For self reference :)

# description 'ipython notebook'
start on stopped rc RUNLEVEL=[2345] and (
			non-container or
			container CONTAINER=lxc or
			container CONTAINER=lxc-libvirt)

stop on runlevel [!2345]

respawn

exec bash -c 'source <VIRTUALENV-DIRECTORY>/bin/activate; /usr/local/bin/jupyter notebook --port 8888 --config <JUPYTER-NOTEBOOK-CONFIG-FILE>'