581692d29a63783f3d67255ea406e66d76fbbfd3,QUANTAXIS/QAFactor/fetcher.py,,QA_fetch_stock_name,#Any#Any#,709

Before Change

    if res.empty:
        return res
    else:
        res.start_date = pd.to_datetime(res.start_date).dt.tz_localize(None).dt.tz_localize("Asia/Shanghai")
        res.end_date = pd.to_datetime(res.end_date).dt.tz_localize(None).dt.tz_localize("Asia/Shanghai")
        return res.drop(columns="_id").set_index("code").sort_values(by="start_date_stamp").drop_duplicates(keep="last").sort_index()


def QA_fetch_industry_adv(

After Change

        return res
    else:
        res.start_date = pd.to_datetime(res.start_date, utc=False)
        res.end_date = pd.to_datetime(res.end_date, utc=False)
        return res.drop(columns="_id").set_index("code").sort_values(by="start_date_stamp").drop_duplicates(keep="last").sort_index()


def QA_fetch_industry_adv(

Instances