实现日终账户余额核对计算余额等于流水余额

def solve():
    from pyodide.http import open_url
    account_types_csv = open_url(____).read()
    payment_channels_csv = open_url(____).read()
    accounts_csv = open_url(____).read()
    transfers_csv = open_url(____).read()
    clearing_batches_csv = open_url(____).read()
    channel_stats_csv = open_url(____).read()
    import sqlite3, pandas as pd
    from io import StringIO
    conn = sqlite3.connect(____)
    pd.read_csv(StringIO(____)).to_sql(____)
    pd.read_csv(StringIO(____)).to_sql(____)
    current_bal = pd.read_sql_query(____).iloc[____]['____']
    in_amt = pd.read_sql_query(____).iloc[____]['____']
    out_amt = pd.read_sql_query(____).iloc[____]['____']
    init_bal = ____
    calc_bal = init_bal + in_amt - out_amt
    balanced = '____' if abs(____) < ____ else '____'
    print(____)
    print(____)
    print(____)
    print(____)
    print(____)
    print(____)
    conn.close()