scanble.py

import bluetooth
import yaml

# Pseudo code

def main(argv):
    configFile = "devices.yml"
    
    # Loads the configuration file
    if os.path.isfile(configFile):
        with open(configFile, 'r') as f:
            conf = yaml.load(f)
            
    while True:
        for device in conf["devices"]:
            result = bluetooth.lookup_name(device['addr'], timeout=timeout)
            isNear = (result != None)
            if ('isNear' not in device) or (device['isNear'] != isNear):
                device['isNear'] = isNear
       	        logger.log(logging.DEBUG, "%s: in" % device)
                notify(tcpHost, tcpPort, device, logger)
    
        time.sleep(delay)