[Numpy-discussion] Release vs development testing.

Ralf Gommers ralf.gommers at gmail.com
Sun May 12 10:26:25 EDT 2019

On Sun, May 12, 2019 at 3:56 PM Charles R Harris <charlesr.harris at gmail.com>

> On Sun, May 12, 2019 at 6:33 AM Julian Taylor <
> jtaylor.debian at googlemail.com> wrote:
>> On 12.05.19 14:58, Charles R Harris wrote:
>> > Hi All,
>> >
>> > NumPy currently distinguishes between release and development versions
>> > when running tests. Is there a good reason to continue this practice? I
>> > ask, because with the last pytest release it would be convenient to
>> > always include `pytest.ini ` so that we can register markers. The
>> > presence of `pytest.ini` is how we distinguish betweendevelopment from
>> > release for testing purposes.
>> >
>> One difference between development and release builds was that in
>> development releases numpy.testing throws errors on floating point
>> exceptions while the release version it did not.
I'd prefer to keep this behavior. It's not clear to me if the proposal is
to change the behavior or not.

If that is still the case removing the distinction could require a lot
>> of changes in upstream test suites that are not regularly run against
>> development builds.
>> The motivation is not quite clear to me, can you please elaborate on
>> what you want to do.
> NumPy pytest testing is NumPy specific and not used downstream like our
> nose testing framework was, so I don't see why that should affect other
> projects. What motivates this question is that the new version of pytest
> released yesterday raises warnings for non-registered markers,
> `pytest.mark.slow` in particular, and that was causing CI failures. The
> easiest way to register a mark is using `pytest.ini`, but we currently
> don't include that in released wheels, only in source releases.

Adding a pytest.ini file in wheels should be perfectly fine I think,


> Chuck
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