The only precedent that jumps out for me is itertools.chain() and itertools.chain.from_iterable(). It's quite likely that something I don't use much has used the same pattern though.
On Wed, May 6, 2020, 8:17 PM Christopher Barker <python...@gmail.com> wrote: > On Wed, May 6, 2020 at 10:31 AM Alex Hall <alex.moj...@gmail.com> wrote: > zip.shortest(...) # same as zip(...) > zip.longest(...) > zip.checksame(...) > > I presume that zip() would keep its current behavior, yes? > > I kind of like this -- is there any precedent for it in the standard > library? > > The PEP seems to reject this saying: > > The actual zip type is an undocumented implementation detail. Adding >> additional methods or constructors is really a much larger change that is >> not necessary to achieve the stated goal. > > > well, yes and no -- the first part indicates that we could totally change > the type of the zip, as long as it's a collable that returns an iterator. > > Whether adding additional methods is too large a change -- that's totally > a matter of opinion. > > > Having these alternative 'methods' would be similar to having different > functions in itertools, > indeed -- same idea, different namepace. > > -CHB > > -- > Christopher Barker, PhD > > Python Language Consulting > - Teaching > - Scientific Software Development > - Desktop GUI and Web Development > - wxPython, numpy, scipy, Cython > _______________________________________________ > 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/5EC4BLXEUZWEE2D7PP43WK6BAGEVFRPB/ > Code of Conduct: http://python.org/psf/codeofconduct/ >
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