def hindu_lunar_holiday(l_month, l_day, gregorian_year):
"""Return the list of fixed dates of occurrences of Hindu lunar
month, month, day, day, in Gregorian year, 'gregorian_year'."""
l_year = HinduLunarDate.from_fixed(GregorianDate.new_year(gregorian_year)).year
date1 = hindu_date_occur(l_month, l_day, l_year)
date2 = hindu_date_occur(l_month, l_day, l_year + 1)
return list_range([date1, date2], GregorianDate.year_range(gregorian_year))
def hindu_lunar_event(l_month, tithi, tee, gregorian_year):
"""Return the list of fixed dates of occurrences of Hindu lunar tithi
prior to sundial time, tee, in Hindu lunar month, l_month,
in Gregorian year, 'gregorian_year'."""
l_year = HinduLunarDate.from_fixed(GregorianDate.new_year(gregorian_year)).year
date1 = hindu_tithi_occur(l_month, tithi, tee, l_year)
date2 = hindu_tithi_occur(l_month, tithi, tee, l_year + 1)
return list_range([date1, date2], GregorianDate.year_range(gregorian_year))
def in_gregorian(cls, c_month, c_day, g_year):
"""Return the list of the fixed dates of Coptic month 'c_month',
day 'c_day' that occur in Gregorian year 'g_year'."""
jan1 = GregorianDate.new_year(g_year)
y = cls.from_fixed(jan1).year
date1 = CopticDate(y, c_month, c_day).to_fixed()
date2 = CopticDate(y + 1, c_month, c_day).to_fixed()
return list_range([date1, date2], GregorianDate.year_range(g_year))
def yahrzeit_in_gregorian(self, gregorian_year):
"""Return the list of the fixed dates of death date death_date (yahrzeit)
that occur in Gregorian year 'gregorian_year'."""
jan1 = GregorianDate.new_year(gregorian_year)
y = HebrewDate.from_fixed(jan1).year
date1 = self.yahrzeit(y)
date2 = self.yahrzeit(y + 1)
return list_range([date1, date2], GregorianDate.year_range(gregorian_year))
def birthday_in_gregorian(self, gregorian_year):
"""Return the list of the fixed dates of Hebrew birthday
birthday that occur in Gregorian 'gregorian_year'."""
jan1 = GregorianDate.new_year(gregorian_year)
y = HebrewDate.from_fixed(jan1).year
date1 = self.birthday(y)
date2 = self.birthday(y + 1)
return list_range([date1, date2], GregorianDate.year_range(gregorian_year))
def julian_in_gregorian(j_month, j_day, g_year):
"""Return the list of the fixed dates of Julian month 'j_month', day
'j_day' that occur in Gregorian year 'g_year'."""
jan1 = GregorianDate.new_year(g_year)
y = JulianDate.from_fixed(jan1).year
y_prime = 1 if (y == -1) else (y + 1)
date1 = JulianDate(y, j_month, j_day).to_fixed()
date2 = JulianDate(y_prime, j_month, j_day).to_fixed()
return list_range([date1, date2], GregorianDate.year_range(g_year))
def tzom_tevet(cls, gregorian_year):
"""Return the list of fixed dates for Tzom Tevet (Tevet 10) that
occur in Gregorian year 'gregorian_year'. It can occur 0, 1 or 2 times per
Gregorian year."""
jan1 = GregorianDate.new_year(gregorian_year)
y = HebrewDate.from_fixed(jan1).year
d1 = HebrewDate(y, HebrewMonth.TEVET, 10).to_fixed()
d1 = d1 + 1 if DayOfWeek.from_fixed(d1) == DayOfWeek.Saturday else d1
d2 = HebrewDate(y + 1, HebrewMonth.TEVET, 10).to_fixed()
d2 = d2 + 1 if DayOfWeek.from_fixed(d2) == DayOfWeek.Saturday else d2
dates = [d1, d2]
return list_range(dates, GregorianDate.year_range(gregorian_year))
def in_gregorian(cls, month, day, gregorian_year):
"""Return list of the fixed dates of Hebrew month, 'month', day, 'day',
that occur in Gregorian year 'gregorian_year'."""
jan1 = GregorianDate.new_year(gregorian_year)
y = HebrewDate.from_fixed(jan1).year
date1 = HebrewDate(y, month, day).to_fixed()
date2 = HebrewDate(y + 1, month, day).to_fixed()
# Hebrew and Gregorian calendar are aligned but certain
# holidays, i.e. Tzom Tevet, can fall on either side of Jan 1.
# So we can have 0, 1 or 2 occurences of that holiday.
dates = [date1, date2]
return list_range(dates, GregorianDate.year_range(gregorian_year))