apt-get install liquidsoap
./ls.liq Traceback (most recent call last): File "/usr/local/bin/liguidsoap", line 4, in <module> import liguidsoap File "/usr/local/lib/python2.6/site-packages/liquidsoap/liguidsoap.py", line 13, in <module> from widgets import View File "/usr/local/lib/python2.6/site-packages/liquidsoap/widgets.py", line 6, in <module> import gtk ImportError: No module named gtk