Python is the primary programming language for advanced computing concepts ranging from machine learning, big data, data analytics, artificial intelligence and many others. And with these concepts slowly becoming mainstream, it makes sense that you have an above average understanding of how to use python to take advantage of such concepts like automation, robotics, data analytics, data science, machine learning and others.

If you answered “Yes” to any of the questions above, then this step-by-step guide on Python programming is for you. Python has been widely acknowledged as the leading computer language to learn first if you want to carve out a successful programming career, and for a good reason.

You’ll begin with Swift programming basics—including guidelines for making your code “Swifty”—and learn how to work with Xcode and its built-in Interface Builder. Then you’ll dive step-by-step into building and customizing a basic app for taking, editing, and deleting selfies. You’ll also tune and test the app for performance and manage the app’s presence in the App Store.