add markers to exams (move away from group based to content based permissions)

anatomy/forms.py

@@ -10,7 +10,7 @@ from django.forms import inlineformset_factory
 from django.contrib.postgres.forms import SimpleArrayField, SplitArrayField , SplitArrayWidget
 
 
-from generic.forms import ExamAuthorFormMixin, ExamFormMixin
+from generic.forms import ExamAuthorFormMixin, ExamFormMixin, ExamMarkerFormMixin
 
 from .models import (
     Answer,
@@ -231,4 +231,8 @@ class ExamForm(ExamFormMixin, ModelForm):
 
 class ExamAuthorForm(ExamAuthorFormMixin):
     class Meta(ExamAuthorFormMixin.Meta):
-        model = Exam
+        model = Exam
+
+class ExamMarkerForm(ExamMarkerFormMixin):
+    class Meta(ExamMarkerFormMixin.Meta):
+        model = Exam