Thanks! Upgrading to 0.91.2 fixed the problem.
j
Eric Firing wrote:
> John Kitchin wrote:
>> I am trying to use matplotlib to generate some figures non-interactively
>> via cron, but I can not seem to get matplotlib.figure to import without
>> a gtk error, even when I specify to use an image backend. The problem
>> seems to be related to trying to import gtk when no X server is present.
>> The script runs fine when i am logged in locally, and when logged in
>> remotetely with X11 forwarding, but it fails when run through cron or
>> when logged in remotely with no X-server. It also does not help if I run
>> the script as: python script -dAgg
>>
>> I am running matplotlib 0.91.1. Any hints on how to make this work? Am I
>> missing something here?
>
> John,
>
> No, you have tripped over a bug that was fixed in the latest release,
> announced earlier this week. The problem was that for a brief period,
> including the 0.91.1 release, mlab.py included some gtk gui code. Now
> this has been moved out of the way to another module, so gtk won't be
> imported by accident.
>
> If you can replace your mpl with 0.91.2, that will solve your problem.
>
> Eric
>
>
>>
>> Thanks!
>>
>> j
>>
>> Here is an example (minimal) script that causes the error:
>>
>> #start script
>> import matplotlib
>> matplotlib.use('Agg')
>>
>> import matplotlib.figure
>> #end script
>>
>> Output=
>> Traceback (most recent call last):
>> File "nox_test.py", line 5, in ?
>> import matplotlib.figure
>> File
>> "/home/jkitchin/lib/python2.4/site-packages/matplotlib/figure.py", line
>> 10, in ?
>> from axes import Axes, Subplot, PolarSubplot, PolarAxes
>> File "/home/jkitchin/lib/python2.4/site-packages/matplotlib/axes.py",
>> line 13, in ?
>> from matplotlib import axis as maxis
>> File "/home/jkitchin/lib/python2.4/site-packages/matplotlib/axis.py",
>> line 14, in ?
>> from patches import bbox_artist
>> File
>> "/home/jkitchin/lib/python2.4/site-packages/matplotlib/patches.py", line
>> 12, in ?
>> import matplotlib.mlab as mlab
>> File "/home/jkitchin/lib/python2.4/site-packages/matplotlib/mlab.py",
>> line 2481, in ?
>> class SortedStringsScrolledWindow(gtk.ScrolledWindow):
>> NameError: name 'gtk' is not defined
>>
>>
>
>
--
-----------------------------------
John Kitchin
Assistant Professor
Doherty Hall 4210A
Department of Chemical Engineering
Carnegie Mellon University
Pittsburgh, PA 15213
412-268-7803
http://kitchingroup.cheme.cmu.edu
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