def __addCalendars(self, tree, key="dates/calendars"):
        
        calendars = self.__getStore(self.__data, "calendar")
            
        for element in tree.findall("./%s/*" % key):
            if not element.get("draft"):
                self.__addCalendar(calendars, element)
Loops through all CLDR calendars and adds them
dataset/ETHPy150Open zynga/jasy/jasy/core/Locale.py/LocaleParser.__addCalendars