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venv/lib/python3.11/site-packages/holidays/groups/thai.py

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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 datetime import date
+from typing import Optional
+
+from holidays.calendars.thai import THAI_CALENDAR, _ThaiLunisolar
+
+
+class ThaiCalendarHolidays:
+    """
+    Thai lunisolar calendar holidays.
+
+    For more info, see class `_ThaiLunisolar`.
+    Calendar-type checking are done by `_ThaiLunisolar`.
+    """
+
+    def __init__(self, calendar=THAI_CALENDAR) -> None:
+        self.__calendar = calendar
+        self._thai_calendar = _ThaiLunisolar(calendar)
+
+    def _add_asarnha_bucha(self, name) -> Optional[date]:
+        """
+        Add Asarnha Bucha.
+
+        Asalha Pūjā (also written as Asarnha Bucha Day) is a Buddhist festival
+        celebrated on the 15th Waxing Day (Full Moon) of Month 8.
+
+        https://en.wikipedia.org/wiki/Asalha_Puja
+        """
+
+        return self._add_thai_calendar_holiday(
+            name, self._thai_calendar.asarnha_bucha_date(self._year)
+        )
+
+    def _add_boun_haw_khao_padapdin(self, name) -> Optional[date]:
+        """
+        Add Boun Haw Khao Padapdin.
+
+        Boun Haw Khao Padapdin (also known as Rice Growing Festival)
+        is a Buddhist festival celebrated on the 14th Waning Day of Month 9.
+
+        https://web.archive.org/web/20250415072547/https://www.timsthailand.com/boon-khao-pradap-din/
+        """
+
+        return self._add_thai_calendar_holiday(
+            name, self._thai_calendar.boun_haw_khao_padapdin_date(self._year)
+        )
+
+    def _add_boun_haw_khao_salark(self, name) -> Optional[date]:
+        """
+        Add Boun Haw Khao Salark.
+
+        Boun Haw Khao Salark (also known as Ancestor Festival)
+        is a Buddhist festival celebrated on the 15th Waxing Day of Month 10.
+
+        https://web.archive.org/web/20250414145714/https://www.timsthailand.com/boon-khao-sak/
+        """
+
+        return self._add_thai_calendar_holiday(
+            name, self._thai_calendar.boun_haw_khao_salark_date(self._year)
+        )
+
+    def _add_boun_suang_heua(self, name) -> Optional[date]:
+        """
+        Add Boun Suang Huea.
+
+        Boun Suang Huea Nakhone Luang Prabang (also known as Vientiane Boat Racing Festival)
+        is a Buddhist festival celebrated on the 1st Waning Day of Month 11.
+
+        https://web.archive.org/web/20250413191357/https://sonasia-holiday.com/sonabee/laos-boat-racing-festival
+        """
+
+        return self._add_thai_calendar_holiday(
+            name, self._thai_calendar.boun_suang_heua_date(self._year)
+        )
+
+    def _add_khao_phansa(self, name) -> Optional[date]:
+        """
+        Add Khao Phansa.
+
+        Start of Buddhist Lent (also written as Khao Phansa Day) is a Buddhist
+        festival celebrated on the 1st Waning Day of Month 8.
+
+        https://en.wikipedia.org/wiki/Vassa
+        """
+
+        return self._add_thai_calendar_holiday(
+            name, self._thai_calendar.khao_phansa_date(self._year)
+        )
+
+    def _add_loy_krathong(self, name) -> Optional[date]:
+        """
+        Add Loy Krathong.
+
+        Also known as "Boun That Louang" and "Bon Om Touk".
+        This concides with the 15th Waxing Day (Full Moon) of Month 12
+        in Thai Lunar Calendar.
+
+        https://en.wikipedia.org/wiki/Loy_Krathong
+        https://en.wikipedia.org/wiki/Bon_Om_Touk
+        """
+
+        return self._add_thai_calendar_holiday(
+            name, self._thai_calendar.loy_krathong_date(self._year)
+        )
+
+    def _add_makha_bucha(self, name, calendar=None) -> Optional[date]:
+        """
+        Add Makha Bucha.
+
+        Māgha Pūjā (also written as Makha Bousa and Meak Bochea Day) is a Buddhist
+        festival celebrated on the 15th Waxing Day (Full Moon) of Month 3.
+
+        Khmer variant: always fall on Month 3.
+        Thai variant:  will use Month 4 instead for Athikamat years.
+
+        https://en.wikipedia.org/wiki/Māgha_Pūjā
+        """
+        calendar = calendar or self.__calendar
+
+        return self._add_thai_calendar_holiday(
+            name, self._thai_calendar.makha_bucha_date(self._year, calendar)
+        )
+
+    def _add_ok_phansa(self, name) -> Optional[date]:
+        """
+        Add Ok Phansa.
+
+        End of Buddhist Lent (also written as Ok Phansa Day) is a Buddhist
+        festival celebrated on the 15th Waxing Day of Month 11.
+
+        https://en.wikipedia.org/wiki/Pavarana
+        """
+
+        return self._add_thai_calendar_holiday(
+            name, self._thai_calendar.ok_phansa_date(self._year)
+        )
+
+    def _add_pchum_ben(self, name) -> Optional[date]:
+        """
+        Add Pchum Ben.
+
+        Also known as "Prachum Bandar".
+        This concides with the 15th Waning Day (New Moon) of Month 10 in
+        Thai Lunar Calendar.
+
+        https://en.wikipedia.org/wiki/Pchum_Ben
+        """
+
+        return self._add_thai_calendar_holiday(
+            name, self._thai_calendar.pchum_ben_date(self._year)
+        )
+
+    def _add_preah_neangkoal(self, name) -> Optional[date]:
+        """
+        Add Preah Reach Pithi Chrat Preah Neangkoal.
+
+        Also known as "Cambodian Royal Ploughing Ceremony". This always
+        concides with the 4th Waning Day of Month 6 in Khmer Lunar Calendar.
+
+        https://en.wikipedia.org/wiki/Royal_Ploughing_Ceremony
+        """
+
+        return self._add_thai_calendar_holiday(
+            name, self._thai_calendar.preah_neangkoal_date(self._year)
+        )
+
+    def _add_thai_calendar_holiday(self, name, dt) -> Optional[date]:
+        """
+        Add Thai calendar holiday.
+
+        If the result from `_ThaiLunisolar` is none then no holidays added.
+        """
+        if dt is None:
+            return None
+
+        return self._add_holiday(name, dt)
+
+    def _add_visakha_bucha(self, name, calendar=None) -> Optional[date]:
+        """
+        Add Visakha Bucha.
+
+        Vesak (also written as Visakha Bousa Day and Visaka Bochea Day) is a
+        Buddhist festival celebrated on the 15th Waxing Day (Full Moon)
+        of Month 6.
+
+        Khmer variant: always fall on Month 6.
+        Thai variant:  will use Month 7 instead for Athikamat years.
+
+        https://en.wikipedia.org/wiki/Vesak
+        """
+        calendar = calendar or self.__calendar
+
+        return self._add_thai_calendar_holiday(
+            name, self._thai_calendar.visakha_bucha_date(self._year, calendar)
+        )