Decorators In Python Python Tutorial PTBZ674EsvI - Complete Information & Details

Web Reference: Mar 28, 2026 · Decorators are often used in scenarios such as logging, authentication and memorization, allowing us to add additional functionality to existing functions or methods in a clean, reusable way. Python Decorators Example: Below is an example in which a decorator adds behavior before and after a function call. Decorators let you add extra behavior to a function, without changing the function's code. A decorator is a function that takes another function as input and returns a new function. A Decorator in Python is a function that receives another function as argument. The argument function is the one to be decorated by decorator. The behaviour of argument function is extended by the decorator without actually modifying it. In this chapter, we whall learn how to use Python decorator.

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