> On 23 Feb 2021, at 21:42, Barry <ba...@barrys-emacs.org> wrote: > > > > >>> On 23 Feb 2021, at 18:08, Stéfane Fermigier <s...@fermigier.com> wrote: >>> >> >> Both '%' and .format() support both positional and named arguments. >> >> There are probably a few use cases for .format() (vs. f-strings) but overall >> I don't believe there is much reasons left to prefer %. > > I18n you can translate a f string.
Sigh... you *cannot* translate an f string. Barry > > Barry > >> >> Note that the existence, and popularity, of tools like flynt and pyupgrade >> (that convert % and .format() directives to f-strings automatically) >> supports this affirmation. >> >> I found the 'un-fstring' project on pypi that does the reverse, but it's use >> case, as advertised in the README, is clear: "Sometimes, unfortunately, you >> need to write code that is compatible with Python 3.5"... >> >> S. >> >> >>> On Tue, Feb 23, 2021 at 6:50 PM Chris Angelico <ros...@gmail.com> wrote: >>> On Wed, Feb 24, 2021 at 4:13 AM Richard Damon <rich...@damon-family.org> >>> wrote: >>> > As far as between % or .format(), I think the documentation is fairly >>> > clear that the % method is 'old' and if not 'formally' deprecated, is no >>> > longer considered the 'obvious' way to do it (even if some people will >>> > still do it that way for the simplest cases). >>> >>> Not really - both forms have their places. You use .format() when you >>> need to be able to reorder arguments, you use percent formatting when >>> you want a compact and simple notation. It's like how we have both >>> string methods and regular expressions - neither one deprecates the >>> other. >>> >>> ChrisA >>> _______________________________________________ >>> Python-ideas mailing list -- python-ideas@python.org >>> To unsubscribe send an email to python-ideas-le...@python.org >>> https://mail.python.org/mailman3/lists/python-ideas.python.org/ >>> Message archived at >>> https://mail.python.org/archives/list/python-ideas@python.org/message/UEZIQ56UYPDWQE3UU5BP72ADRKM2ZSNB/ >>> Code of Conduct: http://python.org/psf/codeofconduct/ >> >> >> -- >> Stefane Fermigier - http://fermigier.com/ - http://twitter.com/sfermigier - >> http://linkedin.com/in/sfermigier >> Founder & CEO, Abilian - Enterprise Social Software - http://www.abilian.com/ >> Chairman, National Council for Free & Open Source Software (CNLL) - >> http://cnll.fr/ >> Founder & Organiser, PyParis & PyData Paris - http://pyparis.org/ & >> http://pydata.fr/ >> _______________________________________________ >> Python-ideas mailing list -- python-ideas@python.org >> To unsubscribe send an email to python-ideas-le...@python.org >> https://mail.python.org/mailman3/lists/python-ideas.python.org/ >> Message archived at >> https://mail.python.org/archives/list/python-ideas@python.org/message/TTOMZH2L27DU3LCC7PSKNFQL2NA7KEKH/ >> Code of Conduct: http://python.org/psf/codeofconduct/
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