bash-3.2$ python Controller.py Traceback (most recent call last): File "Controller.py", line 21, in import gtk File "/Library/Python/2.5/site-packages/gtk-2.0/gtk/__init__.py", line 38, in import gobject as _gobject File "/Library/Python/2.5/site-packages/gtk-2.0/gobject/__init__.py", line 30, in from gobject.constants import * File "/Library/Python/2.5/site-packages/gtk-2.0/gobject/constants.py", line 22, in from _gobject import type_from_name ImportError: dlopen(/Library/Python/2.5/site-packages/gtk-2.0/gobject/_gobject.so, 2): Symbol not found: _PyGBoxed_Type Referenced from: /Library/Python/2.5/site-packages/gtk-2.0/gobject/_gobject.so Expected in: flat namespace