'Ensure the information from the Sky Hub is up to date.
Return boolean if scanning successful.'

def _update_info(self):

    if (not self.success_init):
        return False
    _LOGGER.info('Scanning')
    data = _get_skyhub_data(self.url)
    if (not data):
        _LOGGER.warning('Error    scanning    devices')
        return False
    self.last_results = data
    return True
