>>> import gtk
Traceback (most recent call last):
  File "<stdin>", line 1, in <module>
  File "/tmp/SBo/package-pygtk/usr/lib/python2.5/site-packages/gtk-2.0/gtk/__init__.py", line 48, in <module>
  File "/usr/lib/python2.5/site-packages/cairo/__init__.py", line 1, in <module>
    from _cairo import *
ImportError: /usr/lib/python2.5/site-packages/cairo/_cairo.so: undefined symbol: cairo_ps_surface_set_dpi_REPLACED_BY_cairo_surface_set_fallback_resolution