
This isn't an issue with Homebrew but an issue for users to configure themselves. It's also nonsensical with current Python configurations e.g. https://discourse.brew.sh/t/brew-doctor-warnings-about-python-3-6-site-packages-and-sitecustomize/1805/1
Library
This directory contains all the code run by the official brew
and brew cask
commands in Homebrew
and all formulae (package descriptions) in taps (repositories containing formulae) in Taps
subdirectories.