Optionally set the output autoscroll threshold, and/or add a selector to the toolbar to set it, and/or add a toolbar button to enable/disable it.
autoscroll_set_on_load
- Set an autoscroll threshold on notebook load. If false, the default is unchanged.autoscroll_starting_threshold
- Autoscroll threshold which would be set on notebook load.-1
disables autoscrolling.autoscroll_show_selector
- Add a selector to the toolbar to change the autoscroll thresholdautoscroll_show_button
- Add a button to the toolbar to disable/enable autoscrolling