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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.calendars import _CustomHinduHolidays, _CustomIslamicHolidays
from holidays.calendars.gregorian import JAN, FEB, MAR, APR, MAY, JUN, JUL, AUG, SEP, OCT, NOV, DEC
from holidays.groups import (
ChristianHolidays,
HinduCalendarHolidays,
InternationalHolidays,
IslamicHolidays,
StaticHolidays,
)
from holidays.observed_holiday_base import (
ObservedHolidayBase,
SAT_SUN_TO_NEXT_MON,
SAT_SUN_TO_NEXT_MON_TUE,
SUN_TO_NEXT_MON,
)
class Guyana(
ObservedHolidayBase,
ChristianHolidays,
HinduCalendarHolidays,
InternationalHolidays,
IslamicHolidays,
StaticHolidays,
):
"""Guyana holidays.
References:
* [Public Holidays Amendment Act 1967](https://web.archive.org/web/20241125073357/https://parliament.gov.gy/documents/bills/11264-bill_6_of_1967_public_holidays.pdf)
* [Public Holidays Amendment Act 1969](https://web.archive.org/web/20250424211718/https://parliament.gov.gy/documents/bills/11891-bill_26_of_1969_1.pdf)
* [Public Holidays Act Consolidated as of 2012](https://web.archive.org/web/20250608202320/https://mola.gov.gy/laws/Volume%206%20Cap.%2018.01%20-%2023.011696968337.pdf)
* [2021-2025](https://web.archive.org/web/20250614200338/https://moha.gov.gy/public-holidays/)
The holidays below are not part of the latest Public Holidays Act but have been notified
every year as a holiday by Gazette notifications for many years. The earliest and latest
available notifications for each are linked below.
* Independence Day:
* [Extraordinary Gazette 14 May 2016](https://web.archive.org/web/20250210091920/https://officialgazette.gov.gy/images/gazettes-files/Extraordinary-gazette_14may161.pdf)
* [Extraordinary Gazette 10 May 2025](https://web.archive.org/web/20250611200312/https://officialgazette.gov.gy/images/gazette2025/may/Extra_10MAY2025NotiPHA.pdf)
* CARICOM Day:
* [Extraordinary Gazette 29 June 2016](https://web.archive.org/web/20250209205727/https://officialgazette.gov.gy/images/gazettes-files/Extraordinary-gazette_29jun16.pdf)
* [Extraordinary Gazette 22 June 2024](https://web.archive.org/web/20250209154128/https://officialgazette.gov.gy/images/gazette2024/jun/Extra_22JUNE2024NotiPHA.pdf)
* Arrival Day:
* [Extraordinary Gazette 16 April 2019](https://web.archive.org/web/20221118182239/https://officialgazette.gov.gy/images/gazette2019/apr/Extra_20APRIL2019NotPubHol.pdf)
* [Extraordinary Gazette 26 April 2025](https://web.archive.org/web/20250611200310/https://officialgazette.gov.gy/images/gazette2025/apr/Extra_26APRIL2025PHA.pdf)
* Commonwealth Day / Emancipation Day:
* No amendment act removing Commonwealth Day and adding Emancipation Day it has been that
way in annual Gazette notifications for years.
* [Extraordinary Gazette 21 July 2016](https://web.archive.org/web/20250211095036/https://officialgazette.gov.gy/images/gazettes-files/Extraordinary-gazette_21jul16.pdf)
* [Extraordinary Gazette 16 July 2022](https://web.archive.org/web/20231214011437/https://officialgazette.gov.gy/images/gazette2022/jul/Extra_16JULY2022NotificPHA.pdf)
"""
country = "GY"
default_language = "en_GY"
# %s (estimated).
estimated_label = tr("%s (estimated)")
# %s (observed).
observed_label = tr("%s (observed)")
# %s (observed, estimated).
observed_estimated_label = tr("%s (observed, estimated)")
start_year = 1968
supported_languages = ("en_GY", "en_US")
def __init__(self, *args, islamic_show_estimated: bool = True, **kwargs):
"""
Args:
islamic_show_estimated:
Whether to add "estimated" label to Islamic holidays name
if holiday date is estimated.
"""
ChristianHolidays.__init__(self)
HinduCalendarHolidays.__init__(self, cls=GuyanaHinduHolidays)
InternationalHolidays.__init__(self)
IslamicHolidays.__init__(
self, cls=GuyanaIslamicHolidays, show_estimated=islamic_show_estimated
)
StaticHolidays.__init__(self, cls=GuyanaStaticHolidays)
kwargs.setdefault("observed_rule", SUN_TO_NEXT_MON)
super().__init__(*args, **kwargs)
def _populate_public_holidays(self):
# New Year's Day.
self._add_observed(self._add_new_years_day(tr("New Year's Day")), rule=SAT_SUN_TO_NEXT_MON)
if self._year <= 1969 or self._year >= 2016:
# Independence Day.
self._add_holiday_may_26(tr("Independence Day"))
if self._year >= 1970:
# Republic Day.
self._add_holiday_feb_23(tr("Republic Day"))
# Good Friday.
self._add_good_friday(tr("Good Friday"))
# Easter Monday.
self._add_easter_monday(tr("Easter Monday"))
# Labor Day.
self._add_observed(self._add_labor_day(tr("Labour Day")))
if self._year >= 2019:
# Arrival Day.
self._add_observed(self._add_holiday_may_5(tr("Arrival Day")))
if self._year >= 2016:
# CARICOM Day.
self._add_holiday_1st_mon_of_jul(tr("CARICOM Day"))
if self._year >= 2016:
# Emancipation Day.
self._add_observed(self._add_holiday_aug_1(tr("Emancipation Day")))
else:
# Commonwealth Day.
self._add_holiday_1st_mon_of_aug(tr("Commonwealth Day"))
self._add_observed(
# Christmas Day.
self._add_christmas_day(tr("Christmas Day")),
rule=SAT_SUN_TO_NEXT_MON_TUE,
)
self._add_observed(
# Day after Christmas.
self._add_christmas_day_two(tr("Day after Christmas")),
rule=SAT_SUN_TO_NEXT_MON_TUE,
)
# Holi.
self._add_observed(self._add_holi(tr("Phagwah")))
# Diwali.
self._add_observed(self._add_diwali_india(tr("Deepavali")))
# Prophet's Birthday.
for dt in self._add_mawlid_day(tr("Youman Nabi")):
self._add_observed(dt)
# Eid al-Adha.
for dt in self._add_eid_al_adha_day(tr("Eid-Ul-Azha")):
self._add_observed(dt)
class GY(Guyana):
pass
class GUY(Guyana):
pass
class GuyanaHinduHolidays(_CustomHinduHolidays):
# https://web.archive.org/web/20250428060218/https://www.timeanddate.com/holidays/guyana/deepavali
DIWALI_INDIA_DATES = {
2016: (OCT, 30),
2017: (OCT, 19),
2018: (NOV, 7),
2019: (OCT, 27),
2020: (NOV, 14),
2021: (NOV, 4),
2022: (OCT, 24),
2023: (NOV, 12),
2024: (OCT, 31),
2025: (OCT, 20),
}
# https://web.archive.org/web/20250324205940/https://www.timeanddate.com/holidays/guyana/phagwah
HOLI_DATES = {
2005: (MAR, 26),
2006: (MAR, 15),
2007: (MAR, 4),
2008: (MAR, 22),
2009: (MAR, 11),
2010: (MAR, 1),
2011: (MAR, 20),
2012: (MAR, 8),
2013: (MAR, 27),
2014: (MAR, 17),
2015: (MAR, 6),
2016: (MAR, 23),
2017: (MAR, 12),
2018: (MAR, 2),
2019: (MAR, 21),
2020: (MAR, 10),
2021: (MAR, 28),
2022: (MAR, 18),
2023: (MAR, 7),
2024: (MAR, 25),
2025: (MAR, 14),
2026: (MAR, 3),
}
class GuyanaIslamicHolidays(_CustomIslamicHolidays):
# https://web.archive.org/web/20250424074512/https://www.timeanddate.com/holidays/guyana/eid-al-adha
EID_AL_ADHA_DATES = {
2001: (MAR, 6),
2002: (FEB, 23),
2003: (FEB, 12),
2004: (FEB, 2),
2005: (JAN, 21),
2006: ((JAN, 10), (DEC, 31)),
2007: (DEC, 20),
2008: (DEC, 9),
2009: (NOV, 28),
2010: (NOV, 17),
2011: (NOV, 7),
2012: (OCT, 26),
2013: (OCT, 15),
2014: (OCT, 5),
2015: (SEP, 24),
2016: (SEP, 13),
2017: (SEP, 2),
2018: (AUG, 22),
2019: (AUG, 11),
2020: (JUL, 31),
2021: (JUL, 21),
2022: (JUL, 9),
2023: (JUN, 29),
2024: (JUN, 17),
2025: (JUN, 7),
}
# https://web.archive.org/web/20241006104125/https://www.timeanddate.com/holidays/guyana/prophet-birthday
MAWLID_DATES = {
2001: (JUN, 4),
2002: (MAY, 24),
2003: (MAY, 14),
2004: (MAY, 2),
2005: (APR, 21),
2006: (APR, 11),
2007: (MAR, 31),
2008: (MAR, 20),
2009: (MAR, 9),
2010: (FEB, 26),
2011: (FEB, 16),
2012: (FEB, 5),
2013: (JAN, 24),
2014: (JAN, 14),
2015: ((JAN, 3), (DEC, 24)),
2016: (DEC, 12),
2017: (DEC, 1),
2018: (NOV, 21),
2019: (NOV, 10),
2020: (OCT, 29),
2021: (OCT, 19),
2022: (OCT, 9),
2023: (SEP, 28),
2024: (SEP, 16),
2025: (SEP, 5),
}
class GuyanaStaticHolidays(StaticHolidays):
"""Guyana special holidays.
References:
* [Public Holiday](https://web.archive.org/web/20250207012131/https://officialgazette.gov.gy/images/gazette2020/feb/Extra_27FEBRUARY2020NotPholA.pdf)
"""
special_public_holidays = {
# Public Holiday.
2020: (MAR, 2, tr("Public Holiday")),
}