根据大小限制，登录配置未存档

import sqlite3

def save_login_config(username, password):
    try:
        conn = sqlite3.connect('login_config.db')
        cursor = conn.cursor()
        cursor.execute('CREATE TABLE IF NOT EXISTS config (username TEXT, password TEXT)')
        cursor.execute('INSERT INTO config (username, password) VALUES (?, ?)', (username, password))
        conn.commit()
    except sqlite3.Error as e:
        print(f"Error saving login config: {e}")
    finally:
        conn.close()

def load_login_config():
    try:
        conn = sqlite3.connect('login_config.db')
        cursor = conn.cursor()
        cursor.execute('SELECT username, password FROM config')
        return cursor.fetchone()
    except sqlite3.Error as e:
        print(f"Error loading login config: {e}")
        return None
    finally:
        conn.close()

# 示例使用
save_login_config('user1', 'pass123')
config = load_login_config()
if config:
    print(f"Loaded config: {config}")
else:
    print("No config found")