执行 Ruff 安全自动修复

core/douyu/proxy_platforms/base.py

@@ -8,7 +8,6 @@ import re
 import threading
 import time
 from abc import ABC, abstractmethod
-from typing import Optional
 
 import requests
 from loguru import logger
@@ -144,12 +143,12 @@ class BaseWhitelistAdapter(ABC):
                 return False, msg
 
     @staticmethod
-    def get_local_exit_ip() -> Optional[str]:
+    def get_local_exit_ip() -> str | None:
         """获取本机当前公网出口IP（不走代理）。"""
         return _get_local_exit_ip()
 
 
-def _get_local_exit_ip() -> Optional[str]:
+def _get_local_exit_ip() -> str | None:
     """获取本机当前公网出口IP（不走代理）。"""
     targets = [
         "https://myip.ipip.net",
@@ -171,7 +170,7 @@ def _get_local_exit_ip() -> Optional[str]:
     return None
 
 
-def get_exit_ip_via_proxy(proxy: str) -> Optional[str]:
+def get_exit_ip_via_proxy(proxy: str) -> str | None:
     """通过代理获取出口IP。"""
     targets = [
         "https://qifu-api.baidubce.com/ip/local/geo/v1/district",