improve exam group management

anatomy/views.py

@@ -33,6 +33,7 @@ from .forms import (
     AnswerUpdateFormSet,
     BodyPartForm,
     ExamAuthorForm,
+    ExamGroupsForm,
     ExamMarkerForm,
     ExaminationForm,
     MarkAnatomyQuestionForm,
@@ -51,7 +52,7 @@ from .models import (
     # IncorrectAnswers,
 )
 from generic.models import CidUser, Examination
-from generic.views import AuthorRequiredMixin, ExamCloneMixin, ExamCreateBase, ExamDeleteBase, ExamUpdateBase, ExamViews, GenericViewBase
+from generic.views import AuthorRequiredMixin, ExamCloneMixin, ExamCreateBase, ExamDeleteBase, ExamGroupsUpdateBase, ExamUpdateBase, ExamViews, GenericViewBase
 from reversion.views import RevisionMixin
 
 from .decorators import user_is_author_or_anatomy_checker
@@ -849,6 +850,10 @@ class ExamMarkersUpdate(
     template_name = "markers_form.html"
 
 
+class ExamGroupsUpdate(ExamGroupsUpdateBase):
+    model = Exam
+    form_class = ExamGroupsForm
+
 
 GenericViews = GenericViewBase("anatomy", AnatomyQuestion, UserAnswer, Exam)