matplotlib, gtk, and libpangocairo problem

[Ryan Schmidt]

On Jul 2, 2008, at 16:49, Dexter Douglas wrote:

> I am trying to run some matplotlib examples.  I get the error  
> below.  All of my ports are up-to-date.  Does anyone know what is  
> wrong?
>
> Thanks.
>
> [begin error]
> File "/opt/local/lib/python2.5/site-packages/matplotlib/backends/ 
> backend_gtk.p
> y", line 7, in <module>
>     import gtk; gdk = gtk.gdk
>   File "/opt/local/lib/python2.5/site-packages/gtk-2.0/gtk/ 
> __init__.py", line 48, in <module>
>     from gtk import _gtk
> ImportError: dlopen(/opt/local/Library/Frameworks/Python.framework/ 
> Versions/2.5/lib/python2.5/site-packages/gtk-2.0/gtk/_gtk.so, 2):  
> Library not loaded: /opt/local/lib/libpangocairo-1.0.0.dylib
>   Referenced from: /opt/local/Library/Frameworks/Python.framework/ 
> Versions/2.5/lib/python2.5/site-packages/gtk-2.0/gtk/_gtk.so
>   Reason: Incompatible library version: _gtk.so requires version  
> 2003.0.0 or later, but libpangocairo-1.0.0.dylib provides version  
> 2001.0.0
> [end error]

This was just answered here:

http://lists.macosforge.org/pipermail/macports-users/2008-July/ 
010839.html