So far we have used built-in functions such as print() or len(). The real magic starts when you define your own. A function is a named piece of code you can run at any time. The key principle here is DRY (Don't Repeat Yourself).
Full content is available with a subscription.
Get full access to all courses on the platform for one year with a single payment.
▼
Unlike other platforms that charge per course, here you get everything for one price, and after one year of use there will be no automatic charge for the following year.