Return a list of Islamic (month, day, label) for islamic holidays.
        Please take note that these dates must be expressed using the Islamic
        Calendar

def get_islamic_holidays(self):
        """Return a list of Islamic (month, day, label) for islamic holidays.
        Please take note that these dates must be expressed using the Islamic
        Calendar"""
        days = list(super(IslamicMixin, self).get_islamic_holidays())

        if self.include_islamic_new_year:
            days.append((1, 1, "Islamic New Year"))
        if self.include_prophet_birthday:
            days.append((3, 12, "Prophet's Birthday"))
        if self.include_day_after_prophet_birthday:
            days.append((3, 13, "Day after Prophet's Birthday"))
        if self.include_start_ramadan:
            days.append((9, 1, "Start of ramadan"))
        if self.include_nuzul_al_quran:
            days.append((9, 17, "Nuzul Al-Qur'an"))
        if self.include_eid_al_fitr:
            for x in range(self.length_eid_al_fitr):
                days.append((10, x + 1, self.eid_al_fitr_label))
        if self.include_eid_al_adha:
            for x in range(self.length_eid_al_adha):
                days.append((12, x + 10, "Eid al-Adha"))
        if self.include_day_of_sacrifice:
            days.append((12, 10, self.day_of_sacrifice_label))
        if self.include_laylat_al_qadr:
            warnings.warn("The Islamic holiday named Laylat al-Qadr is decided"
                          " by the religious authorities. It is not possible"
                          " to compute it. You'll have to add it manually.")
        return tuple(days)