PEP 501 is unlikely to be accepted *as is*. But it’s still a good starting point.
Personally I would look for inspiration towards JavaScript template literals ( https://developer.mozilla.org/en-US/docs/Web/JavaScript/Reference/Template_literals), combined with f-string-like interpolation. On Fri, Jun 4, 2021 at 07:24 Matt del Valle <matthew...@gmail.com> wrote: > Interpolation templates were recently brought up here ( > https://mail.python.org/archives/list/python-ideas@python.org/thread/5AW73ICBD4CVCRUNISRNAERPPF2KSOGZ/), > and Guido mentioned that in his opinion the SC would be unlikely to > reconsider PEP 501 in its current state. I trust that he has a much better > insight into this sort of thing than the rest of us, so he's likely right, > but if I'm honest I wasn't able to find any of the actual reasons why PEP > 501 was deferred in the Rationale or Discussion sections of the PEP. > > If anyone has any insight into the actual reasons why PEP 501 might be > considered unworkable in its current state, I'd be really curious to find > out what they are. It's hard to argue in favor of a feature if you don't > know what the actual arguments against it are. > > The rationale for it at least seems quite solid to me, as it provides > powerful templating and injection-safety functionality. It's not a purely > hypothetical feature either, as it has been quite successful in other > languages like C#. > > If the success of f-strings over the last five years is anything to go by, > people also seem to overwhelmingly prefer this style of string formatting > compared to `str.format` or `%` formatting. I literally can't think of a > single modern Python codebase I've seen lately where f-strings weren't the > main method of string-formatting employed. > > Is it something in the implementation then? Or something else? > > On Fri, Jun 4, 2021 at 1:37 PM Chris Angelico <ros...@gmail.com> wrote: > >> On Fri, Jun 4, 2021 at 10:02 PM Thomas Güttler <i...@thomas-guettler.de> >> wrote: >> > >> > Hi, >> > >> > I have a crazy idea how to extend Python for web development. >> > >> > What do you think? What are the next steps? >> > >> > [chomp details] >> >> Something like this - but more generic - has been proposed already: >> >> https://www.python.org/dev/peps/pep-0501/ >> >> There've been a few variants on the idea, but I think PEP 501 is the >> best summary. >> >> If you want to press forward with this, I think that would be the best >> starting point. >> >> 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/WZHFKMUKSSS6LLJGQUX7DVGP5EOL7M46/ >> Code of Conduct: http://python.org/psf/codeofconduct/ >> > _______________________________________________ > 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/PWZALQJKKECGNAWT4SA63AVT6HUPIAF3/ > Code of Conduct: http://python.org/psf/codeofconduct/ > -- --Guido (mobile)
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