diff --git a/newsspider/middlewares.py b/newsspider/middlewares.py
index 105df84..2962913 100644
--- a/newsspider/middlewares.py
+++ b/newsspider/middlewares.py
@@ -9,6 +9,7 @@ from scrapy import signals
 from .myutils import ProxyPool
 from .settings import USERNAME, PASSWORD
 from faker import Faker
+from scrapy.core.downloader.handlers.http11 import TunnelError
 
     
 class ProxyMiddleware:
@@ -32,7 +33,7 @@ class ProxyMiddleware:
 
     def process_response(self, request, response, spider):
         # 如果响应正常，返回响应
-        if response.status in [200, 301, 302, 460, 454]:
+        if response.status in [200, 301, 302]:
             return response
         # 如果响应异常，处理失败计数
         else:
@@ -44,14 +45,15 @@ class ProxyMiddleware:
     def process_exception(self, request, exception, spider):
         # 处理发生异常的请求
         self._handle_proxy_failure(request.meta['proxy'], spider)
-        spider.info(f"Changing proxy to {request.meta['proxy']} due to exception: {exception}")
+        spider.logger.info(f"Changing proxy to {request.meta['proxy']} due to exception: {exception}")
         # 重新调度请求
         return request
 
 
     def _handle_proxy_failure(self, http_proxy, spider):
         # 增加指定代理的失败计数
-        proxy = http_proxy.split('@')[-1][:-1]
+        proxy = http_proxy.split('@')[-1][7:]
+
         self.proxy_failures[proxy] += 1
         spider.logger.error(f'Proxy {proxy} failed, failure count: {self.proxy_failures[proxy]}')