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[debbugs-tracker] bug#30121: closed (python-matplotlib broken.)

From: GNU bug Tracking System
Subject: [debbugs-tracker] bug#30121: closed (python-matplotlib broken.)
Date: Wed, 17 Jan 2018 14:39:03 +0000

Your message dated Wed, 17 Jan 2018 15:38:53 +0100
with message-id <address@hidden>
and subject line Re: bug#30121: python-matplotlib broken.
has caused the debbugs.gnu.org bug report #30121,
regarding python-matplotlib broken.
to be marked as done.

(If you believe you have received this mail in error, please contact

30121: http://debbugs.gnu.org/cgi/bugreport.cgi?bug=30121
GNU Bug Tracking System
Contact address@hidden with problems
--- Begin Message --- Subject: python-matplotlib broken. Date: Mon, 15 Jan 2018 13:04:56 +0000
* Steps to reproduce:

$ python
>>> from matplotlib import pyplot

* Full message:
--8<---------------cut here---------------start------------->8---
Python 3.5.3 (default, Jan  1 1970, 00:00:01)
[GCC 5.4.0] on linux
Type "help", "copyright", "credits" or "license" for more information.
>>> from matplotlib import pyplot
Traceback (most recent call last):
 line 176, in <module>
    from PySide import QtCore, QtGui, __version__, __version_info__
ImportError: No module named 'PySide'

During handling of the above exception, another exception occurred:

Traceback (most recent call last):
  File "<stdin>", line 1, in <module>
line 115, in <module>
    _backend_mod, new_figure_manager, draw_if_interactive, _show = pylab_setup()
 line 32, in pylab_setup
 line 16, in <module>
    from .backend_qt5 import QtCore
 line 26, in <module>
    import matplotlib.backends.qt_editor.figureoptions as figureoptions
 line 20, in <module>
    import matplotlib.backends.qt_editor.formlayout as formlayout
 line 56, in <module>
    from matplotlib.backends.qt_compat import QtGui, QtWidgets, QtCore
 line 179, in <module>
    "Matplotlib qt-based backends require an external PyQt4, PyQt5,\n"
ImportError: Matplotlib qt-based backends require an external PyQt4, PyQt5,
or PySide package to be installed, but it was not found.
--8<---------------cut here---------------end--------------->8---

* Platform
Fedora 26 x86_64

* Guix version
guix (GNU Guix) bad12e839c2f7823c45aa0121f7d5c9bb70905b7

--- End Message ---
--- Begin Message --- Subject: Re: bug#30121: python-matplotlib broken. Date: Wed, 17 Jan 2018 15:38:53 +0100 User-agent: Gnus/5.13 (Gnus v5.13) Emacs/25.3 (gnu/linux)
Konrad Hinsen <address@hidden> skribis:

> On 15/01/2018 17:41, Konrad Hinsen wrote:
>> After a quick look at the definition of python-matplotlib, I suspect
>> that python-pyqt should be a propagated-input, not a plain input.
>> I will try this out as soon as possible.
> That was indeed the cause of the bug. I have submitted a patch:
>   http://debbugs.gnu.org/cgi/bugreport.cgi?bug=30135

Case closed, thanks to the two of you!


--- End Message ---

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