This Expert Python course is designed for experienced developers who want a deep understanding of how Python really works under the hood. The course starts with an overview of Python’s internal architecture, explaining how code is executed and how Python manages objects and memory. You will then explore dunder (magic) methods and the Python data model, learning how objects interact with built-in operations. Metaclasses are covered in depth, showing how classes are created and how you can control class behavior dynamically. The course also dives into decorators, teaching you how to modify and enhance functions and methods in a clean and reusable way. Generators are explained next, helping you write memory-efficient code and handle large data streams effectively. Each topic is supported with clear explanations and practical examples, making complex concepts easier to understand. By the end of this course, you will have expert-level insight into Python’s core mechanics, enabling you to write more efficient, flexible, and professional code. This course is ideal for senior Python developers, software engineers, and anyone aiming to master advanced Python programming concepts.