For a TUI though? A plain old terminal gives you next to nothing. Not even buttons or scroll bars. A lean library will turn in to a framework if you decide to

For a TUI though? A plain old terminal gives you next to nothing. Not even buttons or scroll bars. A lean library will turn in to a framework if you decide to build anything more than a minimally complex app. The widgets are conditional imports. If you don’t use the tree widget, it is never imported.