This article will explore the concept of metaclasses in Python, delve into their purpose and provide practical examples that showcase their applications in design patterns and class customization.

Python dataclasses ... penalty for declaring the class as a dataclass, and that’s a one-time cost when the dataclass object is created. The dataclass decorator can take initialization options ...

Many Pythonistas are familiar with using decorators, but far fewer understand what’s happening under the hood and can write their own. It takes a little effort to learn their subtleties but ...