…er_func=None)` again. Are now added as 3 separate functions:

```@render_all_exceptions```: Catches all exceptions and renders the exception.
```@render_DoOutputException```: Only renders a DoOutputException. Useful if something deep in the call stack want to fail with a message.
```@render_specific_exception(exception_class, exception_render_func=None)```: You specify the Exception you are expecting, and can set a custom function to render that.