[Numpy-discussion] Proposal to accept NEP-18, __array_function__ protocol

[Hameer Abbasi]

Hi everyone,

On Fri, Aug 24, 2018 at 9:38 AM Nathaniel Smith <njs at pobox.com> wrote:

> On Thu, Aug 23, 2018 at 9:02 AM,  <einstein.edison at gmail.com> wrote:
> > I might add that most duck array authors are highly unlikely to be
> newcomers
> > to the Python space. We should just put a big warning there while
> enabling
> > and that’ll be enough to scare away most devs from doing it by default.
>
> That's a reasonable idea... a Big Obnoxious Warning(tm) when it's
> enabled, or on first use, would achieve a lot of the same purpose.
> E.g.
>
> if this_is_the_first_array_function_usage():
>     sys.stderr.write(
>         "WARNING: this program uses NumPy's experimental
> '__array_function__' feature.\n"
>         "It may change or be removed without warning, which might
> break this program.\n"
>         "For details see
> http://www.numpy.org/neps/nep-0018-array-function-protocol.html\n"
>     )
>
> -n
>
>
I was thinking of a FutureWarning... That's essentially what it's for.
Writing to stderr looks un-pythonic to me.


> --
> Nathaniel J. Smith -- https://vorpus.org
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Best Regards,
Hameer Abbasi
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