usage: whichmodule.py [-h] [-l [GLOB]] module Look up and return file location of a module. positional arguments: module Name of a module to look up optional arguments: -h, --help show this help ...

It seems that the temporary path the module is being built in is not on the Python path. I can resolve the issue by adding tmp/docopt to my Python38._pth file and modifying the pip arguements to: ...

This post explains what a Python module is and how to use it to drastically extend the capabiltiies of your code. Plus: how to make your own!

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.