In the last post introducing Python, I demonstrated how to make a simple app using variables and conditional statements. In order to do anything really powerful in a given programming language though, ...

The Python programming language, despite its ease of use, offers a depth of useful functions, modules and data structures. One of these data structures, the "dictionary" data structure, functions as a ...

Higher-order functions let you treat functions like any other value — passing them around, returning them, and composing them for cleaner, more reusable code. They power everyday tools like map, ...

Learn how Mypy's type checking works with functions and generators. In my last two articles I've described some of the ways Mypy, a type checker for Python, can help identify potential problems with ...

How to use the regular expression functions provided by the ‘re’ library to match, search, and replace text in your Python programs. Regular expressions, or “regex,” is a system for finding complex ...