4113a6a3be19167a8c551f8ae20e849ac851e52c,QUANTAXIS/QAFetch/QAQuery.py,,QA_fetch_index_day,#Any#Any#Any#Any#Any#,256

Before Change

            "code": {"$in": code}, "date_stamp": {
                "$lte": QA_util_date_stamp(end),
                "$gte": QA_util_date_stamp(start)}}, {"_id": 0}, batch_size=10000)
        if format in ["dict", "json"]:
            return [data for data in cursor]
        //for item in cursor:
        __data = pd.DataFrame([item for item in cursor])
        __data = __data.assign(date=pd.to_datetime(__data["date"]))
            // __data.append([str(item["code"]), float(item["open"]), float(item["high"]), float(
            //     item["low"]), float(item["close"]), int(item["up_count"]), int(item["down_count"]), float(item["vol"]), float(item["amount"]), item["date"]])

        // 多种数据格式

After Change

        res = pd.DataFrame([item for item in cursor])
        try:
            res = res.assign(volume=res.vol, date=pd.to_datetime(
                res.date)).drop_duplicates((["date", "code"])).query("volume>1").set_index("date", drop=False)
        except:
            res = None

        if format in ["P", "p", "pandas", "pd"]:

Instances