pip
pip is a package management system used to install and manage software packages written in Python.
Installation
To install pip for Python 3:
sudo apt install -y python3-pip
Usage
To install a package:
pip3 install <package>
To uninstall a package:
pip3 uninstall <package>
To upgrade a package:
pip3 install --upgrade <package>
To output installed packages:
pip3 freeze