Uploaded June 2015 | Updated September 2026, 1 week ago

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Get 80% off the full course from this link: inventwithpython.com/automateudemy

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Lesson 9 of the online Python programming course for complete beginners. This course follows the "Automate the Boring Stuff with Python" book by Al Sweigart, which can be read online at automatetheboringstuff.com

Lesson 9 covers functions, parameters, arguments, return values, and keyword arguments. These concepts are covered in more detail at automatetheboringstuff.com/chapter3