Raspberry Pi For Beginners - 2022 Complete Course - Detect When a Button Is Pressed with Python

The video tutorial explains how to read the state of a button using Python and the GPIO library. It covers importing necessary modules, setting up the button pin as an input, and reading the button's state. The tutorial also demonstrates how to continuously monitor the button's state using a loop, printing the state to the console. The use of uppercase for constants and the importance of GPIO cleanup are also discussed.

What does the GPIO input function return when reading the button state?

How can you continuously monitor the button state in the code?