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

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.

Oct 4, 2025 · We can define a function in Python, using the def keyword. A function might take input in the form of parameters. The syntax to declare a function is: Here, we define a function using def that …

In this tutorial, you'll learn to define custom Python functions so that you can reuse them in the program.

Almost all the code you work with in Python is inside a function. Suppose we have a Python program in the file example.py. The program text will be divided into many functions, each marked in the …

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 advantages of …

Jan 26, 2025 · Python function is a block of code defined with a name. Learn to create and use the function in detail. Use function argument effectively.

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, Python provides …

Explore the fundamentals of functions in Python with this comprehensive tutorial. Learn how to define functions, pass parameters, return values, and utilize default parameters. Includes practical …

Oct 14, 2025 · While defining a function in Python, we need to follow the below set of rules: The def keyword is used to start the function definition. The def keyword is followed by a function-name …