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国民の祝日の処理 python (1948年以降の日本の祝日に対応)
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| # -*- coding: utf-8 -*- | |
| from dateutil.rrule import rrule | |
| from dateutil.rrule import YEARLY, MO, TH | |
| from datetime import datetime, timedelta | |
| class Holiday: | |
| ''' 祝祭日 ''' | |
| def __init__(self, title, rrule, _filter=None): | |
| self.title = title | |
| self.rrule = rrule | |
| self.filter = _filter | |
| def between(self, _from, _to): | |
| dates = self.rrule.between(_from, _to, inc=True) | |
| dates = filter(self.filter, dates) | |
| return map(lambda item: (item, self.title), dates) | |
| class Substitute: | |
| ''' 振替休日, その他前後の祝日が影響する祝祭日 ''' | |
| def __init__(self, title, dtstart, until, func): | |
| self.title = title | |
| self.dtstart = dtstart | |
| self.until = until | |
| self.func = func | |
| def apply(self, _list): | |
| self.func(self, _list) | |
| class CountryHolidays: | |
| ''' 国の祝祭日 ''' | |
| def __init__(self, holidays, substitutes=None): | |
| self.holidays = holidays | |
| self.substitutes = substitutes | |
| def _get(self, year): | |
| return self.between(year, year) | |
| def _between(self, from_year, to_year): | |
| dates = [] | |
| for holiday in self.holidays: | |
| dates.extend(holiday.between( | |
| datetime(from_year, 1, 1), datetime(to_year, 12, 31))) | |
| dates.sort(key=lambda item: item[0]) | |
| if self.substitutes is not None: | |
| for substitute in self.substitutes: | |
| substitute.apply(dates) | |
| dates.sort(key=lambda item: item[0]) | |
| return dates | |
| @classmethod | |
| def get(cls, country_code, year): | |
| return cls.between(country_code, year, year) | |
| @classmethod | |
| def between(cls, country_code, from_year, to_year): | |
| holiday_def = HOLIDAY_TABLE.get(country_code) | |
| if holiday_def is None: | |
| return None | |
| return holiday_def._between(from_year, to_year) | |
| def JP_vernal_equinox_day(_date): | |
| ''' 日本の祝日 - 春分の日 ''' | |
| if _date.month != 3: | |
| return False | |
| year = _date.year - 1980 | |
| if _date.year >= 2100: | |
| return _date.day == int(21.8510 + 0.242194 * year - int(year / 4)) | |
| elif _date.year >= 1980: | |
| return _date.day == int(20.8431 + 0.242194 * year - int(year / 4)) | |
| else: | |
| return _date.day == int(20.8357 + 0.242194 * year - int(year / 4)) | |
| def JP_autumnal_equinox_day(_date): | |
| ''' 日本の祝日 - 秋分の日 ''' | |
| if _date.month != 9: | |
| return False | |
| year = _date.year - 1980 | |
| if _date.year >= 2100: | |
| return _date.day == int(24.2488 + 0.242194 * year - int(year / 4)) | |
| elif _date.year >= 1980: | |
| return _date.day == int(23.2488 + 0.242194 * year - int(year / 4)) | |
| else: | |
| return _date.day == int(23.2588 + 0.242194 * year - int(year / 4)) | |
| def JP_national_holiday_1985(_date): | |
| ''' 日本の祝日 - 国民の休日(旧制) ''' | |
| weekday = _date.isoweekday() | |
| return weekday != 1 and weekday != 7 | |
| def JP_national_holiday(self, _list): | |
| ''' 日本の祝日 - 国民の休日(9月) ''' | |
| append_list = [] | |
| fst = None | |
| snd = None | |
| for i, holiday in enumerate(_list): | |
| if self.dtstart is not None and self.dtstart > holiday[0]: | |
| continue | |
| if self.until is not None and self.until < holiday[0]: | |
| continue | |
| if holiday[0].month != 9: | |
| fst = None | |
| snd = None | |
| continue | |
| if not fst: | |
| fst = (i, holiday) | |
| else: | |
| snd = (i, holiday) | |
| if fst is not None and snd is not None \ | |
| and snd[1][0].day - fst[1][0].day == 2: | |
| target = datetime( | |
| snd[1][0].year, snd[1][0].month, snd[1][0].day - 1) | |
| weekday = target.isoweekday() | |
| if weekday != 1 and weekday != 7: | |
| append_list.append((target, self.title)) | |
| fst = None | |
| snd = None | |
| _list.extend(append_list) | |
| def JP_substitute_1973(self, _list): | |
| ''' 日本の祝日 - 振替休日(旧制) ''' | |
| append_list = [] | |
| for i, holiday in enumerate(_list): | |
| next_holiday = None | |
| if i + 1 < len(_list): | |
| next_holiday = _list[i + 1][0] | |
| if self.dtstart is not None and self.dtstart > holiday[0]: | |
| continue | |
| if self.until is not None and self.until < holiday[0]: | |
| continue | |
| weekday = holiday[0].isoweekday() | |
| if weekday == 7 and next_holiday != holiday[0]: | |
| # 日曜かつ翌日が祝日でない場合翌日を振替休日とする | |
| append_list.append((holiday[0] + timedelta(days=1), self.title)) | |
| _list.extend(append_list) | |
| def JP_substitute(self, _list): | |
| ''' 日本の祝日 - 振替休日 ''' | |
| append_list = [] | |
| for i, holiday in enumerate(_list): | |
| if self.dtstart is not None and self.dtstart > holiday[0]: | |
| continue | |
| if self.until is not None and self.until < holiday[0]: | |
| continue | |
| weekday = holiday[0].isoweekday() | |
| next_day = holiday[0] | |
| if weekday == 7: | |
| # 日曜 | |
| appended = False | |
| for j in range(i + 1, len(_list)): | |
| next_holiday = _list[j][0] | |
| next_day = next_day + timedelta(days=1) | |
| if next_holiday != next_day: | |
| append_list.append((next_day, self.title)) | |
| appended = True | |
| break | |
| if not appended: | |
| append_list.append( | |
| (holiday[0] + timedelta(days=1), self.title)) | |
| _list.extend(append_list) | |
| def US_substitute(self, _list): | |
| ''' アメリカの祝日 - 振替休日 ''' | |
| for i, holiday in enumerate(_list): | |
| weekday = holiday[0].isoweekday() | |
| if weekday == 6: | |
| # 土曜 | |
| _list[i] = (holiday[0] + timedelta(days=-1), holiday[1]) | |
| elif weekday == 7: | |
| # 日曜 | |
| _list[i] = (holiday[0] + timedelta(days=1), holiday[1]) | |
| HOLIDAY_TABLE = { | |
| 'US': CountryHolidays([ | |
| Holiday('New Year\'s Day', | |
| rrule(YEARLY, | |
| dtstart=datetime(2000, 1, 1), | |
| bymonth=1, bymonthday=1)), | |
| Holiday('Martin Luther King Jr.\'S Birthday', | |
| rrule(YEARLY, | |
| dtstart=datetime(2000, 1, 1), | |
| bymonth=1, byweekday=MO, bysetpos=3)), | |
| Holiday('Washington\'s Birthday', | |
| rrule(YEARLY, | |
| dtstart=datetime(2000, 1, 1), | |
| bymonth=2, byweekday=MO, bysetpos=3)), | |
| Holiday('Memorial Day', | |
| rrule(YEARLY, | |
| dtstart=datetime(2000, 1, 1), | |
| bymonth=5, byweekday=MO, bysetpos=-1)), | |
| Holiday('Independence Day', | |
| rrule(YEARLY, | |
| dtstart=datetime(2000, 1, 1), | |
| bymonth=7, bymonthday=4)), | |
| Holiday('Labor Day', | |
| rrule(YEARLY, | |
| dtstart=datetime(2000, 1, 1), | |
| bymonth=9, byweekday=MO, bysetpos=1)), | |
| Holiday('Columbus Day', | |
| rrule(YEARLY, | |
| dtstart=datetime(2000, 1, 1), | |
| bymonth=10, byweekday=MO, bysetpos=2)), | |
| Holiday('Veterans Day', | |
| rrule(YEARLY, | |
| dtstart=datetime(2000, 1, 1), | |
| bymonth=11, bymonthday=11)), | |
| Holiday('Thanksgiving Day', | |
| rrule(YEARLY, | |
| dtstart=datetime(2000, 1, 1), | |
| bymonth=11, byweekday=TH, bysetpos=4)), | |
| Holiday('Christmas Day', | |
| rrule(YEARLY, | |
| dtstart=datetime(2000, 1, 1), | |
| bymonth=12, bymonthday=25)), | |
| ], [ | |
| Substitute(None, None, None, US_substitute), | |
| ]), | |
| 'JP': CountryHolidays([ | |
| Holiday('元日', | |
| rrule(YEARLY, | |
| dtstart=datetime(1948, 7, 20), | |
| bymonth=1, bymonthday=1)), | |
| Holiday('成人の日', | |
| rrule(YEARLY, | |
| dtstart=datetime(1948, 7, 20), | |
| until=datetime(1999, 12, 31), | |
| bymonth=1, bymonthday=15)), | |
| Holiday('成人の日', | |
| rrule(YEARLY, | |
| dtstart=datetime(2000, 1, 1), | |
| bymonth=1, byweekday=MO, bysetpos=2)), | |
| Holiday('建国記念の日', | |
| rrule(YEARLY, | |
| dtstart=datetime(1966, 6, 25), | |
| bymonth=2, bymonthday=11)), | |
| Holiday('春分の日', | |
| rrule(YEARLY, | |
| dtstart=datetime(1948, 7, 20), | |
| bymonth=3, bymonthday=(20, 21)), | |
| JP_vernal_equinox_day), | |
| Holiday('昭和の日', | |
| rrule(YEARLY, | |
| dtstart=datetime(2007, 1, 1), | |
| bymonth=4, bymonthday=29)), | |
| Holiday('みどりの日', | |
| rrule(YEARLY, | |
| dtstart=datetime(1989, 2, 17), | |
| until=datetime(2006, 12, 31), | |
| bymonth=4, bymonthday=29)), | |
| Holiday('憲法記念日', | |
| rrule(YEARLY, | |
| dtstart=datetime(1948, 7, 20), | |
| bymonth=5, bymonthday=3)), | |
| Holiday('国民の休日', | |
| rrule(YEARLY, | |
| dtstart=datetime(1985, 12, 27), | |
| until=datetime(2006, 12, 31), | |
| bymonth=5, bymonthday=4), | |
| JP_national_holiday_1985), | |
| Holiday('みどりの日', | |
| rrule(YEARLY, | |
| dtstart=datetime(2007, 1, 1), | |
| bymonth=5, bymonthday=4)), | |
| Holiday('こどもの日', | |
| rrule(YEARLY, | |
| dtstart=datetime(1948, 7, 20), | |
| bymonth=5, bymonthday=5)), | |
| Holiday('海の日', | |
| rrule(YEARLY, | |
| dtstart=datetime(1996, 1, 1), | |
| until=datetime(2002, 12, 31), | |
| bymonth=7, bymonthday=20)), | |
| Holiday('海の日', | |
| rrule(YEARLY, | |
| dtstart=datetime(2003, 1, 1), | |
| bymonth=7, byweekday=MO, bysetpos=3)), | |
| Holiday('山の日', | |
| rrule(YEARLY, | |
| dtstart=datetime(2016, 1, 1), | |
| bymonth=8, bymonthday=11)), | |
| Holiday('敬老の日', | |
| rrule(YEARLY, | |
| dtstart=datetime(1966, 6, 25), | |
| until=datetime(2002, 12, 31), | |
| bymonth=9, bymonthday=15)), | |
| Holiday('敬老の日', | |
| rrule(YEARLY, | |
| dtstart=datetime(2003, 1, 1), | |
| bymonth=9, byweekday=MO, bysetpos=3)), | |
| Holiday('秋分の日', | |
| rrule(YEARLY, | |
| dtstart=datetime(1948, 7, 20), | |
| bymonth=9, bymonthday=(22, 23, 24)), | |
| JP_autumnal_equinox_day), | |
| Holiday('体育の日', | |
| rrule(YEARLY, | |
| dtstart=datetime(1966, 6, 25), | |
| until=datetime(1999, 12, 31), | |
| bymonth=10, bymonthday=10)), | |
| Holiday('体育の日', | |
| rrule(YEARLY, | |
| dtstart=datetime(2000, 1, 1), | |
| bymonth=10, byweekday=MO, bysetpos=2)), | |
| Holiday('文化の日', | |
| rrule(YEARLY, | |
| dtstart=datetime(1948, 7, 20), | |
| bymonth=11, bymonthday=3)), | |
| Holiday('勤労感謝の日', | |
| rrule(YEARLY, | |
| dtstart=datetime(1948, 7, 20), | |
| bymonth=11, bymonthday=23)), | |
| Holiday('天皇誕生日', | |
| rrule(YEARLY, | |
| dtstart=datetime(1948, 7, 20), | |
| until=datetime(1989, 2, 16), | |
| bymonth=4, bymonthday=29)), | |
| Holiday('天皇誕生日', | |
| rrule(YEARLY, | |
| dtstart=datetime(1989, 2, 17), | |
| bymonth=12, bymonthday=23)), | |
| Holiday('皇太子明仁親王の結婚の儀', | |
| rrule(YEARLY, | |
| dtstart=datetime(1959, 4, 10), | |
| until=datetime(1959, 4, 10), | |
| bymonth=4, bymonthday=10)), | |
| Holiday('昭和天皇の大喪の礼', | |
| rrule(YEARLY, | |
| dtstart=datetime(1989, 2, 24), | |
| until=datetime(1989, 2, 24), | |
| bymonth=2, bymonthday=24)), | |
| Holiday('即位礼正殿の儀', | |
| rrule(YEARLY, | |
| dtstart=datetime(1990, 11, 12), | |
| until=datetime(1990, 11, 12), | |
| bymonth=11, bymonthday=12)), | |
| Holiday('皇太子徳仁親王の結婚の儀', | |
| rrule(YEARLY, | |
| dtstart=datetime(1993, 6, 9), | |
| until=datetime(1993, 6, 9), | |
| bymonth=6, bymonthday=9)), | |
| ], [ | |
| Substitute('国民の休日', datetime(2007, 1, 1), None, JP_national_holiday), | |
| Substitute('振替休日', datetime(1973, 4, 12), datetime(2006, 12, 31), | |
| JP_substitute_1973), | |
| Substitute('振替休日', datetime(2007, 1, 1), None, JP_substitute), | |
| ]) | |
| } |
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Usage:
CountryHolidays.between('JP', 2014, 2015)