Web scraping has been used to extract data from websites almost from the time the World Wide Web was born. In the early days, scraping was mainly done on static pages – those with known elements, tags ...

For those that are unfamiliar with the concept of classes and who want to learn more about how they work, keep reading. If you just want the syntax for classes in Python, you can skip to the next ...

Python, for all its power and popularity, has long lacked a form of flow control found in other languages—a way to take a value and match it elegantly against one of a number of possible conditions.