Meta’s Rust-powered linter and type checker for Python pairs blazing speed with advanced and innovative features.

Tighten up your code and identify errors before they occur with mypy. I've been using dynamic languages—Perl, Ruby and Python—for many years. I love the ...

There are many types of errors in Python. No matter where you are in your Python journey, you've most likely faced one or more of these errors. For some, it might be easy to know what's wrong in your ...

Defining a list in Python is easy—just use the bracket syntax to indicate items in a list, like this: list_of_ints = [1, 2, 3] Items in a list do not have to all be the same type; they can be any ...