Re: [Matplotlib-users] ImportError: No module named _backend_gdk on fedora16 after upgrading to 1.2.0

[Benjamin R. <ben...@ou...>]

On Thu, Jan 24, 2013 at 10:13 AM, Chao YUE <cha...@gm...> wrote:

> Dear all,
>
> I upgrade my matplotlib from 1.1.1 to 1.2.0 using the command:
>
> sudo pip-python install --upgrade matplotlib
>
> it completes successfully. However I tried to
>
> import matplotlib.pyplot as plt, I get the error:
>
> /usr/lib64/python2.7/site-packages/matplotlib/backends/backend_gdk.py in
> <module>()
>      27 from matplotlib.mathtext import MathTextParser
>      28 from matplotlib.transforms import Affine2D
> ---> 29 from matplotlib.backends._backend_gdk import
> pixbuf_get_pixels_array
>      30
>      31 backend_version = "%d.%d.%d" % gtk.pygtk_version
>
>
> in my ~/.matplotlib/matplotlibrc, I am using:
> backend      : GTKAgg
>
> So what backend should I choose? thanks for any help,
>
> Chao
>
>
Did you have all of the gtk/gdk development packages installed?  If the
installer can't find them to compile _backend_gdk.so, then it wouldn't be
made available in the install.  As a work-around, you could always use
TkAgg, as that is a pure-python backend.

I hope that helps!
Ben Root