You are reading this, means you know installing and uninstalling python packages using pip. You must have even uninstalled a few packages using pip
pip install package
Follow ReadMe instructions and clone repo from here.
To create virtual environment follow this.
Working with pip
Before Getting started, you must first install Homebrew by running following on command line.
/usr/bin/ruby -e "$(curl -fsSL https://raw.githubusercontent.com/Homebrew/install/master/install)"