docopt : Command-line interface description language. docopt helps you define interface for your command-line app, and automatically generate parser for it.
Clint : Clint is a python module filled with a set of awesome tools for developing commandline applications.
mock : A Python Mocking and Patching Library for Testing
FoxDot : FoxDot is an easy-to-use Python library that creates an interactive programming environment and talks to the powerful sound synthesis engine, called S...
Harpoon : CLI tool for open source and threat intelligence. Harpoon is a tool to automate threat intelligence and open source intelligence tasks. It is written ...
Command Line Interface Formulation Framework. cliff is a framework for building command line programs. It uses plugins to define sub-commands, output formatters, and other extensions.