Brython is a complete re-implementation of Python, thus it doesn't support some features/libraries (at least, it didn't when I tried it last), and is not compat

Brython is a complete re-implementation of Python, thus it doesn't support some features/libraries (at least, it didn't when I tried it last), and is not compatible with C extensions. The demo I put in the tweet is the same code as when you type `python3` in the terminal, just running in the browser. So it is much more compatible and is mostly [1] feature complete. [1] minus whatever libraries are likely never to be used that we ripped out