Define and call your own functions

- Built in functions are powerful, … but there will be times when you need to create … your own functions to help you complete specific tasks. … So in this video, I'm going to show you … how to create your own functions and use them. … Now I want to point out the different parts … of defining a function. … The first part of defining a function is def. … Def is a keyword that stands for definition. … It indicates to the computer … that you're defining a function. … Next is the name of the function. … Make sure to come up with a name … that's relevant to what the function is going to do. … Then comes a pair of parenthesis, … followed by a colon. … Now, if your function needs to take input, … you should come up with a name to represent the input … and place it inside these parenthesis. … If your function does not need to take input, … you should just leave the parenthesis empty, … and on the next line be sure to indent. … And you can do this by using tab. … Now comes the body of your function. …