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  1. Python Functions - W3Schools

    Creating a Function In Python, a function is defined using the def keyword, followed by a function name and parentheses:

  2. How To Define A Function In Python?

    Feb 10, 2025 · Learn how to define a function in Python using the `def` keyword, parameters, and return values. This step-by-step guide includes examples for easy understanding

  3. How to Define and Call a Function in Python - GeeksforGeeks

    Jul 23, 2025 · In Python, defining and calling functions is simple and may greatly improve the readability and reusability of our code. In this article, we will explore How we can define and …

  4. Python Functions (With Examples) - Programiz

    A function is a block of code that performs a specific task. In this tutorial, we will learn about the Python function and function expressions with the help of examples.

  5. Defining Your Own Python Function

    Jun 11, 2025 · Learn how to define your own Python function, pass data into it, and return results to write clean, reusable code in your programs.

  6. How to Define and Use Functions in Python: A Complete …

    Aug 24, 2025 · In this tutorial, we’ll cover everything you need to know about defining and calling functions in Python. From the basics of def and parameters to advanced features like *args, …

  7. Python Functions [Complete Guide] – PYnative

    Jan 26, 2025 · Use the def keyword with the function name to define a function. Next, pass the number of parameters as per your requirement. (Optional). Next, define the function body with …

  8. Python Function: The Basics Of Code Reuse

    Oct 19, 2025 · Functions are the real building blocks of any programming language. We define a Python function with the def keyword. But before we start doing so, let’s first go over the …

  9. How to Write Functions in Python: A Step-by-Step Guide

    Mar 20, 2025 · Functions are reusable blocks of code that help make programs modular and easier to maintain. This guide will show you how to define and use functions in Python with …

  10. Creating Functions in Python: A Comprehensive Guide

    Apr 2, 2025 · In Python, functions are defined using the def keyword. For example: print("Hello, World!") In this example, greet is the name of the function. The function doesn't take any …