[Debian-science-sagemath] sagemath and Python 3

[Dima Pasechnik]

On Fri, Sep 6, 2019 at 12:23 PM Tobias Hansen <thansen at debian.org> wrote:
>
> On 9/4/19 8:55 PM, Julien Puydt wrote:
> > Hi,
> >
> > Le 04/09/2019 à 18:25, Tobias Hansen a écrit :
> >
> >> It seems that the only dependency that needs to be changed is pynac. It is currently linked to libpython2.7 and this causes a segfault in sage. It can be switched to Python 3 by changing the Build-Dependency to python3-dev and passing PYTHON=python3 to configure. However, that seems to require a soname change (especially because the current one was also used in buster), so what do we do, custom soname until the next time upstream bumps it?
> > I choose to ask upstream: https://github.com/pynac/pynac/issues/346 !
> >
> > JP
>
>
> I pushed the changes to the git repo. I could use some help figuring out the reasons for the ~126 failing doctests.
>
> Another issue is that the build log is 25 MB big because the docbuild prints this message all over:
>
> RemovedInSphinx20Warning: formatargspec() is now deprecated.  Please use sphinx.util.inspect.Signature instead.
>

Aren't you far behind the develop branch? Note that Sage 8.8 is far
from being fully ported to Python 3.
Sage 8.9.beta9 is much closer. (and this warning is gone too)

Dima
> Best,
>
> Tobias
>
>
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