Python script that looks at Wiegand card reader and sends new reads to a 4D Systems LCD screen

monitor_rfid.py

#!/usr/bin/python
from time import sleep
from fourdsystems import clear_lcd, put_string

lastCard=" "
clear_lcd()

while(1):
    with open('/sys/kernel/wiegand/read', 'r') as f:
        card = f.read().strip().split(':')
    if lastCard != card[0]:
        lastCard = card[0]
        print card
        put_string('Read #{0}, facility: {1}, card: {2}\n'.format(card[0], card[1], card[2]))
    sleep(1)