diff --git a/backend/app/views.py b/backend/app/views.py
index 78e679b9bb4faa539b0184caf86dee7e61cbf4b8..988a198e50b12be968cd498088526d04106304ad 100644
--- a/backend/app/views.py
+++ b/backend/app/views.py
@@ -13,6 +13,8 @@ from django.views.decorators.csrf import csrf_exempt
 from django.contrib.auth import authenticate, login, logout
 from .forms import CreateUserForm
 
+"""old functions not used by django ninja"""
+
 
 @ensure_csrf_cookie
 @require_http_methods(["GET"])
@@ -30,18 +32,14 @@ def login_view(request):
         email = data["email"]
         password = data["password"]
     except json.JSONDecodeError:
-        return JsonResponse(
-            {"success": False, "message": "Invalid JSON"}, status=400
-        )
+        return JsonResponse({"success": False, "message": "Invalid JSON"}, status=400)
 
     user = authenticate(request, username=email, password=password)
 
     if user:
         login(request, user)  # also creates a session in the browser
         return JsonResponse({"success": True})
-    return JsonResponse(
-        {"success": False, "message": "Invalid credentials"}, status=401
-    )
+    return JsonResponse({"success": False, "message": "Invalid credentials"}, status=401)
 
 
 def logout_view(request):
@@ -52,9 +50,7 @@ def logout_view(request):
 @require_http_methods(["GET"])
 def user(request):
     if request.user.is_authenticated:
-        return JsonResponse(
-            {"username": request.user.username, "email": request.user.email}
-        )
+        return JsonResponse({"username": request.user.username, "email": request.user.email})
     return JsonResponse({"message": "Not logged in"}, status=401)
 
 
@@ -64,9 +60,7 @@ def register(request):
     form = CreateUserForm(data)
     if form.is_valid():
         form.save()
-        return JsonResponse(
-            {"success": "User registered successfully"}, status=201
-        )
+        return JsonResponse({"success": "User registered successfully"}, status=201)
     else:
         errors = form.errors.as_json()
         return JsonResponse({"error": errors}, status=400)
@@ -80,9 +74,7 @@ def room_data_range(request):
         stop = request.GET.get("stop", "now()")
 
         if not room:
-            return JsonResponse(
-                {"error": "Missing 'room' parameter"}, status=400
-            )
+            return JsonResponse({"error": "Missing 'room' parameter"}, status=400)
 
         load_dotenv()
         client = InfluxDBHelper(
@@ -108,9 +100,7 @@ def room_data_range(request):
 
         return JsonResponse({"room": room, "data": data_by_time}, status=200)
     except json.JSONDecodeError:
-        return JsonResponse(
-            {"success": False, "message": "Invalid JSON"}, status=400
-        )
+        return JsonResponse({"success": False, "message": "Invalid JSON"}, status=400)
 
 
 @require_http_methods(["GET"])
@@ -130,6 +120,7 @@ def get_rooms(request):
 
     return JsonResponse({"rooms": sorted(rooms)})
 
+
 @require_http_methods(["GET"])
 def get_rooms_from_building(request):
     building = request.GET.get("building")
@@ -155,6 +146,7 @@ def get_rooms_from_building(request):
 
     return JsonResponse({"building": building, "rooms": sorted(rooms)})
 
+
 @require_http_methods(["GET"])
 def get_bau(request):
     client = InfluxDBHelper(
@@ -176,6 +168,7 @@ def get_bau(request):
 
     return JsonResponse({"baus": sorted(baus)})
 
+
 @require_http_methods(["GET"])
 def room_data_csv_view(request):
     room = request.GET.get("room")
@@ -234,6 +227,7 @@ def room_data_csv_download(request):
     response["Content-Disposition"] = f'attachment; filename="{room}_data.csv"'
     return response
 
+
 @require_http_methods(["GET"])
 def room_availability(request):
     room = request.GET.get("room")
@@ -308,4 +302,3 @@ def all_sensors_availability(request):
     sensors_available = client.sensors_with_available_data(start, stop)
 
     return JsonResponse({"available_sensors": sensors_available}, status=200)
-