cliff : Command Line Interface Formulation Framework. cliff is a framework for building command line programs. It uses plugins to define sub-commands, output ...
pyo : pyo is a Python module written in C to help digital signal processing script creation.
Poetry : Python packaging and dependency management made easy
docopt : Command-line interface description language
Glances : Glances is a cross-platform curses-based system monitoring tool written in Python.
sh (previously pbs) is a full-fledged subprocess interface for Python that allows you to call any program as if it were a function