【代码报错】Parser Error: syntax error at or near "ORDER"

由bqy056es创建，最终由small_q更新于2024-11-13 03:09 被浏览 4 用户

ORDER BY 报错帮我看下哪里有问题

import dai


import pandas as pd

# 提取股票数据
stock_sql = """
WITH 
zuori1 AS (
    SELECT 
        cn_stock_bar1d.date, 
        cn_stock_bar1d.instrument,
        close,
        volume,
        volume AS volume_1,
        close AS close_1,
        pe_ttm,
    FROM cn_stock_bar1d JOIN cn_stock_valuation USING (date, instrument)
    WHERE 
        cn_stock_bar1d.date = CURRENT_DATE - INTERVAL '1 DAY'
    AND pe_ttm>0    
)

SELECT 
    date,
    instrument,
    close,
    close_1
    volume,
    volume/volume_1 AS ce,

FROM 
    zuori1

WHERE 
    zuori1.date BETWEEN '2024-01-01' AND '2024-10-31'


QUALIFY ce >1.2;
ORDER BY ce DESC
LIMIT 3;
    
"""


stock_data = dai.query(stock_sql, filters={"date": ["2019-12-01", "2024-11-11"]}).df()
stock_data_cleaned = stock_data.dropna()

# 仓位分配
#设定持仓股票数量
count_num = 3
# 假设 stock_data_cleaned 是包含股票数据的 DataFrame，并且已经计算出了 'ce' 列
filtered_df = stock_data_cleaned.sort_values(by=['date', 'ce'], ascending=[True, False]).groupby('date').head(count_num)

# 设置仓位
filtered_df['position'] = 1 / count_num

# 计算 'ce' 的排名
filtered_df['score_rank'] = filtered_df.groupby('date')['ce'].rank(ascending=False).astype(int)

# 重命名 'ce' 为 'score'
filtered_df = filtered_df.rename(columns={'ce': 'score'})
# 设置回测起始时间和终止时间
start_date = '2020-01-01'
end_date = '2024-08-14'

这个报错提示 Parser Error: syntax error at or near "ORDER"\n

这里的ORDER BY 应该怎么写39-41这几行

我下面的照抄的模板里面的购买股票仓位设置这里也帮我看下写法有没有问题

【代码报错】Parser Error: syntax error at or near "ORDER"

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