From mboxrd@z Thu Jan 1 00:00:00 1970 From: ludo@gnu.org (Ludovic =?utf-8?Q?Court=C3=A8s?=) Subject: Re: matplotlib broken Date: Mon, 15 Jun 2015 22:49:07 +0200 Message-ID: <871thc66kc.fsf@gnu.org> References: Mime-Version: 1.0 Content-Type: text/plain; charset=utf-8 Content-Transfer-Encoding: quoted-printable Return-path: Received: from eggs.gnu.org ([2001:4830:134:3::10]:54629) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1Z4bJh-00085w-8K for guix-devel@gnu.org; Mon, 15 Jun 2015 16:49:14 -0400 Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1Z4bJe-0004tq-2x for guix-devel@gnu.org; Mon, 15 Jun 2015 16:49:13 -0400 In-Reply-To: (Federico Beffa's message of "Tue, 9 Jun 2015 18:01:38 +0200") List-Id: "Development of GNU Guix and the GNU System distribution." List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: guix-devel-bounces+gcggd-guix-devel=m.gmane.org@gnu.org Sender: guix-devel-bounces+gcggd-guix-devel=m.gmane.org@gnu.org To: Federico Beffa Cc: Guix-devel Federico Beffa skribis: > Starting ipython3 and executing the following commands > > %matplotlib > import numpy as np > import matplotlib.pyplot as plt > t =3D np.r_[0:5] > plt.plot(t, t) I don=E2=80=99t know if I=E2=80=99m missing something, but when I type =E2= =80=98matplotlib=E2=80=99 at the prompt, I get: --8<---------------cut here---------------start------------->8--- /gnu/store/g4m8q73cq4lym3v1ag7pnk5zv49mdifs-python-matplotlib-1.4.2/lib/pyt= hon3.4/site-packages/matplotlib-1.4.2-py3.4-linux-x86_64.egg/matplotlib/bac= kends/backend_gtk3.py in () 19 except ValueError: 20 raise ImportError( ---> 21 "Gtk3 backend requires the GObject introspection bindings f= or Gtk 3 " 22 "to be installed.") 23=20 ImportError: Gtk3 backend requires the GObject introspection bindings for G= tk 3 to be installed. --8<---------------cut here---------------end--------------->8--- This may well be related to : Because Guix has incomplete dependency information, it might GC some of the things that these eggs refer to, and so things may or may not work depending on whether they have been GC=E2=80=99d. WDYT? Ludo=E2=80=99.