Hello again, it has been a while!
Recently, I did a presentation on Python libraries for data visualizations. I compared them and presented usage examples. All code and examples are available here. If by any chances the slides do not work well for you, you can download the pdf version (with no animated elements).
If you understand French you can watch my presentation:
It was a talk done for the Toulouse Dataviz association. I hope this helps and/or inspires some of you.
See you again, Vincent.