speed improvements

sanic/sanic.py

@@ -98,6 +98,8 @@ class Sanic:
         try:
             # Middleware process_request
             response = None
+            # The if improves speed.  I don't know why
+            if self.request_middleware:
                 for middleware in self.request_middleware:
                     response = middleware(request)
                     if isawaitable(response):
@@ -118,6 +120,7 @@ class Sanic:
                     response = await response
 
                 # Middleware process_response
+                if self.response_middleware:
                     for middleware in self.response_middleware:
                         _response = middleware(request, response)
                         if isawaitable(_response):

tests/performance/sanic/simple_server.py

@@ -14,8 +14,4 @@ app = Sanic("test")
 async def test(request):
     return json({ "test": True })
 
-@app.route("/file")
-async def test(request):
-    return json({ "test": True, "files": request.files, "fields": request.form })
-
 app.run(host="0.0.0.0", port=sys.argv[1])