def carryMileageRate( roadmap, rategraph, length_attr='length', rate_attr='rate' ) : V = {} for road1, road2, data in rategraph.edges_iter( data=True ) : curr_rate = data.get( rate_attr ) if curr_rate is None : continue curr_v = curr_rate * road_Ed.roadEd_conditional( roadmap, road1, road2, length_attr ) V[ (road1,road2) ] = curr_v return sum( V.values() )
def demand_enroute_velocity( roadnet, rategraph, length='length', rate='rate' ) : """ TODO: implement node <-> object checking """ V = {} for road1, road2, data in rategraph.edges_iter( data=True ) : curr_rate = data.get( rate ) if curr_rate is None : continue curr_v = curr_rate * road_Ed.roadEd_conditional( roadnet, road1, road2, length ) V[ (road1,road2) ] = curr_v return sum( V.values() )