Traceback (most recent call last):
  File "/home/aps/workspace/gsoc/flumotion-orig/bin/flumotion-worker", line 42, in <module>
    from flumotion.common import boot
  File "/home/aps/workspace/gsoc/flumotion-orig/flumotion/__init__.py", line 36, in <module>
    class Fraction(Gst.Fraction):
  File "/usr/lib/python2.7/dist-packages/gi/types.py", line 212, in __init__
    super(GObjectMeta, cls).__init__(name, bases, dict_)
  File "/usr/lib/python2.7/dist-packages/gi/_gobject/__init__.py", line 65, in __init__
    cls._type_register(cls.__dict__)
  File "/usr/lib/python2.7/dist-packages/gi/_gobject/__init__.py", line 119, in _type_register
    type_register(cls, namespace.get('__gtype_name__'))
TypeError: Error when calling the metaclass bases
    argument must be a GObject subclass