times.py 文件源码

def ceil(self):
        """Returns a ``datetime`` version of this object with all unspecified
        (None) attributes replaced by their highest values.

        This method raises an error if the ``adatetime`` object has no year.

        >>> adt = adatetime(year=2009, month=5)
        >>> adt.floor()
        datetime.datetime(2009, 5, 30, 23, 59, 59, 999999)
        """

        y, m, d, h, mn, s, ms = (self.year, self.month, self.day, self.hour,
                                 self.minute, self.second, self.microsecond)

        if y is None:
            raise ValueError("Date has no year")

        if m is None:
            m = 12
        if d is None:
            d = calendar.monthrange(y, m)[1]
        if h is None:
            h = 23
        if mn is None:
            mn = 59
        if s is None:
            s = 59
        if ms is None:
            ms = 999999
        return datetime(y, m, d, h, mn, s, ms)