code: def play_tune(self, tune):
          '''Play a tune on the vehicle'''
          msg = self.message_factory.play_tune_encode(0, 0, tune)
          self.send_mavlink(msgf play_tune(self, tune):
          '''Play a tune on the vehicle'''
          msg = self.message_factory.play_tune_encode(0, 0, tune)
          self.send_mavlink(msg)
docs: Play a tune on the vehicle