#!/usr/bin/env python
import time
import wiringpi2 as wiringpi
wiringpi.wiringPiSetup()
 
PIN_SDA = 8
PIN_SCL = 9
 
wiringpi.pinMode(PIN_SDA, wiringpi.GPIO.OUTPUT)
wiringpi.pinMode(PIN_SCL, wiringpi.GPIO.OUTPUT)
 
print 'Press CTRL+C to exit'
while True:
    wiringpi.digitalWrite(PIN_SDA, 1)
    wiringpi.digitalWrite(PIN_SCL, 1)
    print 'Pins ON (3.3v)'
    time.sleep(1)
    wiringpi.digitalWrite(PIN_SDA, 0)
    wiringpi.digitalWrite(PIN_SCL, 0)
    print 'Pins OFF (0v)'
    time.sleep(1)