'Initialise the scanner.'

def __init__(self, config):

    _LOGGER.info('Initialising    BT    Home    Hub    5')
    self.host = config.get(CONF_HOST, '192.168.1.254')
    self.last_results = {}
    self.url = 'http://{}/nonAuth/home_status.xml'.format(self.host)
    data = _get_homehub_data(self.url)
    self.success_init = (data is not None)
