mixer_test.py 文件源码

def todo_test_fadeout(self):

        # __doc__ (as of 2008-08-02) for pygame.mixer.fadeout:

          # pygame.mixer.fadeout(time): return None
          # fade out the volume on all sounds before stopping
          #
          # This will fade out the volume on all active channels over the time
          # argument in milliseconds. After the sound is muted the playback will
          # stop.
          #

        self.fail()