def set_verbosity(cls, verbosity):
        '''
        Set verbosity of logger

        :param verbosity: verbosity level. currently, we only support 1 (logging.DEBUG)
        '''
        if verbosity > 0:
            # currently, we only toggle between INFO, DEBUG
            logger = KittyObject.get_logger()
            levels = [logging.DEBUG]
            verbosity = min(verbosity, len(levels)) - 1
            logger.setLevel(levels[verbosity])
Set verbosity of logger

        :param verbosity: verbosity level. currently, we only support 1 (logging.DEBUG)