[Matplotlib-devel] mpl_cairo manylinux wheel available

Francesco Faccenda f.faccenda86 at gmail.com
Tue Sep 19 04:08:51 EDT 2017

Thank you Antony for your effort and for such good news. I'm looking
forward to the MSVC full support. In the meanwhile I'll take a look on the
wx-cairo implementation.
Please, let us know any update about this subject, it would be very

Best regards,
Francesco Faccenda

2017-09-19 6:26 GMT+02:00 Antony Lee <anntzer.lee at gmail.com>:

> { https://github.com/matplotlib/matplotlib/pull/9202 + mplcairo master }
> now implement a wx-cairo backend.
> Antony
> 2017-09-18 8:46 GMT-07:00 Antony Lee <anntzer.lee at gmail.com>:
>> Hi,
>> I looked into compiling on Windows yesterday and it appears that MSVC
>> does not support yet all the required C++17 features (at least, guaranteed
>> copy elision and template argument deduction for class templates -- see
>> https://blogs.msdn.microsoft.com/vcblog/2017/08/11/c17-featu
>> res-and-stl-fixes-in-vs-2017-15-3/).  From some quick googling, it is
>> apparently expected that full support will happen "soon" (before the end of
>> 2017) so I may decide to just wait for it rather than downgrade the code
>> (depending on how much time I want to spend on this...) but as a
>> consequence, tinkering with mplcairo on Windows would right now require not
>> only good familiarity with how to compile extension modules on Windows, but
>> also with C++ to understand how to downgrade the code, so overall it may be
>> quite tricky for you.
>> Wx support would require refactoring the wx backend code so that the
>> rendering part gets strictly decoupled from the windowing part -- this is
>> e.g. the purpose of PR#8771 that does the same for Qt.  Actually, given
>> that Wx already supports both "native" Wx rendering and Agg rendering, I
>> expect this to be "relatively" easy, as the separation already mostly
>> exists (basically we need to replace mentions of Agg by cairo in
>> backend_wxagg.py).  As always, PRs would be welcome.
>> Antony
>> 2017-09-18 2:06 GMT-07:00 Francesco Faccenda <f.faccenda86 at gmail.com>:
>>> This is a good news, thank you. I have two main doubts now:
>>>    1. Would it be hard to have a Windows version of it? Since I am
>>>    quite new to this, I'm not sure how to do it myself. Is there a good
>>>    tutorial you would suggest?
>>>    2. Would it work with matplotlib embedded on a wxpython stage or I'm
>>>    going to run in some issue if I use this backend?
>>> Regards,
>>> Francesco Faccenda
>>> 2017-09-16 11:10 GMT+02:00 Antony Lee <anntzer.lee at gmail.com>:
>>>> Hi all,
>>>> A manylinux wheel for mpl_cairo (https://github.com/anntzer/mpl_cairo)
>>>> is now available (under GitHub releases).  mpl_cairo is a new, cairo-based
>>>> backend for Matplotlib, that offers several improvements over the current
>>>> default, Agg-based backend.  See the README on GitHub for more details :-)
>>>> I would be interested in hearing your feedback.
>>>> Antony
>>>> _______________________________________________
>>>> Matplotlib-devel mailing list
>>>> Matplotlib-devel at python.org
>>>> https://mail.python.org/mailman/listinfo/matplotlib-devel
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