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# 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 gettext import gettext as tr
from holidays.constants import OPTIONAL, PUBLIC
from holidays.groups import ChristianHolidays, InternationalHolidays
from holidays.observed_holiday_base import ObservedHolidayBase, SUN_TO_PREV_SAT, SUN_TO_NEXT_MON
class Netherlands(ObservedHolidayBase, ChristianHolidays, InternationalHolidays):
"""Netherlands holidays.
Easter Sunday and Whit Sunday are always on Sunday and are therefore not mentioned separately
in the Algemene termijnenwet (Atw).
References:
* <https://en.wikipedia.org/wiki/Public_holidays_in_the_Netherlands>
* <https://nl.wikipedia.org/wiki/Feestdagen_in_Nederland>
* <https://nl.wikipedia.org/wiki/Algemene_termijnenwet>
* <https://web.archive.org/web/20251015082530/https://business.gov.nl/regulation/holiday-entitlement/>
* <https://web.archive.org/save/https://wetten.overheid.nl/BWBR0002448/2010-10-10>
* <https://web.archive.org/web/20250123145153/https://repository.overheid.nl/frbr/sgd/19811982/0000151909/1/pdf/SGD_19811982_0002862.pdf>
* <https://web.archive.org/web/20251015082056/https://www.facebook.com/photo.php?fbid=5357926707591435&id=190259871024837&set=a.342400825810740>
"""
country = "NL"
default_language = "nl"
supported_categories = (OPTIONAL, PUBLIC)
supported_languages = ("en_US", "fy", "nl", "th", "uk")
# Algemene termijnenwet (Atw) entered into force on April 1st, 1965.
start_year = 1966
def __init__(self, *args, **kwargs):
ChristianHolidays.__init__(self)
InternationalHolidays.__init__(self)
kwargs.setdefault("observed_rule", SUN_TO_NEXT_MON)
super().__init__(*args, **kwargs)
def _populate_public_holidays(self):
# New Year's Day.
self._add_new_years_day(tr("Nieuwjaarsdag"))
# Good Friday.
self._add_good_friday(tr("Goede Vrijdag"))
# Easter Sunday.
self._add_easter_sunday(tr("Eerste paasdag"))
# Easter Monday.
self._add_easter_monday(tr("Tweede paasdag"))
self._move_holiday(
# King's Day.
self._add_holiday_apr_27(tr("Koningsdag"))
if self._year >= 2014
# Queen's Day.
else self._add_holiday_apr_30(tr("Koninginnedag")),
rule=SUN_TO_PREV_SAT if self._year >= 1980 else SUN_TO_NEXT_MON,
)
# Officially adopted as an annual national holiday in the Atw on January 5th, 1982.
# In practice, many collective labor agreements (CAOs) stipulate that May 5th is
# a day off only once every five years (e.g., 2030, 2035, etc.).
if self._year % 5 == 0:
# Liberation Day.
self._add_holiday_may_5(tr("Bevrijdingsdag"))
# Ascension Day.
self._add_ascension_thursday(tr("Hemelvaartsdag"))
# Whit Sunday.
self._add_whit_sunday(tr("Eerste Pinksterdag"))
# Whit Monday.
self._add_whit_monday(tr("Tweede Pinksterdag"))
# Christmas Day.
self._add_christmas_day(tr("Eerste Kerstdag"))
# Second Day of Christmas.
self._add_christmas_day_two(tr("Tweede Kerstdag"))
def _populate_optional_holidays(self):
if self._year >= 1982:
# Liberation Day.
self._add_holiday_may_5(tr("Bevrijdingsdag"))
class NL(Netherlands):
pass
class NLD(Netherlands):
pass
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