This post explains how to use if statements in Python. This will form the backbone of much of your code going forward! Else statements, nesting, + more.

Learn how to use statements like if, if-else, switch, for, and while to declare variables and specify expressions, make decisions, iterate over statements, and more.

If you’ve ever written any Python at all, the chances are you’ve used iterators without even realising it. Writing your own and using them in your programs can provide significant perfo… ...