Files
Time-Series-Analysis/.venv/lib/python3.12/site-packages/holidays/countries/trinidad_and_tobago.py
2025-07-30 18:53:50 +03:00

198 lines
6.7 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 datetime import date
from gettext import gettext as tr
from holidays.calendars import _CustomHinduHolidays, _CustomIslamicHolidays
from holidays.calendars.gregorian import MAR, APR, MAY, JUN, JUL, AUG, OCT, NOV
from holidays.constants import OPTIONAL, PUBLIC
from holidays.groups import (
ChristianHolidays,
HinduCalendarHolidays,
InternationalHolidays,
IslamicHolidays,
)
from holidays.observed_holiday_base import (
ObservedHolidayBase,
SUN_TO_NEXT_WORKDAY,
SAT_SUN_TO_NEXT_WORKDAY,
WORKDAY_TO_NEXT_WORKDAY,
)
class TrinidadAndTobago(
ObservedHolidayBase,
ChristianHolidays,
HinduCalendarHolidays,
InternationalHolidays,
IslamicHolidays,
):
"""Trinidad and Tobago holidays.
References:
* <https://web.archive.org/web/20250429121623/https://otp.tt/trinidad-and-tobago/national-holidays-and-awards/>
* <https://web.archive.org/web/20250429120744/https://laws.gov.tt/ttdll-web2/revision/list?offset=380&q=&currentid=322>
* <https://web.archive.org/web/20250429120707/https://www.guardian.co.tt/article-6.2.448640.3e9e366923>
* <https://web.archive.org/web/20250429120548/https://www.guardian.co.tt/article-6.2.410311.3fe66fb00f>
* <https://web.archive.org/web/20250418212357/https://www.nalis.gov.tt/resources/tt-content-guide/labour-day/>
* <https://web.archive.org/web/20250429120701/https://www.facebook.com/groups/191766699268/posts/10160832951274269/>
* <https://web.archive.org/web/20250429142054/https://www.facebook.com/plugins/post.php?href=https://www.facebook.com/100064996051675/posts/1101755938667598/>
* <https://en.wikipedia.org/wiki/Public_holidays_in_Trinidad_and_Tobago>
* <https://en.wikipedia.org/wiki/Trinidad_and_Tobago_Carnival>
* <https://en.wikipedia.org/wiki/Indian_Arrival_Day#Trinidad_and_Tobago>
* <https://web.archive.org/web/20250429120402/https://www.timeanddate.com/holidays/trinidad/eid-al-fitr>
* <https://web.archive.org/web/20250429120140/https://www.timeanddate.com/holidays/trinidad/diwali>
"""
country = "TT"
default_language = "en_TT"
supported_categories = (OPTIONAL, PUBLIC)
# %s (estimated).
estimated_label = tr("%s (estimated)")
# %s (observed).
observed_label = tr("%s (observed)")
# %s (observed, estimated).
observed_estimated_label = tr("%s (observed, estimated)")
supported_languages = ("en_TT", "en_US")
# Trinidad and Tobago gained independence on August 31, 1962.
start_year = 1963
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=TrinidadAndTobagoHinduHolidays)
InternationalHolidays.__init__(self)
IslamicHolidays.__init__(
self, cls=TrinidadAndTobagoIslamicHolidays, show_estimated=islamic_show_estimated
)
super().__init__(*args, **kwargs)
def _populate_observed(self, dts: set[date], multiple: bool = False) -> None:
for dt in sorted(dts):
self._add_observed(
dt,
rule=WORKDAY_TO_NEXT_WORKDAY + SAT_SUN_TO_NEXT_WORKDAY
if len(self.get_list(dt)) > 1
else SUN_TO_NEXT_WORKDAY,
)
def _populate_public_holidays(self):
dts_observed = set()
# New Year's Day.
dts_observed.add(self._add_new_years_day(tr("New Year's Day")))
# Good Friday.
self._add_good_friday(tr("Good Friday"))
# Easter Monday.
self._add_easter_monday(tr("Easter Monday"))
if self._year >= 1996:
# Spiritual Baptist Liberation Day.
dts_observed.add(self._add_holiday_mar_30(tr("Spiritual Baptist Liberation Day")))
# Indian Arrival Day.
dts_observed.add(self._add_holiday_may_30(tr("Indian Arrival Day")))
# Corpus Christi.
dts_observed.add(self._add_corpus_christi_day(tr("Corpus Christi")))
if self._year >= 1973:
# Labor Day.
dts_observed.add(self._add_holiday_jun_19(tr("Labour Day")))
if self._year >= 1985:
# African Emancipation Day.
dts_observed.add(self._add_holiday_aug_1(tr("African Emancipation Day")))
# Independence Day.
dts_observed.add(self._add_holiday_aug_31(tr("Independence Day")))
if self._year >= 1976:
# Republic Day.
dts_observed.add(self._add_holiday_sep_24(tr("Republic Day")))
# Diwali.
dts_observed.add(self._add_diwali(tr("Divali")))
# Christmas Day.
dts_observed.add(self._add_christmas_day(tr("Christmas Day")))
# Boxing Day.
dts_observed.add(self._add_christmas_day_two(tr("Boxing Day")))
# Eid al-Fitr.
dts_observed.update(self._add_eid_al_fitr_day(tr("Eid-Ul-Fitr")))
if self.observed:
self._populate_observed(dts_observed)
def _populate_optional_holidays(self):
# Carnival Monday.
self._add_carnival_monday(tr("Carnival Monday"))
# Carnival Tuesday.
self._add_carnival_tuesday(tr("Carnival Tuesday"))
class TT(TrinidadAndTobago):
pass
class TTO(TrinidadAndTobago):
pass
class TrinidadAndTobagoHinduHolidays(_CustomHinduHolidays):
DIWALI_DATES = {
2012: (NOV, 13),
2013: (NOV, 4),
2014: (OCT, 23),
2015: (NOV, 11),
2016: (OCT, 29),
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),
}
class TrinidadAndTobagoIslamicHolidays(_CustomIslamicHolidays):
EID_AL_FITR_DATES = {
2012: (AUG, 19),
2013: (AUG, 8),
2014: (JUL, 29),
2015: (JUL, 18),
2016: (JUL, 6),
2017: (JUN, 26),
2018: (JUN, 15),
2019: (JUN, 5),
2020: (MAY, 24),
2021: (MAY, 13),
2022: (MAY, 2),
2023: (APR, 22),
2024: (APR, 10),
2025: (MAR, 31),
}