我们从Python开源项目中，提取了以下26个代码示例，用于说明如何使用datetime.date.second()。
def _validate_time(self, t_input): from datetime import time as dt_time import time if isinstance(t_input, compat.string_types): try: t = time.strptime(t_input, '%H:%M') return dt_time(hour=t.tm_hour, minute=t.tm_min) except ValueError: raise ValueError("time data must match '%H:%M' format") elif isinstance(t_input, dt_time): if t_input.second != 0 or t_input.microsecond != 0: raise ValueError( "time data must be specified only with hour and minute") return t_input else: raise ValueError("time data must be string or datetime.time")
def apply(self, other): n = self.n wkday, _ = tslib.monthrange(other.year, other.month) first = _get_firstbday(wkday) if other.day > first and n <= 0: # as if rolled forward already n += 1 elif other.day < first and n > 0: other = other + timedelta(days=first - other.day) n -= 1 other = other + relativedelta(months=n) wkday, _ = tslib.monthrange(other.year, other.month) first = _get_firstbday(wkday) result = datetime(other.year, other.month, first, other.hour, other.minute, other.second, other.microsecond) return result
def apply(self, other): base = other if self.weekday is None: return other + self.n * self._inc if self.n > 0: k = self.n otherDay = other.weekday() if otherDay != self.weekday: other = other + timedelta((self.weekday - otherDay) % 7) k = k - 1 other = other for i in range(k): other = other + self._inc else: k = self.n otherDay = other.weekday() if otherDay != self.weekday: other = other + timedelta((self.weekday - otherDay) % 7) for i in range(-k): other = other - self._inc other = datetime(other.year, other.month, other.day, base.hour, base.minute, base.second, base.microsecond) return other
def apply(self, other): n = self.n base = other other = datetime(other.year, other.month, other.day, other.hour, other.minute, other.second, other.microsecond) wkday, days_in_month = tslib.monthrange(other.year, other.month) lastBDay = days_in_month - max(((wkday + days_in_month - 1) % 7) - 4, 0) monthsToGo = 3 - ((other.month - self.startingMonth) % 3) if monthsToGo == 3: monthsToGo = 0 if n > 0 and not (other.day >= lastBDay and monthsToGo == 0): n = n - 1 elif n <= 0 and other.day > lastBDay and monthsToGo == 0: n = n + 1 other = other + relativedelta(months=monthsToGo + 3 * n, day=31) other = tslib._localize_pydatetime(other, base.tzinfo) if other.weekday() > 4: other = other - BDay() return other
def apply(self, other): n = self.n other = datetime(other.year, other.month, other.day, other.hour, other.minute, other.second, other.microsecond) wkday, days_in_month = tslib.monthrange(other.year, other.month) monthsToGo = 3 - ((other.month - self.startingMonth) % 3) if monthsToGo == 3: monthsToGo = 0 if n > 0 and not (other.day >= days_in_month and monthsToGo == 0): n = n - 1 other = other + relativedelta(months=monthsToGo + 3 * n, day=31) return other
def apply(self, other): currentEaster = easter(other.year) currentEaster = datetime( currentEaster.year, currentEaster.month, currentEaster.day) currentEaster = tslib._localize_pydatetime(currentEaster, other.tzinfo) # NOTE: easter returns a datetime.date so we have to convert to type of # other if self.n >= 0: if other >= currentEaster: new = easter(other.year + self.n) else: new = easter(other.year + self.n - 1) else: if other > currentEaster: new = easter(other.year + self.n + 1) else: new = easter(other.year + self.n) new = datetime(new.year, new.month, new.day, other.hour, other.minute, other.second, other.microsecond) return new
def _is_normalized(dt): if (dt.hour != 0 or dt.minute != 0 or dt.second != 0 or dt.microsecond != 0 or getattr(dt, 'nanosecond', 0) != 0): return False return True # --------------------------------------------------------------------- # DateOffset
def onOffset(self, dt): if self.normalize and not _is_normalized(dt): return False if dt.tzinfo is not None: dt = datetime(dt.year, dt.month, dt.day, dt.hour, dt.minute, dt.second, dt.microsecond) # Valid BH can be on the different BusinessDay during midnight # Distinguish by the time spent from previous opening time businesshours = self._get_business_hours_by_sec() return self._onOffset(dt, businesshours)
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)
def apply(self, other): n = self.n wkday, _ = tslib.monthrange(other.year, other.month) first = _get_firstbday(wkday) monthsSince = (other.month - self.startingMonth) % 3 if n <= 0 and monthsSince != 0: # make sure to roll forward so negate monthsSince = monthsSince - 3 # roll forward if on same month later than first bday if n <= 0 and (monthsSince == 0 and other.day > first): n = n + 1 # pretend to roll back if on same month but before firstbday elif n > 0 and (monthsSince == 0 and other.day < first): n = n - 1 # get the first bday for result other = other + relativedelta(months=3 * n - monthsSince) wkday, _ = tslib.monthrange(other.year, other.month) first = _get_firstbday(wkday) result = datetime(other.year, other.month, first, other.hour, other.minute, other.second, other.microsecond) return result
def apply(self, other): n = self.n wkday, days_in_month = tslib.monthrange(other.year, self.month) lastBDay = (days_in_month - max(((wkday + days_in_month - 1) % 7) - 4, 0)) years = n if n > 0: if (other.month < self.month or (other.month == self.month and other.day < lastBDay)): years -= 1 elif n <= 0: if (other.month > self.month or (other.month == self.month and other.day > lastBDay)): years += 1 other = other + relativedelta(years=years) _, days_in_month = tslib.monthrange(other.year, self.month) result = datetime(other.year, self.month, days_in_month, other.hour, other.minute, other.second, other.microsecond) if result.weekday() > 4: result = result - BDay() return result
def apply(self, other): def _increment(date, n): year = date.year + n - 1 if date.month >= self.month: year += 1 return datetime(year, self.month, 1, date.hour, date.minute, date.second, date.microsecond) def _decrement(date, n): year = date.year + n + 1 if date.month < self.month or (date.month == self.month and date.day == 1): year -= 1 return datetime(year, self.month, 1, date.hour, date.minute, date.second, date.microsecond) def _rollf(date): if (date.month != self.month) or date.day > 1: date = _increment(date, 1) return date n = self.n result = other if n > 0: result = _increment(result, n) elif n < 0: result = _decrement(result, n) else: # n == 0, roll forward result = _rollf(result) return result
def apply(self, other): base = other n = self.n if n > 0: while n > 0: if not self._offset.onOffset(other): qtr_lens = self.get_weeks(other) start = other - self._offset else: start = other qtr_lens = self.get_weeks(other + self._offset) for weeks in qtr_lens: start += relativedelta(weeks=weeks) if start > other: other = start n -= 1 break else: n = -n while n > 0: if not self._offset.onOffset(other): qtr_lens = self.get_weeks(other) end = other + self._offset else: end = other qtr_lens = self.get_weeks(other) for weeks in reversed(qtr_lens): end -= relativedelta(weeks=weeks) if end < other: other = end n -= 1 break other = datetime(other.year, other.month, other.day, base.hour, base.minute, base.second, base.microsecond) return other
def totime(somedate): """return a time from a time (leaving unchanged), date or datetime""" # XXX mx compat if not isinstance(somedate, time): return time(somedate.hour, somedate.minute, somedate.second) assert isinstance(somedate, (time)), repr(somedate) return somedate
def ustrftime(somedate, fmt='%Y-%m-%d'): """like strftime, but returns a unicode string instead of an encoded string which may be problematic with localized date. """ if sys.version_info >= (3, 3): # datetime.date.strftime() supports dates since year 1 in Python >=3.3. return somedate.strftime(fmt) else: try: if sys.version_info < (3, 0): encoding = getlocale(LC_TIME)[1] or 'ascii' return unicode(somedate.strftime(str(fmt)), encoding) else: return somedate.strftime(fmt) except ValueError: if somedate.year >= 1900: raise # datetime is not happy with dates before 1900 # we try to work around this, assuming a simple # format string fields = {'Y': somedate.year, 'm': somedate.month, 'd': somedate.day, } if isinstance(somedate, datetime): fields.update({'H': somedate.hour, 'M': somedate.minute, 'S': somedate.second}) fmt = re.sub('%([YmdHMS])', r'%(\1)02d', fmt) return unicode(fmt) % fields
def datetime_to_seconds(date): """return the number of seconds since the begining of the day for that date """ return date.second+60*date.minute + 3600*date.hour
def apply(self, other): def _increment(date): if date.month == self.month: _, days_in_month = tslib.monthrange(date.year, self.month) if date.day != days_in_month: year = date.year else: year = date.year + 1 elif date.month < self.month: year = date.year else: year = date.year + 1 _, days_in_month = tslib.monthrange(year, self.month) return datetime(year, self.month, days_in_month, date.hour, date.minute, date.second, date.microsecond) def _decrement(date): year = date.year if date.month > self.month else date.year - 1 _, days_in_month = tslib.monthrange(year, self.month) return datetime(year, self.month, days_in_month, date.hour, date.minute, date.second, date.microsecond) def _rollf(date): if date.month != self.month or\ date.day < tslib.monthrange(date.year, date.month)[1]: date = _increment(date) return date n = self.n result = other if n > 0: while n > 0: result = _increment(result) n -= 1 elif n < 0: while n < 0: result = _decrement(result) n += 1 else: # n == 0, roll forward result = _rollf(result) return result
