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中级

构建存款账户状态转换引擎

未完成
中级参考 代码结构已给出，请填写 ____ 处 
def solve():
    from pyodide.http import open_url
    offices_csv = open_url(____).read()
    staff_csv = open_url(____).read()
    currencies_csv = open_url(____).read()
    savings_products_csv = open_url(____).read()
    interest_rate_charts_csv = open_url(____).read()
    clients_csv = open_url(____).read()
    savings_accounts_csv = open_url(____).read()
    savings_account_transactions_csv = open_url(____).read()
    gl_accounts_csv = open_url(____).read()
    journal_entries_csv = open_url(____).read()
    charges_csv = open_url(____).read()
    savings_account_charges_csv = open_url(____).read()
    clearing_records_csv = open_url(____).read()
    cob_job_logs_csv = open_url(____).read()
    account_balance_snapshots_csv = open_url(____).read()
    exchange_rates_csv = open_url(____).read()
    TRANSITIONS = {
        '____': ['____'],
        '____': ['____','____','____'],
        '____': ['____'],
        '____': ['____','____'],
        '____': [],
    }
    def transit(____):
        ok = tgt in TRANSITIONS.get(____)
        return {'____': account_id, '____': cur, '____': tgt, '____': '____' if ok else '____'}

    cases = [(____,'____','____'),(____,'____','____'),(____,'____','____'),(____,'____','____'),(____,'____','____')]
    for aid, cur, tgt in cases:
        r = transit(____)
        print(____)

示例

输入
solve()
期望输出
{'account_id': 1, 'from_status': 'SUBMITTED', 'to_status': 'ACTIVE', 'result': 'SUCCESS'}
{'account_id': 2, 'from_status': 'ACTIVE', 'to_status': 'BLOCKED', 'result': 'SUCCESS'}
{'account_id': 3, 'from_status': 'BLOCKED', 'to_status': 'ACTIVE', 'result': 'SUCCESS'}
{'account_id': 4, 'from_status': 'ACTIVE', 'to_status': 'DORMANT', 'result': 'SUCCESS'}
{'account_id': 5, 'from_status': 'ACTIVE', 'to_status': 'CLOSED', 'result': 'SUCCESS'}
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