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初级

查询支持LPR浮动定价的产品

未完成
初级参考 完整示例代码供参考,建议自己理解后重新输入
def solve():
    from pyodide.http import open_url
    loan_products_csv = open_url("https://data.zuihe.com/dbd/credit/state_00/loan_products.csv").read()
    interest_rate_charts_csv = open_url("https://data.zuihe.com/dbd/credit/state_00/interest_rate_charts.csv").read()
    clients_csv = open_url("https://data.zuihe.com/dbd/credit/state_00/clients.csv").read()
    import sqlite3, pandas as pd
    from io import StringIO
    conn = sqlite3.connect(':memory:')
    pd.read_csv(StringIO(loan_products_csv)).to_sql('loan_products', conn, index=False, if_exists='replace')
    pd.read_csv(StringIO(interest_rate_charts_csv)).to_sql('interest_rate_charts', conn, index=False, if_exists='replace')
    result = pd.read_sql_query("""SELECT p.name, r.lpr_spread, r.rate, r.from_date FROM loan_products p JOIN interest_rate_charts r ON p.id=r.product_id WHERE p.is_floating_rate=1 ORDER BY p.id, r.from_date""", conn)
    print(result.to_string(index=False))
    conn.close()

示例

输入
solve()
期望输出
name  lpr_spread  rate  from_date
住房按揭贷款         0.0   4.2 2026-01-01
住房按揭贷款         0.1   4.3 2026-04-01
农业支持贷款        -0.2   4.3 2026-01-01
农业支持贷款         0.0   4.5 2026-04-01
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