104 lines
3.5 KiB
Python
104 lines
3.5 KiB
Python
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# -*- coding: utf-8 -*-
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# python-holidays
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# ---------------
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# A fast, efficient Python library for generating country, province and state
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# specific sets of holidays on the fly. It aims to make determining whether a
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# specific date is a holiday as fast and flexible as possible.
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#
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# Author: ryanss <ryanssdev@icloud.com> (c) 2014-2017
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# dr-prodigy <maurizio.montel@gmail.com> (c) 2017-2020
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# Website: https://github.com/dr-prodigy/python-holidays
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# License: MIT (see LICENSE file)
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from datetime import date, datetime, timedelta
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from dateutil.relativedelta import relativedelta as rd, FR, SA, MO
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from holidays.constants import JAN, APR, MAY, SEP
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from holidays.constants import SAT, SUN
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from holidays.holiday_base import HolidayBase
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# Installation: pip install korean_lunar_calendar
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# URL: https://github.com/usingsky/korean_lunar_calendar_py/
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from korean_lunar_calendar import KoreanLunarCalendar
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class Vietnam(HolidayBase):
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# https://publicholidays.vn/
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# http://vbpl.vn/TW/Pages/vbpqen-toanvan.aspx?ItemID=11013 Article.115
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# https://www.timeanddate.com/holidays/vietnam/
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def __init__(self, **kwargs):
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self.country = "VN"
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self.korean_cal = KoreanLunarCalendar()
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HolidayBase.__init__(self, **kwargs)
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def _populate(self, year):
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# New Year's Day
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name = "International New Year's Day"
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first_date = date(year, JAN, 1)
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self[first_date] = name
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if self.observed:
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self[first_date] = name
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if first_date.weekday() == SAT:
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self[first_date + rd(days=+2)] = name + " observed"
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elif first_date.weekday() == SUN:
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self[first_date + rd(days=+1)] = name + " observed"
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# Lunar New Year
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name = ["Vietnamese New Year", # index: 0
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"The second day of Tet Holiday", # index: 1
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"The third day of Tet Holiday", # index: 2
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"The forth day of Tet Holiday", # index: 3
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"The fifth day of Tet Holiday", # index: 4
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"Vietnamese New Year's Eve", # index: -1
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]
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dt = self.get_solar_date(year, 1, 1)
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new_year_date = date(dt.year, dt.month, dt.day)
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if self.observed:
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for i in range(-1, 5, 1):
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tet_day = new_year_date + rd(days=+i)
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self[tet_day] = name[i]
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# Vietnamese Kings' Commemoration Day
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# https://en.wikipedia.org/wiki/H%C3%B9ng_Kings%27_Festival
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if year >= 2007:
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name = "Hung Kings Commemoration Day"
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dt = self.get_solar_date(year, 3, 10)
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king_hung_date = date(dt.year, dt.month, dt.day)
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self[king_hung_date] = name
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else:
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pass
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# Liberation Day/Reunification Day
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name = "Liberation Day/Reunification Day"
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libration_date = date(year, APR, 30)
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self[libration_date] = name
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# International Labor Day
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name = "International Labor Day"
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labor_date = date(year, MAY, 1)
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self[labor_date] = name
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# Independence Day
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name = "Independence Day"
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independence_date = date(year, SEP, 2)
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self[independence_date] = name
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# convert lunar calendar date to solar
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def get_solar_date(self, year, month, day):
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self.korean_cal.setLunarDate(year, month, day, False)
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return date(self.korean_cal.solarYear, self.korean_cal.solarMonth,
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self.korean_cal.solarDay)
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class VN(Vietnam):
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pass
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class VNM(Vietnam):
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pass
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