actualización de metodo depreciado

catalog/middleware.py

 from django.shortcuts import HttpResponseRedirect
 from django.urls import reverse
+
+
 # from django.core.urlresolvers import reverse
 
 class AuthRequiredMiddleware(object):
@@ -11,13 +13,13 @@ class AuthRequiredMiddleware(object):
         # the view (and later middleware) are called.
 
         response = self.get_response(request)
-		print (request.path_info)
-		print (reverse('login'))
+        print(request.path_info)
+        print(reverse('login'))
 
-#		if request.path_info == reverse('ws-news-list2'):
-#			return response
+        #		if request.path_info == reverse('ws-news-list2'):
+        #			return response
 
-		if not request.user.is_authenticated() and request.path_info != reverse('login'):
+        if not request.user.is_authenticated and request.path_info != reverse('login'):
             return HttpResponseRedirect(reverse('login'))
 
         # Code to be executed for each request/response after