post

djc_srv/urls.py

     path('jstp_dev0', wsps.views.fn_v0),
     path('jstp_dev1/', wsps.views.fn_v1),
     path('jstp_dev2/', wsps.views.fn_v2),
-    path('jstp_dev3', wsps.views.CreatePostView),
+    path('jstp_dev3', wsps.views.CreatePostView.as_view()),
+
+    # path("post/", CreatePostView.as_view(), name="add_post")  # new
+
 ]