frappe/env/lib/python3.12/site-packages/holidays/countries/namibia.py

102 lines
3.3 KiB
Python

# holidays
# --------
# A fast, efficient Python library for generating country, province and state
# specific sets of holidays on the fly. It aims to make determining whether a
# specific date is a holiday as fast and flexible as possible.
#
# Authors: Vacanza Team and individual contributors (see CONTRIBUTORS file)
# dr-prodigy <dr.prodigy.github@gmail.com> (c) 2017-2023
# ryanss <ryanssdev@icloud.com> (c) 2014-2017
# Website: https://github.com/vacanza/holidays
# License: MIT (see LICENSE file)
from holidays.calendars.gregorian import JAN, DEC
from holidays.groups import ChristianHolidays, InternationalHolidays, StaticHolidays
from holidays.observed_holiday_base import ObservedHolidayBase, SUN_TO_NEXT_MON
class Namibia(ObservedHolidayBase, ChristianHolidays, InternationalHolidays, StaticHolidays):
"""Namibia holidays.
References:
* <https://www.officeholidays.com/countries/namibia>
* <https://www.timeanddate.com/holidays/namibia/>
* <https://tinyurl.com/lacorg5835>
As of 1991/2/1, whenever a public holiday falls on a Sunday, it rolls over to the monday,
unless that monday is already a public holiday.
Since the interval from 1991/1/1 to 1991/2/1 includes only New Year's Day, and it's a Tuesday,
we can assume that the beginning is 1991.
"""
country = "NA"
# %s (observed).
observed_label = "%s (observed)"
start_year = 1990
def __init__(self, *args, **kwargs):
ChristianHolidays.__init__(self)
InternationalHolidays.__init__(self)
StaticHolidays.__init__(self, NamibiaStaticHolidays)
kwargs.setdefault("observed_rule", SUN_TO_NEXT_MON)
kwargs.setdefault("observed_since", 1991)
super().__init__(*args, **kwargs)
def _populate_public_holidays(self):
# New Year's Day.
self._add_observed(self._add_new_years_day("New Year's Day"))
# Independence Day.
self._add_observed(self._add_holiday_mar_21("Independence Day"))
# Good Friday.
self._add_good_friday("Good Friday")
# Easter Monday.
self._add_easter_monday("Easter Monday")
# Workers' Day.
self._add_observed(self._add_labor_day("Workers' Day"))
# Cassinga Day.
self._add_observed(self._add_holiday_may_4("Cassinga Day"))
# Africa Day.
self._add_observed(self._add_africa_day("Africa Day"))
# Ascension Day.
self._add_ascension_thursday("Ascension Day")
# Heroes' Day.
self._add_observed(self._add_holiday_aug_26("Heroes' Day"))
# http://www.lac.org.na/laws/2004/3348.pdf
self._add_observed(
self._add_holiday_sep_10(
"Day of the Namibian Women and International Human Rights Day"
if self._year >= 2005
else "International Human Rights Day"
)
)
# Christmas Day.
self._add_christmas_day("Christmas Day")
# Family Day.
self._add_observed(self._add_christmas_day_two("Family Day"))
class NA(Namibia):
pass
class NAM(Namibia):
pass
class NamibiaStaticHolidays:
special_public_holidays = {
# https://gazettes.africa/archive/na/1999/na-government-gazette-dated-1999-11-22-no-2234.pdf
1999: (DEC, 31, "Y2K changeover"),
2000: (JAN, 3, "Y2K changeover"),
}