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 are specified after the function name, inside the parentheses. You can add as many arguments as you want, just separate them with a comma.

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 understand how to write a function in Python. In this way we can …

Dec 16, 2024 · By using the word def keyword followed by the function's name and parentheses () we can define a function. If the function takes any arguments, they are included inside the parentheses. The code inside a function must be indented after the colon to indicate it belongs to that function. function_name: The name of your function. parameters: Optional.

Feb 10, 2025 · Here’s the general syntax for defining a function: def function_name(parameter1, parameter2, ...): # Function body. # Perform some operations. return result. Let’s break it down: def is the keyword used to define a function. function_name is the name you give to your function. Choose a descriptive name that reflects the purpose of the function.

Apr 15, 2021 · Learn how to improve code structure and reusability by defining your own functions in Python. Examples and best practices are included!

Jul 20, 2022 · To define a function in Python, you type the def keyword first, then the function name and parentheses. To tell Python the function is a block of code, you specify a colon in front of the function name. What follows is what you want the function to do. The basic syntax of a function looks like this: An example of a function looks like this:

Mar 16, 2022 · In this article, I will show you how to define a function in Python and call it, so you can break down the code of your Python applications into smaller chunks. I will also show you how arguments and the return keyword works in Python functions.

Sep 5, 2015 · For example, you don't have to write many different versions of a function to accomplish the same task with slightly different results, avoiding situations like add2(x, y) = x + y and add3(x, y, z) = x + y + z, and so on. You can simply do something like: result = 0. for value in values: result += value. return result. And call it like this:

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 the def keyword. The following is the syntax of defining a function.

May 26, 2024 · Functions are the building blocks of reusable and modular code in Python. This guide will teach you how to define functions, work with parameters, return values, and follow best practices to write clean and efficient code. What is a Function? A function is a reusable block of code that performs a specific task.