[Python-apps-team] Bug#753243: mypaint: FTBFS: ImportError: cannot import name _tkagg

[David Suárez]

Source: mypaint
Version: 1.1.0-3
Severity: serious
Tags: jessie sid
User: debian-qa at lists.debian.org
Usertags: qa-ftbfs-20140628 qa-ftbfs
Justification: FTBFS on amd64

Hi,

During a rebuild of all packages in sid, your package failed to build on
amd64.

Relevant part (hopefully):
> msgfmt po/ru.po -o po/ru/LC_MESSAGES/mypaint.mo
> msgfmt po/sl.po -o po/sl/LC_MESSAGES/mypaint.mo
> msgfmt po/sv.po -o po/sv/LC_MESSAGES/mypaint.mo
> msgfmt po/uk.po -o po/uk/LC_MESSAGES/mypaint.mo
> msgfmt po/zh_CN.po -o po/zh_CN/LC_MESSAGES/mypaint.mo
> msgfmt po/zh_TW.po -o po/zh_TW/LC_MESSAGES/mypaint.mo
> scons: done building targets.
> # Max-RSS: ~74000 kbytes
> MPLCONFIGDIR=`mktemp -d` python tests/test_mypaintlib.py
> Traceback (most recent call last):
>   File "tests/test_mypaintlib.py", line 2, in <module>
>     from pylab import *
>   File "/usr/lib/pymodules/python2.7/pylab.py", line 1, in <module>
>     from matplotlib.pylab import *
>   File "/usr/lib/pymodules/python2.7/matplotlib/pylab.py", line 269, in <module>
>     from matplotlib.pyplot import *
>   File "/usr/lib/pymodules/python2.7/matplotlib/pyplot.py", line 98, in <module>
>     _backend_mod, new_figure_manager, draw_if_interactive, _show = pylab_setup()
>   File "/usr/lib/pymodules/python2.7/matplotlib/backends/__init__.py", line 28, in pylab_setup
>     globals(),locals(),[backend_name],0)
>   File "/usr/lib/pymodules/python2.7/matplotlib/backends/backend_tkagg.py", line 11, in <module>
>     import matplotlib.backends.tkagg as tkagg
>   File "/usr/lib/pymodules/python2.7/matplotlib/backends/tkagg.py", line 2, in <module>
>     from matplotlib.backends import _tkagg
> ImportError: cannot import name _tkagg
> debian/rules:32: recipe for target 'build-stamp' failed
> make: *** [build-stamp] Error 1

The full build log is available from:
   http://aws-logs.debian.net/ftbfs-logs/2014/06/28/mypaint_1.1.0-3_unstable.log

A list of current common problems and possible solutions is available at
http://wiki.debian.org/qa.debian.org/FTBFS . You're welcome to contribute!

About the archive rebuild: The rebuild was done on EC2 VM instances from
Amazon Web Services, using a clean, minimal and up-to-date chroot. Every
failed build was retried once to eliminate random failures.