisA (why am I responding to this topic? I'm really not sure.) _______________________________________________ Python-Dev mailing list -- python-dev@python.org To unsubscribe send an email to python-dev-le...@python.org https://mail.python.org/mailman3/lists/python-dev.python.org/ Message archived at https://mail.python.org/archives/list/python-dev@python.org/message/SJ23TYZCYIYCBHFKKKVVEX4MQB726YXM/ Code of Conduct: http://python.org/psf/codeofconduct/