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  1. Python Functions - W3Schools

    In Python a function is defined using the def keyword: To call a function, use the function name followed by parenthesis: Information can be passed into functions as arguments. Arguments …

  2. Python Functions - GeeksforGeeks

    Mar 10, 2025 · We can define a function in Python, using the def keyword. We can add any type of functionalities and properties to it as we require. By the following example, we can …

  3. How to Define a Function in Python? - Python Guides

    Feb 10, 2025 · To define a function in Python, you use the def keyword followed by the function name and parentheses. Inside the parentheses, you can specify parameters that the function …

  4. Functions in Python (With Examples) - Python Tutorial

    Functions in Python (With Examples) To group sets of code you can use functions. Functions are small parts of repeatable code. A function accepts parameters. Without functions we only have …

  5. An Essential Guide to Python Functions By Examples

    In this tutorial, you’ll learn how to define user-defined Python functions. Here’s a simple function that shows a greeting: print('Hi') Code language: Python (python) This example shows the …

  6. Python Function: The Basics Of Code Reuse

    Oct 31, 2023 · In this article, we’ll explore Python functions. You’ll learn why they are so important, how to define functions with Python’s def keyword, how to call functions, and we’ll …

  7. Functions in Python – Explained with Code Examples

    Jul 28, 2021 · In this tutorial, we shall learn about user-defined functions in Python. When you started coding in Python, you'd have used the built-in print() function in your Hello World! …

  8. Python Functions: How to Call & Write Functions - DataCamp

    Nov 22, 2024 · To define a function in Python, use the def keyword, name your function, add optional parameters in parentheses, write your code, and optionally return a value. What’s the …

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

    Mar 20, 2025 · How to Write Functions in Python: A Step-by-Step Guide. Functions are reusable blocks of code that help make programs modular and easier to maintain. This guide will show …

  10. Python Functions (With Examples) - TutorialsTeacher.com

    We will now see how to define and use a function in a Python program. A function is a reusable block of programming statements designed to perform a certain task. To define a function, …