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统计批处理作业成功率

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
    offices_csv = open_url("https://data.zuihe.com/dbd/core/state_09/offices.csv").read()
    staff_csv = open_url("https://data.zuihe.com/dbd/core/state_09/staff.csv").read()
    savings_products_csv = open_url("https://data.zuihe.com/dbd/core/state_09/savings_products.csv").read()
    clients_csv = open_url("https://data.zuihe.com/dbd/core/state_09/clients.csv").read()
    savings_accounts_csv = open_url("https://data.zuihe.com/dbd/core/state_09/savings_accounts.csv").read()
    savings_account_transactions_csv = open_url("https://data.zuihe.com/dbd/core/state_09/savings_account_transactions.csv").read()
    gl_accounts_csv = open_url("https://data.zuihe.com/dbd/core/state_09/gl_accounts.csv").read()
    journal_entries_csv = open_url("https://data.zuihe.com/dbd/core/state_09/journal_entries.csv").read()
    cob_job_logs_csv = open_url("https://data.zuihe.com/dbd/core/state_09/cob_job_logs.csv").read()
    account_balance_snapshots_csv = open_url("https://data.zuihe.com/dbd/core/state_09/account_balance_snapshots.csv").read()
    import sqlite3, pandas as pd
    from io import StringIO
    conn = sqlite3.connect(':memory:')
    pd.read_csv(StringIO(cob_job_logs_csv)).to_sql('cob_job_logs', conn, index=False, if_exists='replace')
    df = pd.read_sql_query("""
        SELECT job_name, COUNT(*) AS run_count,
               SUM(CASE WHEN status='COMPLETED' THEN 1 ELSE 0 END) AS success_count
        FROM cob_job_logs GROUP BY job_name ORDER BY run_count DESC
    """, conn)
    df['success_rate'] = (df['success_count']/df['run_count']*100).round(1).astype(str)+'%'
    print(df.to_string(index=False))
    conn.close()

示例

输入
solve()
期望输出
job_name  run_count  success_count success_rate
    BALANCE_SNAPSHOT          3              2        66.7%
    INTEREST_ACCRUAL          2              2       100.0%
   REPORT_GENERATION          1              1       100.0%
      MATURITY_CHECK          1              1       100.0%
    GL_BALANCE_CHECK          1              1       100.0%
DORMANT_ACCOUNT_SCAN          1              1       100.0%
   CHARGE_DUE_UPDATE          1              1       100.0%
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