The cdll.LoadLibrary method has been removed from the latest release of ctypes, so any attempt to 'import musicbrainz' causes the following exception:
Traceback (most recent call last):
File "/home/rod/workspace/MetaRipper/CDRipper/CDRipper.py", line 7, in ?
from wxMainFrame import wxMainFrame
File "/home/rod/workspace/MetaRipper/CDRipper/wxMainFrame.py", line 10, in ?
from data.MusicBrainz import *
File "/home/rod/workspace/MetaRipper/data/MusicBrainz.py", line 3, in ?
import musicbrainz
File "/usr/lib/python2.4/site-packages/musicbrainz.py", line 55, in ?
mbdll = cdll.LoadLibrary(findLibrary())
File "/usr/lib/python2.4/site-packages/ctypes/_loader.py", line 200, in __getattr__
dll = self.load_version(name)
File "/usr/lib/python2.4/site-packages/ctypes/_loader.py", line 170, in load_version
return self._plat_load_version(name, version, mode)
File "/usr/lib/python2.4/site-packages/ctypes/_loader.py", line 146, in _plat_load_version
return self.load("lib%s.so" % name, mode)
File "/usr/lib/python2.4/site-packages/ctypes/_loader.py", line 112, in load
return self._load(libname, mode)
File "/usr/lib/python2.4/site-packages/ctypes/_loader.py", line 149, in _load
return self._dlltype(libname, mode)
File "/usr/lib/python2.4/site-packages/ctypes/__init__.py", line 300, in __init__
self._handle = _dlopen(self._name, mode)
OSError: libLoadLibrary.so: cannot open shared object file: No such file or directory
It's unclear if the call will be added back in (see http://aspn.activestate.com/ASPN/Mail/Message/ctypes-users/3030101), so you might want to re-write this code (and tunepimp.py).
Downgrading to 0.9.6 is a workaround for now.