cache.py 文件源码

def _cache_monthly(self, date):
        '''
        ??date???????????????True
        :param code:
        :param ktype:
        :param date:
        :return:
        '''
        print 'caching...'
        start, end = self._get_date_range_of_month(date, 'str')
        df = ts.get_hist_data(code=self.code, ktype=self.ktype, start=start, end=end, retry_count=6)
        if df is not None:
            df.to_csv(self._get_cache_filename(date))

        waiting_seconds = 0
        while not self._in_cache(date=date):
            sleep(1)
            waiting_seconds += 1
            if waiting_seconds > 30:
                self._cache_monthly(date=date)
        return True