"perf middleware"

combo/middleware.py

@@ -23,12 +23,21 @@ def get_request():
     return _requests.get(threading.current_thread())
 
 
+import time
+
+def tt(msg, request=None):  # trace_time
+    if request is None:
+        request = get_request()
+    print time.time()-request.t0, msg
+
 class GlobalRequestMiddleware(object):
     def process_request(self, request):
         _requests[threading.current_thread()] = request
+        request.t0 = time.time()
         request.cache = {}
 
     def process_response(self, request, response):
         if threading.current_thread() in _requests:
             del _requests[threading.current_thread()]
+        print time.time() - request.t0
         return response