Install with:
$ pip install semeditor@git+https://gist.github.com/player1537/1c23b91b274d2e885be80d5892bac5b7.git
Put one kind of text (e.g. text with positivity, text with concrete ideas, text referring to some concept) in each of the left panes. Then in the right pane, put some document text that you want to analyze/edit.