实现贷款五级分类正常关注次级可疑损失

def solve():
    from pyodide.http import open_url
    clients_csv = open_url(____).read()
    loans_csv = open_url(____).read()
    loan_classifications_csv = open_url(____).read()
    loan_provisions_csv = open_url(____).read()
    import sqlite3, pandas as pd
    from io import StringIO
    conn = sqlite3.connect(____)
    pd.read_csv(StringIO(____)).to_sql(____)
    order = {'____':____,'____':____,'____':____,'____':____,'____':____}
    result = pd.read_sql_query(____)
    result['____'] = result['____'].map(____).fillna(____)
    result = result.sort_values(____).drop(____)
    print(result.to_string(____))
    conn.close()