[Matplotlib-devel] Should we add manylinux wheels for previous versions of matplotlib?

Nathaniel Smith njs at pobox.com
Mon May 30 19:47:51 EDT 2016

Just to check, I assume that these wheels would need a backport of:


On Mon, May 30, 2016 at 12:09 PM, Matthew Brett <matthew.brett at gmail.com> wrote:
> Hi,
> As y'all probably know, we can now build reasonable manylinux wheels
> for matplotlib.
> For the upcoming 1.5.2 there is a firm plan to ship manylinux wheels.
> I also proposed putting up wheels for the current (1.5.1) and older
> versions - see [1].
> My argument for doing this, is that it's relatively common for people
> to want to check that their code is compatible with older versions of
> matplotlib, especially using continuous integration testing on
> services like travis - and that putting wheels up on pypi would make
> this much easier to do.  For example, there are now historical
> manylinux wheels up of numpy, scipy and cython up on pypi.
> Thomas C worried that this might cause problems.  Numpy did get one
> complaint about the historical wheels (see [2]).   We numpiers decided
> to continue providing the old numpy wheels on the basis that the
> person's use-case was unusual, and it was easy for him to solve the
> problem in a clean way by forcing a source install with the
> `--no-binary` flag to pip.
> So - the benefits of providing matplotlib wheels for old versions are
> easier installation of old versions for testing, or from pip
> requirements files that name specific versions.   The risks are that
> someone with a more complex CI setup might run into problems we
> haven't yet thought of.
> Any thoughts / votes on this?
> Best,
> Matthew
> [1] https://github.com/matplotlib/matplotlib/issues/6473
> [2] https://github.com/numpy/numpy/issues/7570
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Nathaniel J. Smith -- https://vorpus.org

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