@property
    def minutestore(self):
        if not self._minutestore:
            logging.info("Loading minutestore at %d...", self.mtime)
            self._minutestore = self.get_minutestore_at(self.mtime,
                                                        memory=True)

        return self._minutestore
Return instance of last minutestore which should contains minute
dataset/ETHPy150Open yinhm/datafeed/datafeed/datastore.py/Manager.minutestore