Update app.py

app.py

@@ -80,12 +80,12 @@ async def extract_and_transform_proxies(input_text):
 async def log_request(request, response, cache_status):
     timestamp = datetime.datetime.now().strftime('%Y-%m-%d %H:%M:%S')
     client_ip = request.remote
-    user_agent = request.headers.get('User-Agent', 'Unknown')
     request_line = f"{request.method} {request.path}"
     if request.query_string:
         request_line += f"?{request.query_string}"
     status_code = response.status
     content_length = response.content_length
+    user_agent = request.headers.get('User-Agent', 'Unknown')
 
     log_message = (
         f"{timestamp} - {client_ip} - \"{request_line}\" {status_code} {content_length} - "
@@ -95,20 +95,9 @@ async def log_request(request, response, cache_status):
 
 @web.middleware
 async def logging_middleware(request, handler):
-    start_time = datetime.datetime.now()
-    try:
-        response, cache_status = await handler(request)
-        await log_request(request, response, cache_status)
-        end_time = datetime.datetime.now()
-        print(f"Request processing time: {end_time - start_time}", flush=True)
-        return response
-    except Exception as e:
-        end_time = datetime.datetime.now()
-        print(f"Error occurred: {str(e)}", flush=True)
-        print(f"Request processing time: {end_time - start_time}", flush=True)
-        print("Traceback:", flush=True)
-        traceback.print_exc()
-        return web.Response(text=f"Internal Server Error: {str(e)}", status=500)
+    response, cache_status = await handler(request)
+    await log_request(request, response, cache_status)
+    return response
 
 async def handle_request(request):
     if request.path == '/':
@@ -118,24 +107,18 @@ async def handle_request(request):
             force_refresh = 'nocache' in query_params
             
             if not force_refresh and url in cache:
-                print(f"Cache hit for URL: {url}", flush=True)
                 return web.Response(text=cache[url], content_type='text/plain'), "Hit"
             
             try:
-                print(f"Fetching URL: {url}", flush=True)
                 async with aiohttp.ClientSession() as session:
                     input_text = await fetch_url(url, session)
-                print(f"URL content length: {len(input_text)}", flush=True)
                 result = await extract_and_transform_proxies(input_text)
-                print(f"Transformed result length: {len(result)}", flush=True)
                 
                 # 将结果存入缓存
                 cache[url] = result
                 
                 return web.Response(text=result, content_type='text/plain'), "Miss"
             except Exception as e:
-                print(f"Error processing request: {str(e)}", flush=True)
-                traceback.print_exc()
                 return web.Response(text=f"Error: {str(e)}", status=500), "Error"
         else:
             usage_guide = """