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  1. Python Functions - W3Schools

    Python Functions A function is a block of code which only runs when it is called. A function can return data as a result. A function helps avoiding code repetition.

  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. Python Functions - GeeksforGeeks

    Oct 4, 2025 · Python Functions are a block of statements that does a specific task. The idea is to put some commonly or repeatedly done task together and make a function so that instead of writing the …

  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. Python Function: The Basics Of Code Reuse

    Oct 19, 2025 · The function is a crucial concept in the world of programming. In this article, we’ll explore Python functions. You’ll learn why they are so important, how to define functions with Python’s def …

  6. An Essential Guide to Python Functions By Examples

    Home » Python Basics » Python Functions Python Functions Summary: in this tutorial, you’ll learn to develop Python functions by using the def keyword. What is a function A function is a named code …

  7. Defining Your Own Python Function

    Jun 11, 2025 · A Python function is a named block of code that performs specific tasks and can be reused in other parts of your code. Python has several built-in functions that are always available, …

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

    A function is a reusable block of programming statements designed to perform a certain task. To define a function, Python provides the def keyword. The following is the syntax of defining a function.

  9. Python Functions – How to Define and Call a Function

    Mar 16, 2022 · Conclusion In this article, you learned how to define and call functions in Python. You also learned how to pass arguments into a function and use the return keyword, so you can be more …

  10. Python Functions - Computer Science

    Python Functions A python program is made of many lines of code, stored in a file with a name like "example.py". It's natural to have a way to divide the lines code up into sensible sub-parts, and these …