text: #!/usr/bin/env python
  # -*- coding: utf8 -*-
  
  import RPi.GPIO as GPIO
  import MFRC522
  import signal
  import os, time
  from subprocess import Popen, PIPE, STDOUT
  continue_reading = True
  
  # Capture SIGINT for cleanup when the script is aborted
  def end_read(signal,frame):
      global continue_reading
      print "Ctrl+C captured, ending read."
      continue_reading = False
      GPIO.cleanup()
  
  # Hook the SIGINT
  signal.signal(signal.SIGINT, end_read)
  
  # Create an object of the class MFRC522
  MIFAREReader = MFRC522.MFRC522()
  
  # Welcome message
  print "Welcome to the MFRC522 data read example"
  print "Press Ctrl-C to stop."
  
  playing=False
  current_uid=0
  status2count=0
  last_status = 2
  # This loop keeps checking for chips. If one is near it will get the UID and authenticate
  while continue_reading:
      # Scan for cards
      (status,TagType) = MIFAREReader.MFRC522_Request(MIFAREReader.PICC_REQIDL)
      #print "status: " + str(status) + "  last_status: " + str(last_status) + " status2count: " + str(status2count) 
      # If a card is found
      (status,uid) = MIFAREReader.MFRC522_Anticoll()
      print "status: " + str(status) + " uid: " + str(uid)
  
  