Python Exercises: Parameter Passing, Scope, and Mutable Data

Complete your introduction to elementary programming by looking at parameters – the major technique for passing information through functions. Learn when a parameter or variable is “in scope,” how to work with list data that can change when passed as a parameter, and what it means for parameters to have default values. This lecture, presented by John Keyser, is from How to Program: Computer Science Concepts and Python Exercises. Programming is an eminently learnable skill that gives you unrivaled problem-solving power you can apply in all areas of life. It’s also a fun, creative activity that provides insight into how we control the devices that influence virtually every aspect of our lives. The 24 engaging and information-rich lessons of How to Program teach you one of the world’s most accessible and powerful computer languages, Python.