Wrapper around optparse for command line utilities - Python 3.x

 Click is a Python package for creating beautiful command line interfaces
 in a composable way with as little code as necessary. It's the "Command
 Line Interface Creation Kit". It's highly configurable but comes with
 sensible defaults out of the box.
 .
 It aims to make the process of writing command line tools quick and fun
 while also preventing any frustration caused by the inability to implement
 an intended CLI API.
 .
 This is the Python 3 compatible package.