//void getGraph(xbt_graph_t graph, xbt_dict_t nodes, xbt_dict_t edges);
//sg_platf_route_cbarg_t getBypassRoute(RoutingEdge *src, RoutingEdge *dst, double *lat);
//void getGraph(xbt_graph_t graph, xbt_dict_t nodes, xbt_dict_t edges);
//sg_platf_route_cbarg_t getBypassRoute(RoutingEdge *src, RoutingEdge *dst, double *lat);