因为 timekline 的返回没有带对应的股票代码，所以要手动带上

def _fetch_stock_data(self, stock_list):
        """因为 timekline 的返回没有带对应的股票代码，所以要手动带上"""
        res = super()._fetch_stock_data(stock_list)

        with_stock = []
        for stock, resp in zip(stock_list, res):
            if resp is not None:
                with_stock.append((stock, resp))
        return with_stock