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实现日终利息计提应计利息批处理

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中级参考 代码结构已给出，请填写 ____ 处 
def solve():
    from pyodide.http import open_url
    clients_csv = open_url(____).read()
    loans_csv = open_url(____).read()
    loan_repayment_schedule_csv = open_url(____).read()
    loan_charges_csv = open_url(____).read()
    accrual_records_csv = open_url(____).read()
    import sqlite3, pandas as pd
    from io import StringIO
    conn = sqlite3.connect(____)
    pd.read_csv(StringIO(____)).to_sql(____)
    result = pd.read_sql_query(____)
    print(result.to_string(____))
    total = result["____"].sum()
    print()
    print(____)
    conn.close()

示例

输入
solve()
期望输出
loan_id accrual_date  days  accrual_interest  outstanding_balance
       1   2026-06-30    30            466.85                88000
       2   2026-06-30    30           2772.00               795000
       3   2026-06-30    25           1893.15               500000
       5   2026-06-30    30            362.30                52000
       6   2026-06-30    30           6641.10              1350000

总应计利息: 12135.40
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