Libraries are collections of shared code. They're common in Python, where they're also called "modules," but they're also ...

Take advantage of caching and the lru_cache decorator to relieve your Python functions from repetitive heavy lifting.

Learn how to use Python’s optional type-hinting syntax to create cleaner and more useful code.

Still using Excel for your data analysis? Learn how to leverage Python so you can work with larger datasets and automate repetitive tasks.