docs: def comments_for(context, obj):
      """
      Provides a generic context variable name for the object that
      comments are being rendered for.
      """
      form_class = import_dotted_path(settings.COMMENT_FORM_CLASS)
      form = form_class(context["request"], obj)
      context_form = context.get("posted_comment_form", form)
      context.update({
          'posted_comment_form':
              context_form if context_form.target_object == obj else form,
          'unposted_comment_form': form,
          'comment_url': reverse("comment"),
          'object_for_comments': obj,
      })
      return context