Lists in Python

- [Instructor] When you're programming, … you might find yourself wanting to store a number … for you use later in your code. … Say that number is five. … You can store it by doing something like this. … I can create a variable named "n" … and give it a value of five. … So whenever I refer to n, … I have access to the number five. … I'm going to run this cell … and in the next cell I can print out n … and when I run this, five gets printed out. … Now, if you want to store multiple numbers together, … Python has a clever way of doing this … using something called a sequence. … A sequence allows you to store a collection of data. … One type of sequence is called a list. … A list has a specific order and the items in the list … can be changed whenever you want. … Square brackets are used to enclose the items in the list … and commas are used to separate the items from each other. … So you can create a list containing the numbers you have … and store the list in a variable. … If your numbers are five, 10, 15, and 20, …