Uploaded April 2023 | Updated September 2026, 2 days ago

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Functions are a fundamental building block of programming in Python.

They allow you to package code into a named, reusable unit that can be called from other parts of your program. In this video, you'll learn how to define a function, pass in arguments, and return values.

This video is part of a beginner tutorial series for anyone who wants to learn Python from scratch, and get to a point where you can start coding your own projects.

🔗 Project Code (GitHub): github.com/pixegami/python-for-beginners
🔗 Full Playlist: youtube.com/playlist?list=PLZJBfja3V3Rsbiz84Z63IXnTQZH_Rnfuo
🔗 Next Chapter: Coming Tomorrow!
👉 Follow me on Twitter: @pixegami

📚 Chapters
00:00 - Introduction to Functions in Python
01:01 - Creating a Function
03:28 - Input Arguments
08:57 - Multiple Arguments
10:43 - Positional Arguments
11:40 - Keyword Arguments
13:34 - Optional Arguments
15:46 - Common Mistakes With Functions
21:03 - What is "Abstraction"?
23:42 - Coding Exercise: Functions