old_contents: 
  import wiringpi	                	# import library WiringPi-Python
  from time import sleep          	# import library sleep
  
  wiringpi.wiringPiSetup()        	# Must be called before using IO function
  wiringpi.pinMode(1,1)           	# Set pin 9 to 1 (OUTPUT) / 0 (INPUT)
  wiringpi.softPwmCreate(1,0,100)		# Set PWM on pin 9, start value 0, max value 100
  LED_MODULE = 1
  
  def toogleLED(times):
  	for i in range (0,times,1):
  		print "on"
  		wiringpi.digitalWrite(LED_MODULE, not wiringpi.digitalRead(LED_MODULE))
  		sleep(1)
  		print "off"
  		wiringpi.digitalWrite(LED_MODULE, not wiringpi.digitalRead(LED_MODULE))
  		sleep(1) 
  		
  def fadeLED(times):
  	for i in range (0,times,1):
  		for j in range (0,100,1):
  			wiringpi.softPwmWrite(LED_MODULE,j)	# PWM pulse on pin 9
  			sleep(0.02)
  		for j in range (100,0,-1):
  			wiringpi.softPwmWrite(LED_MODULE,j)	# PWM pulse on pin 9
  			sleep(0.02)
  		wiringpi.softPwmWrite(LED_MODULE,0)
  try:
   while  True :
  	print "Start"
  	toogleLED(3)	
  	sleep(2)
  	fadeLED(3)
  	sleep(1)
  
  except KeyboardInterrupt :
  	wiringpi.digitalWrite(LED_MODULE,0)
  	wiringpi.softPwmWrite(LED_MODULE,0)			# PWM pulse on pin 0
  	print "exit"
  
  
  	
  
  
new_contents: import wiringpi	                	# import library WiringPi-Python
  from time import sleep          	# import library sleep
  
  wiringpi.wiringPiSetup()        	# Must be called before using IO function
  wiringpi.pinMode(1,1)           	# Set pin 9 to 1 (OUTPUT) / 0 (INPUT)
  wiringpi.softPwmCreate(1,0,100)		# Set PWM on pin 9, start value 0, max value 100
  LED_MODULE = 1
  
  def toogleLED(times):
  	for i in range (0,times,1):
  		print "on"
  		wiringpi.digitalWrite(LED_MODULE, not wiringpi.digitalRead(LED_MODULE))
  		sleep(1)
  		print "off"
  		wiringpi.digitalWrite(LED_MODULE, not wiringpi.digitalRead(LED_MODULE))
  		sleep(1) 
  		
  def fadeLED(times):
  	for i in range (0,times,1):
  		for j in range (0,100,1):
  			wiringpi.softPwmWrite(LED_MODULE,j)	# PWM pulse on pin 9
  			sleep(0.02)
  		for j in range (100,0,-1):
  			wiringpi.softPwmWrite(LED_MODULE,j)	# PWM pulse on pin 9
  			sleep(0.02)
  		wiringpi.softPwmWrite(LED_MODULE,0)
  try:
   while  True :
  	print "Start"
  	toogleLED(3)	
  	sleep(2)
  	fadeLED(3)
  	sleep(1)
  
  except KeyboardInterrupt :
  	wiringpi.digitalWrite(LED_MODULE,0)
  	wiringpi.softPwmWrite(LED_MODULE,0)			# PWM pulse on pin 0
  	print "exit"
  
  
  	
  
  
subject: Update 01_Blinking_and_Fading_a_LED.py