That's helpful and informative, thank you Matti.

It will also be interesting to see how many calls you get for the
missing wheel (if any). I note that the Python.org download
page says quite clearly that the 64-bit Windows installer is
recommended.

Kind regards,

Peter

On Tue, Jan 18, 2022 at 7:24 PM Matti Picus <matti.pi...@gmail.com> wrote:

> On 18/1/22 5:37 pm, Peter Cock wrote:
>
> > Dear Charles,
> >
> > Thank you for your work on the numpy releases, including v1.22.1.
> >
> > I noticed that for Windows Python 3.10, there is only a 64-bit wheel:
> >
> >
> > ...
> >
> > Is this expected? My interest is in building Windows Wheels for
> > packages compiling against NumPy.
> >
> > Thank you,
> >
> > Peter
> >
> >
>
> Hi Peter. This is intentional, as our wheel building system is based on
> Azure CI, and they did not provide 32-bit python for 3.10 for windows.
> We decided to "solve" this and other wheel building issues by moving to
> cibuildwheel in github actions in the main repo (building on travis-ci
> for the aarch64 wheels) [1] for the 1.23 release. Digging around in the
> azure image repo issues, I see they may have restored 32-bit python [2]
> in mid Nov 2021, when we were already well into the 1.22 release cycle.
> I guess we could try to see if it works now. A PR to modify the azure
> pipelines yml would move us in this direction. I don't know that even if
> the PR is successful if we would put the wheels up on PyPI, that
> decision is up to the release manager.
>
> Matti
>
>
> [1] https://github.com/numpy/numpy/issues/20277
>
> [2] https://github.com/actions/virtual-environments/issues/4400
>
> [3]
> https://github.com/MacPython/numpy-wheels/blob/main/azure-pipelines.yml
>
>
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