Will McGugan has brought a lot of color to CLIs within Python due to Rich. 
 Then Textual started rethinking full command line applications, including layout with CSS.
 And now Textualize, a new startup, is bringing CLI apps to the web.

Links:

• rich
• rich-cli
• textual
• Textualize.io
• Rich Gallery
• Textualize Gallery
• Python Bytes Podcast

Sponsored by: 

• The Complete pytest course is now a bundle, with each part available separately.
  • pytest Primary Power teaches the super powers of pytest that you need to learn to use pytest effectively.
  • Using pytest with Projects has lots of "when you need it" sections like debugging failed tests, mocking, testing strategy, and CI
  • Then pytest Booster Rockets can help with advanced parametrization and building plugins.
• Whether you need to get started with pytest today, or want to power up your pytest skills, PythonTest has a course for you.