Python dateutil.rrule 模块，YEARLY 实例源码

def rrule_frequency(self):
        compatibiliy_dict = {
                'DAILY': DAILY,
                'MONTHLY': MONTHLY,
                'WEEKLY': WEEKLY,
                'YEARLY': YEARLY,
                'HOURLY': HOURLY,
                'MINUTELY': MINUTELY,
                'SECONDLY': SECONDLY
                }
        return compatibiliy_dict[self.frequency]