I've added progress bar support to Rich.
If you haven't seen my earlier posts on the subject, Rich is a terminal rendering framework for Python. It lets you render styled text and a whole bunch of other things (markdown, syntax, tables, tracebacks, etc.) to the terminal.
This latest addition to the lib renders progress bars with additional information such as percentage completed, time remaining, data transfer speed etc. It's highly configurable, so you can customize it to show whatever information you like. And since it's implemented as a Rich renderable, you can easily add color and formatting. Here's what it looks like: