I haven't agreed to anything. Though last time I thought about this I was in favor of Steven D'Aprano's idea of translating `x[1, 2, p=3, q=4]` into `x.__getitem__((1, 2), p=3, q=4)`. What the dict class's `__getitem__` would do with that is a different issue -- probably it would be an error.
On Mon, Aug 3, 2020 at 10:32 AM Todd <toddr...@gmail.com> wrote: > On Mon, Aug 3, 2020, 13:11 Jonathan Fine <jfine2...@gmail.com> wrote: > >> SUMMARY: >> Some news. I've just published https://pypi.org/project/kwkey/0.0.1/. >> >> This package is about PEP 472 -- Support for indexing with keyword >> arguments >> See: https://www.python.org/dev/peps/pep-0472/ >> >> As a result, I think we're now in a good position to try this idea out, >> using present day Python. This includes building some clients that can use >> the new feature, should it become available. It also includes exploring the >> design of the API. >> >> The crucial idea is writing >> >>> from kwkeys import o >> >>> d[o(1, 2, a=3, b=4)] >> as a stopgap, until >> >>> d[1, 2, a=3, b=4] >> is available. >> >> If you're interested, please do try it out. >> >> IN MORE DETAIL: >> >> On 3 May 2020, Andras Tontas reopened discussion of the PEP. This PEP was >> created in June 2014, and closed in March 2019, due to lack of interest. >> See: https://mail.python.org/pipermail/python-dev/2019-March/156693.html >> >> This time round, things went better. On 16 July, Guido wrote (substitute >> PEP for PRP) >> >> I think it’s a reasonable idea and encourage you to start working on a >>> design for the API and then a PRP. It would help if someone looked into a >>> prototype implementation as well (once a design has been settled on). >> >> See: >> https://mail.python.org/archives/list/python-ideas@python.org/message/7MHQYEOGFF764ZSME76UCMAFGPB2PR22/ >> >> Later on 16 July, I wrote >> >>> I'll now state some goals. >>> >> >> >>> 1. Define 'o' and Protocol so that NOW gives the semantics you wish for. >>> 2. Extend Python so that FUTURE give the semantics you wish for. >>> 3. And the NOW syntax continues to work as expected (without changing >>> 'o' and Protocol). >>> 4. And all current use of container[key] continues to work as before. >>> >> >> >>> I believe that it is possible to achieve these goals. My previous posts >>> to this discussion outline some of the key ideas. My next step, when I have >>> time, is to implement and publish general purpose code for the NOW part of >>> this list of goals. >> >> See: >> https://mail.python.org/archives/list/python-ideas@python.org/message/3IWL42XYUVODDVTPXF7EKXF6NE4JCRTV/ >> >> On 18 July I wrote that by the end of July I would implement and publish >> general purpose code for the NOW part of these goals >> See: >> https://mail.python.org/archives/list/python-ideas@python.org/message/YW3JXKKSNIFII7PDNTYEOKUR3FIAFINW/ >> >> Earlier today, 3 days overdue, I fulfilled my commitment. I hope it helps >> some of you, and does no harm to others. >> -- >> Jonathan >> > > > Do we have an agreement on the API as Guido requested? From my > understanding, and please correct me if I am wrong, you are still talking > about implementing this using a new class. However, most people who > support the use of labelled indexing.and expressed an opinion support a > keyword argument-based approach. > _______________________________________________ > 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/VCFLB4RPZ2HERAXKCRAJYITKQTWUOIYO/ > Code of Conduct: http://python.org/psf/codeofconduct/ > -- --Guido van Rossum (python.org/~guido) *Pronouns: he/him **(why is my pronoun here?)* <http://feministing.com/2015/02/03/how-using-they-as-a-singular-pronoun-can-change-the-world/>
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