If you need an explicit self hint for the class that refers to whatever class is in context, and you’re using Python 3.11 or later, you can import Self from the typing module and use that as a hint.

Understanding classes in Python. Before diving into metaclasses, it’s essential to have a solid grasp of classes in Python. In Python, a class is a blueprint for creating objects.

Mypy, Pytype, Pyright, and Pyre can help you keep your type-hinted Python code bug-free. Let’s see what each of these useful tools has to offer.