Welcome to Code Like a Girl, where you'll get started on the adventure of coding with cool projects and step-by-step tips, from the co-author of the bestselling The Daring Book for Girls. We’re about to high-dive into Python, an honest-to-goodness grown-up programming language that runs nearly a third of the Internet. Sites like Pinterest, Instagram, Dropbox, Google and YouTube have been built on Python. At newspapers, journalists use Python to track down statistics and numbers so they can report powerful stories. I promised to send up a warning flare when things got harder, so here it is. Python is a language that real developers use, and there is definitely a transition from Scratch to this kind of code.