None seems reasonable. But it does require some conditional checks rather than the simplest min-of-max. Not a bad answer, just something to be explicit about.
On Aug 12, 2016 8:44 PM, "Chris Angelico" <ros...@gmail.com> wrote: > On Sat, Aug 13, 2016 at 1:31 PM, MRAB <pyt...@mrabarnett.plus.com> wrote: > > On 2016-08-13 00:48, David Mertz wrote: > >> > >> On Fri, Aug 12, 2016 at 4:25 PM, Victor Stinner > >> <victor.stin...@gmail.com <mailto:victor.stin...@gmail.com>> wrote: > >> > > [snip] > >> > >> > >> Also, what is the calling syntax? Are the arguments strictly positional, > >> or do they have keywords? What are those default values if the arguments > >> are not specified for either or both of min_val/max_val? E.g., is this > >> OK: > >> > >> clamp(5, min_val=0) > >> > > I would've thought that the obvious default would be None, meaning > > "missing". > > Doesn't really matter what the defaults are. That call means "clamp > with a minimum of 0 and no maximum". It's been completely omitted. > > But yes, probably it would be min_val=None, max_val=None. > > ChrisA > _______________________________________________ > Python-ideas mailing list > Python-ideas@python.org > https://mail.python.org/mailman/listinfo/python-ideas > Code of Conduct: http://python.org/psf/codeofconduct/ >
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