Fixes for django 4 (remove is_ajax)

anatomy/views.py

@@ -634,7 +634,7 @@ def create_body_part(request):
 
 @csrf_exempt
 def get_body_part_id(request):
-    if request.is_ajax():
+    if request.accepts("application/json")():
         body_part_name = request.GET["body_part_name"]
         body_part_id = BodyPart.objects.get(name=body_part_name).id
         data = {
@@ -660,7 +660,7 @@ def create_examination(request):
 
 @csrf_exempt
 def get_examination_id(request):
-    if request.is_ajax():
+    if request.accepts("application/json")():
         examination_name = request.GET["examination_name"]
         examination_id = Examination.objects.get(name=examination_name).id
         data = {
@@ -686,7 +686,7 @@ def create_structure(request):
 
 @csrf_exempt
 def get_structure_id(request):
-    if request.is_ajax():
+    if request.accepts("application/json")():
         structure_name = request.GET["structure_name"]
         structure_id = Structure.objects.get(name=structure_name).id
         data = {
@@ -718,7 +718,7 @@ class AnatomyQuestionView(LoginRequiredMixin, SingleTableMixin, FilterView):
 
 @user_is_author_or_anatomy_checker
 def question_save_annotation(request, pk):
-    if request.is_ajax() and request.method == "POST":
+    if request.method == "POST":
         question = get_object_or_404(AnatomyQuestion, pk=pk)
 
         question.image_annotations = request.POST.get("annotation")