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, ...

Python lambda functions are small, anonymous, single-expression functions that make code concise and expressive. They excel in quick, one-off tasks like sorting, filtering, and mapping data without ...

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.

We’ve put together some practical python code examples that cover a bunch of different skills. Whether you’re brand new to ...

Python is powerful, versatile, and programmer-friendly, but it isn’t the fastest programming language around. Some of Python’s speed limitations are due to its default implementation, CPython, being ...

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 ...

Overview Structured Python learning path that moves from fundamentals (syntax, loops, functions) to real data science tools ...