Introduce holiday categories support

holidays/countries/austria.py

@@ -19,6 +19,7 @@
 class Austria(HolidayBase, ChristianHolidays, InternationalHolidays):
     country = "AT"
     default_language = "de"
+    supported_categories = ("bank", "common")
     supported_languages = ("de", "en_US", "uk")
     subdivisions = ("1", "2", "3", "4", "5", "6", "7", "8", "9")
 
@@ -32,9 +33,7 @@ def __init__(self, *args, **kwargs) -> None:
             kwargs["subdiv"] = "9"
         super().__init__(*args, **kwargs)
 
-    def _populate(self, year):
-        super()._populate(year)
-
+    def _populate_common_holidays(self):
         # New Year's Day.
         self._add_new_years_day(tr("Neujahr"))
 
@@ -59,10 +58,10 @@ def _populate(self, year):
         # Assumption Day.
         self._add_assumption_of_mary_day(tr("Mariä Himmelfahrt"))
 
-        if 1919 <= year <= 1934:
+        if 1919 <= self._year <= 1934:
             # National Day.
             self._add_holiday(tr("Nationalfeiertag"), NOV, 12)
-        if year >= 1967:
+        if self._year >= 1967:
             self._add_holiday(tr("Nationalfeiertag"), OCT, 26)
 
         # All Saints' Day.
@@ -77,6 +76,16 @@ def _populate(self, year):
         # St. Stephen's Day.
         self._add_christmas_day_two(tr("Stefanitag"))
 
+    def _populate_bank_holidays(self):
+        # Good Friday.
+        self._add_good_friday(tr("Karfreitag"))
+
+        # Christmas Eve.
+        self._add_christmas_eve(tr("Heiliger Abend"))
+
+        # New Year's Eve.
+        self._add_new_years_eve(tr("Silvester"))
+
 
 class AT(Austria):
     pass

holidays/holiday_base.py

@@ -211,6 +211,10 @@ def _populate(self, year):
     """Country weekend days."""
     default_language: Optional[str] = None
     """The entity language used by default."""
+    categories: Optional[Tuple[str]] = None
+    """Requested holiday categories"""
+    supported_categories: Tuple[str, ...] = ()
+    """All holiday categories supported by this entity"""
     supported_languages: Tuple[str, ...] = ()
     """All languages supported by this entity."""
 
@@ -223,6 +227,7 @@ def __init__(
         prov: Optional[str] = None,  # Deprecated.
         state: Optional[str] = None,  # Deprecated.
         language: Optional[str] = None,
+        categories: Optional[Tuple[str]] = None,
     ) -> None:
         """
         :param years:
@@ -262,6 +267,7 @@ def __init__(
         self.language = language.lower() if language else None
         self.observed = observed
         self.subdiv = subdiv or prov or state
+        self.categories = categories or ("common",)
 
         self.tr = gettext  # Default translation method.
 
@@ -624,6 +630,9 @@ def _populate(self, year: int) -> Set[Optional[date]]:
         self._year = year
         dates = set()
 
+        # Populate categories holidays.
+        self._populate_categories()
+
         # Populate items from the special holidays list.
         for month, day, name in _normalize_tuple(self.special_holidays.get(year, ())):
             dates.add(self._add_holiday(name, date(year, month, day)))
@@ -633,6 +642,12 @@ def _populate(self, year: int) -> Set[Optional[date]]:
 
         return dates
 
+    def _populate_categories(self):
+        for category in self.categories:
+            populate_category_holidays = getattr(self, f"_populate_{category}_holidays", None)
+            if populate_category_holidays and callable(populate_category_holidays):
+                populate_category_holidays()
+
     def append(self, *args: Union[Dict[DateLike, str], List[DateLike], DateLike]) -> None:
         """Alias for :meth:`update` to mimic list type."""
         return self.update(*args)

holidays/locale/de/LC_MESSAGES/AT.po

@@ -2,7 +2,7 @@
 # Authors: ~Jhellico <jhellico@gmail.com>, (c) 2023.
 msgid ""
 msgstr ""
-"Project-Id-Version: Python Holidays 0.23\n"
+"Project-Id-Version: Python Holidays 0.28\n"
 "POT-Creation-Date: 2023-04-01 17:13+0300\n"
 "PO-Revision-Date: 2023-04-01 17:15+0300\n"
 "Last-Translator: ~Jhellico <jhellico@gmail.com>\n"
@@ -16,66 +16,81 @@ msgstr ""
 "X-Generator: Poedit 3.2.2\n"
 
 #. New Year's Day.
-#: ./holidays/countries/austria.py:39
+#: ./holidays/countries/austria.py:38
 msgid "Neujahr"
 msgstr ""
 
 #. Epiphany.
-#: ./holidays/countries/austria.py:42
+#: ./holidays/countries/austria.py:41
 msgid "Heilige Drei Könige"
 msgstr ""
 
 #. Easter Monday.
-#: ./holidays/countries/austria.py:45
+#: ./holidays/countries/austria.py:44
 msgid "Ostermontag"
 msgstr ""
 
 #. Labor Day.
-#: ./holidays/countries/austria.py:48
+#: ./holidays/countries/austria.py:47
 msgid "Staatsfeiertag"
 msgstr ""
 
 #. Ascension Day.
-#: ./holidays/countries/austria.py:51
+#: ./holidays/countries/austria.py:50
 msgid "Christi Himmelfahrt"
 msgstr ""
 
 #. Whit Monday.
-#: ./holidays/countries/austria.py:54
+#: ./holidays/countries/austria.py:53
 msgid "Pfingstmontag"
 msgstr ""
 
 #. Corpus Christi.
-#: ./holidays/countries/austria.py:57
+#: ./holidays/countries/austria.py:56
 msgid "Fronleichnam"
 msgstr ""
 
 #. Assumption Day.
-#: ./holidays/countries/austria.py:60
+#: ./holidays/countries/austria.py:59
 msgid "Mariä Himmelfahrt"
 msgstr ""
 
 #. National Day.
-#: ./holidays/countries/austria.py:64 ./holidays/countries/austria.py:66
+#: ./holidays/countries/austria.py:63 ./holidays/countries/austria.py:65
 msgid "Nationalfeiertag"
 msgstr ""
 
 #. All Saints' Day.
-#: ./holidays/countries/austria.py:69
+#: ./holidays/countries/austria.py:68
 msgid "Allerheiligen"
 msgstr ""
 
 #. Immaculate Conception.
-#: ./holidays/countries/austria.py:72
+#: ./holidays/countries/austria.py:71
 msgid "Mariä Empfängnis"
 msgstr ""
 
 #. Christmas Day.
-#: ./holidays/countries/austria.py:75
+#: ./holidays/countries/austria.py:74
 msgid "Christtag"
 msgstr ""
 
 #. St. Stephen's Day.
-#: ./holidays/countries/austria.py:78
+#: ./holidays/countries/austria.py:77
 msgid "Stefanitag"
 msgstr ""
+
+#. Good Friday.
+#: ./holidays/countries/austria.py:81
+msgid "Karfreitag"
+msgstr ""
+
+#. Christmas Eve.
+#: ./holidays/countries/austria.py:84
+msgid "Heiliger Abend"
+msgstr ""
+
+#. New Year's Eve.
+#: ./holidays/countries/austria.py:87
+msgid "Silvester"
+msgstr ""

holidays/locale/en_US/LC_MESSAGES/AT.po

@@ -3,7 +3,7 @@
 #
 msgid ""
 msgstr ""
-"Project-Id-Version: Python Holidays 0.23\n"
+"Project-Id-Version: Python Holidays 0.28\n"
 "POT-Creation-Date: 2023-04-01 17:13+0300\n"
 "PO-Revision-Date: 2023-04-01 17:18+0300\n"
 "Last-Translator: ~Jhellico <jhellico@gmail.com>\n"
@@ -17,66 +17,81 @@ msgstr ""
 "X-Generator: Poedit 3.2.2\n"
 
 #. New Year's Day.
-#: ./holidays/countries/austria.py:39
+#: ./holidays/countries/austria.py:38
 msgid "Neujahr"
 msgstr "New Year's Day"
 
 #. Epiphany.
-#: ./holidays/countries/austria.py:42
+#: ./holidays/countries/austria.py:41
 msgid "Heilige Drei Könige"
 msgstr "Epiphany"
 
 #. Easter Monday.
-#: ./holidays/countries/austria.py:45
+#: ./holidays/countries/austria.py:44
 msgid "Ostermontag"
 msgstr "Easter Monday"
 
 #. Labor Day.
-#: ./holidays/countries/austria.py:48
+#: ./holidays/countries/austria.py:47
 msgid "Staatsfeiertag"
 msgstr "Labor Day"
 
 #. Ascension Day.
-#: ./holidays/countries/austria.py:51
+#: ./holidays/countries/austria.py:50
 msgid "Christi Himmelfahrt"
 msgstr "Ascension Day"
 
 #. Whit Monday.
-#: ./holidays/countries/austria.py:54
+#: ./holidays/countries/austria.py:53
 msgid "Pfingstmontag"
 msgstr "Whit Monday"
 
 #. Corpus Christi.
-#: ./holidays/countries/austria.py:57
+#: ./holidays/countries/austria.py:56
 msgid "Fronleichnam"
 msgstr "Corpus Christi"
 
 #. Assumption Day.
-#: ./holidays/countries/austria.py:60
+#: ./holidays/countries/austria.py:59
 msgid "Mariä Himmelfahrt"
 msgstr "Assumption Day"
 
 #. National Day.
-#: ./holidays/countries/austria.py:64 ./holidays/countries/austria.py:66
+#: ./holidays/countries/austria.py:63 ./holidays/countries/austria.py:65
 msgid "Nationalfeiertag"
 msgstr "National Day"
 
 #. All Saints' Day.
-#: ./holidays/countries/austria.py:69
+#: ./holidays/countries/austria.py:68
 msgid "Allerheiligen"
 msgstr "All Saints' Day"
 
 #. Immaculate Conception.
-#: ./holidays/countries/austria.py:72
+#: ./holidays/countries/austria.py:71
 msgid "Mariä Empfängnis"
 msgstr "Immaculate Conception"
 
 #. Christmas Day.
-#: ./holidays/countries/austria.py:75
+#: ./holidays/countries/austria.py:74
 msgid "Christtag"
 msgstr "Christmas Day"
 
 #. St. Stephen's Day.
-#: ./holidays/countries/austria.py:78
+#: ./holidays/countries/austria.py:77
 msgid "Stefanitag"
 msgstr "St. Stephen's Day"
+
+#. Good Friday.
+#: ./holidays/countries/austria.py:81
+msgid "Karfreitag"
+msgstr "Good Friday"
+
+#. Christmas Eve.
+#: ./holidays/countries/austria.py:84
+msgid "Heiliger Abend"
+msgstr "Christmas Eve"
+
+#. New Year's Eve.
+#: ./holidays/countries/austria.py:87
+msgid "Silvester"
+msgstr "New Year's Eve"