实现单笔限额验证超限拦截

def solve():
    from pyodide.http import open_url
    account_types_csv = open_url(____).read()
    payment_channels_csv = open_url(____).read()
    transfer_types_csv = open_url(____).read()
    transaction_limits_csv = open_url(____).read()
    accounts_csv = open_url(____).read()
    transfers_csv = open_url(____).read()
    amount_reservations_csv = open_url(____).read()
    fraud_rules_csv = open_url(____).read()
    import sqlite3, pandas as pd
    from io import StringIO
    conn = sqlite3.connect(____)
    pd.read_csv(StringIO(____)).to_sql(____)
    single_limit = pd.read_sql_query(____).iloc[____]['____']
    for amt in [____, ____, ____]:
        result = '____' if amt <= single_limit else '____'
        print(____)
    conn.close()