AeroQuad/AeroQuadConfiguratorPyQt — pull request #2 by Shadow6363 (2012-11-30 00:21:52+00:00)
Title: Serial Port OS Conditional

I think I found the problem with PySerial, but the fix would require a patch to the library so I simply added your code back in inside of a conditional checking for Windows and otherwise running the *nix built-in.