[Python-Dev] Reviving PEP 473

2021-03-13 Thread Sebastian Kreft
l BPO issues for each exception modification. -- Sebastian Kreft ___ 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 archiv

[Python-Dev] Re: PEP 647 (type guards) -- final call for comments

2021-02-14 Thread Sebastian Kreft
%) packages defining type guards for this (self) On Fri, Feb 12, 2021 at 12:00 AM Guido van Rossum wrote: > I think the use case (for x.is_foo()) is rare. And instead of writing > x.is_foo(x), if you make the guard a function you can write is_foo(x). > > On Thu, Feb 11, 2021 at 6:51 PM Seb

[Python-Dev] Re: PEP 647 (type guards) -- final call for comments

2021-02-11 Thread Sebastian Kreft
I still think that we should reconsider deferring what happens to class and instance methods. The arguments given in https://www.python.org/dev/peps/pep-0647/#id13 seem insufficient, specially considering than the workaround provided is quite awkward. The author suggests to write def check(sel