adafruit/Adafruit-Raspberry-Pi-Python-Code — pull request #79 by boxysean (2014-05-14 20:31:08+00:00)
Title: Bi-Color bargraph interface

Needed a simple interface for your bargraphs, so made one myself taking a lead from the Arduino code. Simple enough change, hope this helps you guys.

Bargraph in question: https://www.adafruit.com/product/1721