Back in the very early days of my involvement with Textualize, while looking for fun things to build to test out the framework and find problems with it, I created textual-astview. The idea was pretty simple: exercise Textual's Tree widget by using it to display the output of Python's abstract syntax tree module. While the code still works, Textual has moved on a lot, as has my approach to building applications with Textual, and so I've been wanting to do a ground-up rewrite of it. At the sam...