hint about where to run the python lines to create instances
Created by: singuliere
Fixes: https://github.com/open-craft/opencraft/issues/393
(re-opening of https://github.com/open-craft/opencraft/issues/394)
Created by: singuliere
Fixes: https://github.com/open-craft/opencraft/issues/393
(re-opening of https://github.com/open-craft/opencraft/issues/394)