$ xmms2tray
Traceback (most recent call last):
  File "/usr/bin/xmms2tray", line 20, in <module>
    import xmms2tray
  File "/usr/lib/python2.5/site-packages/xmms2tray/__init__.py", line 21, in <module>
    import xmmsclient
ImportError: No module named xmmsclient