On Thu, Apr 12, 2018 at 9:09 PM, Paul Moore <p.f.mo...@gmail.com> wrote: > On 11 April 2018 at 22:28, Chris Angelico <ros...@gmail.com> wrote: >> On Thu, Apr 12, 2018 at 1:22 AM, Nick Coghlan <ncogh...@gmail.com> wrote: >>> This argument will be strengthened by making the examples used in the >>> PEP itself more attractive, as well as proposing suitable additions to >>> PEP 8, such as: >>> >>> 1. If either assignment statements or assignment expressions can be >>> used, prefer statements >>> 2. If using assignment expressions would lead to ambiguity about >>> execution order, restructure to use statements instead >> >> Fair enough. Also adding that chained assignment expressions should >> generally be avoided. > > Another one I think should be included (I'm a bit sad that it's not so > obvious that no-one would ever even think of it, but the current > discussion pretty much killed that hope for me). > > * Assignment expressions should never be used standalone - assignment > statements should *always* be used in that case.
That's covered by the first point. If it's a standalone statement, then the statement form could be used, ergo you should prefer the statement form. ChrisA _______________________________________________ Python-ideas mailing list Pythonfirstname.lastname@example.org https://mail.python.org/mailman/listinfo/python-ideas Code of Conduct: http://python.org/psf/codeofconduct/