Automate the Boring Stuff with Python, 2nd Edition

4LISTS

One more topic you’ll need to understand before you can begin writing programs in earnest is the list data type and its cousin, the tuple. Lists and tuples can contain multiple values, which makes writing programs that handle large amounts of data easier. And since lists themselves can contain other lists, you can use them to arrange data into hierarchical structures.

In this chapter, I’ll discuss the basics of lists. I’ll also teach you about methods, which are functions that are tied to values of a certain data type. Then I’ll briefly cover the sequence data types (lists, tuples, and strings) and show how they compare with each other. ...