Detect user through Bluetooth demo, Python

detect.py

#!/usr/bin/python

import bluetooth
import time

while True:
    print "Checking " + time.strftime("%a, %d %b %Y %H:%M:%S", time.gmtime())
    result = bluetooth.lookup_name('78:7F:70:38:51:1B', timeout=5)
    if (result != None):
        print "User present"
    else:
        print "User out of range"

    time.sleep(10)

Thank you! Nice pieces of code you have around ...