Viewing github.com/django/django-stable-4.1.x/tests/check_framework/urls/bad_class_based_error

```
urlpatterns = []
```
```
class HandlerView:
```
```
    @classmethod
```
```
    def as_view(cls):
```
```
        def view():
```
```
            pass
```
```
        return view
```
```
handler400 = HandlerView.as_view()
```
```
handler403 = HandlerView.as_view()
```
```
handler404 = HandlerView.as_view()
```
```
handler500 = HandlerView.as_view()
```