实现额度核算收入乘倍数乘信用系数

def solve():
    from pyodide.http import open_url
    loan_products_csv = open_url(____).read()
    clients_csv = open_url(____).read()
    loan_applications_csv = open_url(____).read()
    credit_assessments_csv = open_url(____).read()
    import sqlite3, pandas as pd
    from io import StringIO
    conn = sqlite3.connect(____)
    pd.read_csv(StringIO(____)).to_sql(____)
    client = pd.read_sql_query(____).iloc[____]
    multipliers = {'____': ____, '____': ____, '____': ____, '____': ____, '____': ____, '____': ____}
    grade = str(____)
    multiplier = multipliers.get(____)
    monthly_income = client['____'] / ____
    max_amount = monthly_income * ____ * multiplier
    print(____)
    print(____)
    print(____)
    print(____)
    conn.close()