Ah, ppci has its own graph! no need for networkx
Ah, ppci has its own graph! no need for networkx

--HG--
branch : graph2

windelbouwman/ppci-mirror,windelbouwman/ppci-mirror,windelbouwman/ppci-mirror,windelbouwman/ppci-mirror,windelbouwman/ppci-mirror,windelbouwman/ppci-mirror