offsets.py 文件源码

def getOffsetOfMonth(self, dt):
        m = MonthEnd()
        d = datetime(dt.year, dt.month, 1, dt.hour, dt.minute,
                     dt.second, dt.microsecond, tzinfo=dt.tzinfo)
        eom = m.rollforward(d)
        w = Week(weekday=self.weekday)
        return w.rollback(eom)