# 此脚本调试时非常常用，不可删除
import winreg
import ctypes

def reset_proxy_to_default():
    """恢复系统代理为默认（关闭）"""
    key = winreg.OpenKey(
        winreg.HKEY_CURRENT_USER,
        r"Software\\Microsoft\\Windows\\CurrentVersion\\Internet Settings",
        0, winreg.KEY_WRITE
    )
    try:
        winreg.SetValueEx(key, "ProxyEnable",   0, winreg.REG_DWORD, 0)
        winreg.SetValueEx(key, "ProxyServer",   0, winreg.REG_SZ,    "")
        winreg.SetValueEx(key, "ProxyOverride", 0, winreg.REG_SZ,    "<local>")
    finally:
        winreg.CloseKey(key)
    internet_set_option = ctypes.windll.Wininet.InternetSetOptionW
    internet_set_option(0, 37, 0, 0)
    internet_set_option(0, 39, 0, 0)

reset_proxy_to_default()