some new features

.venv/lib/python3.12/site-packages/holidays/countries/madagascar.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 gettext import gettext as tr
+
+from holidays.calendars.gregorian import MAY, SUN, _timedelta, _get_nth_weekday_of_month
+from holidays.groups import ChristianHolidays, InternationalHolidays
+from holidays.holiday_base import HolidayBase
+
+
+class Madagascar(HolidayBase, ChristianHolidays, InternationalHolidays):
+    """Madagascar holidays.
+
+    References:
+        * <https://web.archive.org/web/20250114061412/https://www.officeholidays.com/countries/madagascar>
+        * <https://web.archive.org/web/20250413112126/https://www.timeanddate.com/holidays/madagascar/>
+    """
+
+    country = "MG"
+    default_language = "mg"
+    supported_languages = ("en_US", "mg", "uk")
+    start_year = 1947
+
+    def __init__(self, *args, **kwargs):
+        ChristianHolidays.__init__(self)
+        InternationalHolidays.__init__(self)
+        super().__init__(*args, **kwargs)
+
+    def _populate_public_holidays(self):
+        # New Year's Day.
+        self._add_new_years_day(tr("Taom-baovao"))
+
+        # Women's Day.
+        self._add_womens_day(tr("Fetin'ny vehivavy"))
+
+        # Martyrs' Day.
+        self._add_holiday_mar_29(tr("Fetin'ny mahery fo"))
+
+        # Easter Sunday.
+        self._add_easter_sunday(tr("Fetin'ny paska"))
+
+        # Easter Monday.
+        self._add_easter_monday(tr("Alatsinain'ny paska"))
+
+        # Labor Day.
+        self._add_labor_day(tr("Fetin'ny asa"))
+
+        # Ascension Day.
+        self._add_ascension_thursday(tr("Fiakaran'ny Jesosy kristy tany an-danitra"))
+
+        # Whit Sunday.
+        whit_sunday = self._add_whit_sunday(tr("Pentekosta"))
+
+        # Whit Monday.
+        self._add_whit_monday(tr("Alatsinain'ny pentekosta"))
+
+        last_sun_of_may = _get_nth_weekday_of_month(-1, SUN, MAY, self._year)
+        self._add_holiday(
+            # Mother's Day.
+            tr("Fetin'ny reny"),
+            _timedelta(last_sun_of_may, +7) if last_sun_of_may == whit_sunday else last_sun_of_may,
+        )
+
+        # Father's Day.
+        self._add_holiday_3rd_sun_of_jun(tr("Fetin'ny ray"))
+
+        if self._year >= 1960:
+            # Independence Day.
+            self._add_holiday_jun_26(tr("Fetin'ny fahaleovantena"))
+
+        # Assumption Day.
+        self._add_assumption_of_mary_day(tr("Fiakaran'ny Masina Maria tany an-danitra"))
+
+        # All Saints' Day.
+        self._add_all_saints_day(tr("Fetin'ny olo-masina"))
+
+        if self._year >= 2011:
+            # Republic Day.
+            self._add_holiday_dec_11(tr("Fetin'ny Repoblika"))
+
+        # Christmas Day.
+        self._add_christmas_day(tr("Fetin'ny noely"))
+
+
+class MG(Madagascar):
+    pass
+
+
+class MDG(Madagascar):
+    pass