
python - How do I define a function with optional arguments?
Just use the *args parameter, which allows you to pass as many arguments as you want after your a,b,c. You would have to add some logic to map args -> c,d,e,f but its a "way" of overloading. for ar in args: print ar. And it will print values of c,d,e,f. Similarly you could use the kwargs argument and then you could name your parameters.
How to Define a Function in Python? - Python Guides
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
How to Define and Call a Function in Python - GeeksforGeeks
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 …
How To Define a Function in Python - LearnPython.com
Apr 15, 2021 · Learn how to improve code structure and reusability by defining your own functions in Python. Examples and best practices are included!
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 are specified after the function name, inside the parentheses. You can add as many arguments as you want, just separate them with a comma.
How to Call a Function in Python – Def Syntax Example
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.
Python Function Examples – How to Declare and Invoke with Parameters
Aug 24, 2021 · Python has a bunch of helpful built-in functions you can use to do all sorts of stuff. And each one performs a specific task. But did you know that Python also allows you to define your own functions? This article will show you how to create and call your own Python functions.
Python Functions – How to Define and Call a Function
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.
How to Define and Call Functions in Python: An Expert Guide
Aug 24, 2024 · How to Define Functions in Python. Defining functions requires the def keyword, followed by a name, arguments, documentation, and code: def function_name(arguments): """Docstring""" code return output. I recommend these naming guidelines: Use descriptive names indicating what the function does – get_users() or filter_data()
Defining Functions in Python: A Comprehensive Guide
Feb 13, 2025 · In Python, functions are first-class objects, which means they can be assigned to variables, passed as arguments to other functions, and returned from functions. Why use functions? Code Reusability: Functions allow you to write a block of code once and use it multiple times throughout your program.
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