Libraries are collections of shared code. They're common in Python, where they're also called "modules," but they're also ...

What’s the difference between a Python module, class, or package? You might be wondering what a Python “package” is, and how it relates to the Python module.

Python modules are typically installed using a package manager called 'pip', which launches a 'setup.py' file that is made available by the developer of the package for installation purposes.

Python Development Master taps new features in Python to manage a project’s packages without the overhead imposed by a virtual environment.