lots of updates

longs/views.py

@@ -94,10 +94,6 @@ from reversion.views import RevisionMixin
 import reversion
 
 
-from rest_framework import viewsets
-
-from .serializers import ExamSerializer
-
 from zipview.views import BaseZipView
 
 import os
@@ -1005,12 +1001,6 @@ class ExamGroupsUpdate(ExamGroupsUpdateBase):
     model = Exam
     form_class = ExamGroupsForm
 
-
-# class ExamViewSet(RevisionMixin, viewsets.ModelViewSet):
-#    queryset = Exam.objects.all().order_by("name")
-#    serializer_class = ExamSerializer
-
-
 def question_json_unbased(request, pk):
     """
     No (file based) caching is enabled for unbased quesitons