

class DummySound:
    """
        A dummy sound class for what?
    """
    def fadeout(self, x): pass

    def get_length(self): return 0.0

    def get_num_channels(self): return 0

    def get_volume(self): return 0.0

    def play(self, *args): pass

    def set_volume(self, x): pass

    def stop(self): pass
