import time import RPi.GPIO as GPIO from Command import COMMAND as cmd GPIO.setwarnings(False) Buzzer_Pin = 17 GPIO.setmode(GPIO.BCM) GPIO.setup(Buzzer_Pin,GPIO.OUT) class Buzzer: def run(self,command): if command==cmd.CMD_START: GPIO.output(Buzzer_Pin,True) elif command==cmd.CMD_STOP: GPIO.output(Buzzer_Pin,False) else: GPIO.output(Buzzer_Pin,False) if __name__=='__main__': B=Buzzer() B.run(cmd.CMD_START) time.sleep(3) B.run(cmd.CMD_STOP)