Stop changing light level manually

def stop_change(self):
        """Stop changing light level manually"""
        self.logger.info("Dimmer %s stop_change", self.device_id)

        self.hub.direct_command(self.device_id, '18', '00')
        success = self.hub.check_success(self.device_id, '18', '00')
        if success:
            self.logger.info("Dimmer %s stop_change: Light stopped changing successfully",
                             self.device_id)
            self.hub.clear_device_command_cache(self.device_id)
        else:
            self.logger.error("Dimmer %s stop_change: Light did not stop",
                              self.device_id)

        return success