import RPi.GPIO as GPIO
import time
GPIO.setwarnings(False)
GPIO.setmode(GPIO.BOARD)
GPIO.setup(11, GPIO.IN)
GPIO.setup(3, GPIO.OUT)
while True:
  i=GPIO.input(11)
  if i==0:
    print "Screen Off",i
    tvservice -o
    GPIO.output(3, 0)
    time.sleep(0.1)
  elif i==1:
    print "Screen On",i
    tvservice -p
    chvt 6
    chvt 7
    GPIO.output(3, 1)
    time.sleep(60)