Learn Programming in Python with Cody Jackson

Lists

Lists in Python are one of the most versatile collection object types available. The other workhorses are dictionaries and tuples, but they are really more like variations of lists.

Python lists do the work of most of the data collection structures found in other languages, and since they are built in, you don't have to worry about manually creating them. Lists can be used for any type of object, from numbers and strings to other lists. They are accessed just like strings (since strings are just specialized lists), so they are simple to use. Lists are variable in length; that is, they grow and shrink automatically as they're used, and they can be changed in place; that is, a new list isn't created every time, unlike strings. In reality, ...