Learn how Python's dictionary data structure works as a powerful and versatile way to store and retrieve objects and data in your applications.

Python — and things like Micropython — have the same kind of division. Python started as a scripting language, but it has added object features, allowing a rich set of tools for scripters to use.

Find out what makes Python a versatile powerhouse for modern software development—from data science to machine learning, systems automation, web and API development, and more.

Python 3.12 Python 3.12 introduces the concept of Immortal objects. These are objects that are always needed by the system and therefore have a constant reference count.