A test script to let an LED blink on your RaspberryPi (pin 11).

blink.py

# date 2014-11-03                                                                                                                         
# A test script to let an LED blink on your RaspberryPi (pin 11).                                                     
#
# To use the RPi.GPIO module just install python-rpi.gpio package.                    

import RPi.GPIO as GPIO
import time

GPIO.setmode(GPIO.BOARD)

GPIO.setup( 11, GPIO.OUT );

try:
    while True:
        GPIO.output( 11, True )
        time.sleep( 2 )
        GPIO.output( 11, False )
        time.sleep( 2 )
except KeyboardInterrupt:
    GPIO.cleanup()