Orangus

I have windows 7 too, but 32bit, and absolutley the same error, You can download the working version at here: https://code.google.com/p/pysnip/downloads/list

In Chipmunk2D, segments have a "[radius](http://chipmunk-physics.net/release/ChipmunkLatest-Docs/#cpShape-Segments)", essentially making them capsules.