You might be wondering what a Python “package” is, and how it relates to the Python module. Essentially, a package is a group of modules with an __init__.py fie that ties them all together.

A superset of Python that compiles to C, Cython combines the ease of Python with the speed of native code. Here's a quick guide to making the most of Cython in your Python programs.

So, here’s a rundown—in roughly descending order of importance—of the standard library modules being removed in Python 3.13, including what each one does and what new module (if any) has ...