Chapter 2: Python Decorators and Descriptors
The chapter provides an in-depth exploration of decorators and descriptors in Python, covering their definitions, functionality, and applications. It presents various types of decorators including function decorators, decorators with parameters, class decorators, and built-in decorators like @property, @staticmethod, and @classmethod. Additionally, the chapter introduces the descriptor protocol and its methods, emphasizing the creation of custom descriptors for robust attribute management and validation in Python.
Enroll to start learning
You've not yet enrolled in this course. Please enroll for free to listen to audio lessons, classroom podcasts and take practice test.
Sections
Navigate through the learning materials and practice exercises.
What we have learnt
- Decorators modify the behavior of functions or class methods without altering their source code.
- Python includes built-in decorators to manage class behaviors effectively.
- Descriptors enable controlled access and validation of class attributes.
Key Concepts
- -- Decorator
- A design pattern in Python that allows modification of a function or method's behavior without altering its source code.
- -- Function Decorator
- A type of decorator that modifies or enhances a function's behavior.
- -- Class Decorator
- A decorator that operates on a class, allowing modification of class attributes and methods.
- -- Descriptor Protocol
- Defines methods for managing attribute access in Python, including get, set, and delete.
- -- Builtin Decorators
- Special decorators provided by Python, such as @property, @staticmethod, and @classmethod, to manage class behavior.
Additional Learning Materials
Supplementary resources to enhance your learning experience.