(self)
Increases volume.
Increases volume.
Increases volume .
def volume_up(self):
        """ Increases volume. """
        if self.volume < 1:
            self.set_volume(min(self.volume+.1, 1))
def volume_up ( self ) : if self . volume < 1 : self . set_volume ( min ( self . volume + .1 , 1 ) )