update

backend/product/views.py

@@ -10,7 +10,7 @@ from rest_framework.permissions import IsAuthenticatedOrReadOnly
 from utils.pagination import StructurePagination
 from drf_spectacular.utils import extend_schema, OpenApiParameter
 from drf_spectacular.types import OpenApiTypes
-from rest_framework.permission_classes import AllowAny
+from rest_framework.permissions import AllowAny
 
 class AllCategories(APIView):
     serializer_class = CategorySerializer
@@ -21,7 +21,7 @@ class AllCategories(APIView):
 
 class ProductView(APIView):
     serializer_class = ProductSerializer
-    permission_classes = AllowAny
+    permission_classes = [AllowAny]
     def get(self, request, pk):
         product = get_object_or_404(ProductModel, id=pk)
         product_ser = self.serializer_class(instance=product, many=False)