Method calendar

qlib/data/cache.py:1184–1195

(self, start_time=None, end_time=None, freq="day", future=False)

class MemoryCalendarCache(CalendarCache):
    def calendar(self, start_time=None, end_time=None, freq="day", future=False):
        uri = self._uri(start_time, end_time, freq, future)
        result, expire = MemCacheExpire.get_cache(H["c"], uri)
        if result is None or expire:
            result = self.provider.calendar(start_time, end_time, freq, future)
            MemCacheExpire.set_cache(H["c"], uri, result)

            get_module_logger("data").debug(f"get calendar from {C.calendar_provider}")
        else:
            get_module_logger("data").debug("get calendar from local cache")

        return result


H = MemCache()