models.py 文件源码

def occurrences(self):
        import datetime
        from dateutil import rrule
        datelist = []
        if self.rrule:
            rr = rrule.rrulestr(self.rrule, dtstart=self.start_date)
            start = datetime.datetime.combine(self.start_date, datetime.datetime.min.time())
            end = start + datetime.timedelta(days=365)
            datelist = rr.between(start, end, inc=True)
        else:
            if self.start_date >= datetime.date.today():
                datelist.append(datetime.datetime.combine(self.start_date, datetime.time(0, 0, 0)))

        if not self.start_time:
            return datelist

        return [datetime.datetime.combine(x.date(), self.start_time) for x in datelist]