docopt : Command-line interface description language. docopt helps you define interface for your command-line app, and automatically generate parser for it.
pyo : pyo is a Python module written in C to help digital signal processing script creation.
Leaflet : A Modern, Lightweight Open-Source JavaScript Library for Interactive Maps
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...
Clint : Clint is a python module filled with a set of awesome tools for developing commandline applications.
The Kartograph map generator has just one method, which is there to generate SVG maps (surprise).