buttonInterrupt.py

import RPi.GPIO as GPIO

button1_sensor_pin = 27
button2_sensor_pin = 22

def buttonCallback(gpioNum):
    if( gpioNum == button1_sensor_pin ):
        print('button 1 gedrückt')
    elif( gpioNum == button2_sensor_pin ):
        print("button 2 gedrückt")


GPIO.setmode( GPIO.BCM )
GPIO.setup( button1_sensor_pin, GPIO.IN, pull_up_down=GPIO.PUD_DOWN)
GPIO.setup( button2_sensor_pin, GPIO.IN, pull_up_down=GPIO.PUD_DOWN)

print ("linker buttons pin %d and %d"%(button1_sensor_pin,button2_sensor_pin))
GPIO.add_event_detect(button1_sensor_pin, GPIO.RISING, callback=buttonCallback, bouncetime=500)
GPIO.add_event_detect(button2_sensor_pin, GPIO.RISING, callback=buttonCallback, bouncetime=500)

print "Taste zum beenden drücken"
try:
    raw_input()
except KeyboardInterrupt:
    print " bye bye "
GPIO.cleanup()