Send them a link to iPython Notebook, either host it yourself or use http://nbviewer.ipython.org/ http://nbviewer.ipython.org/ . Should be easy to teach them to

Send them a link to iPython Notebook, either host it yourself or use http://nbviewer.ipython.org/ http://nbviewer.ipython.org/ . Should be easy to teach them to modify the input data and re-run the script from the web UI.