Lewis

Olá! Boa noite! Não entendo qual o problema com esse algoritmo. Erro: linha 11. NameError: name 'build_graph' is not defined #!/usr/bin/env python #-*- encoding: utf-8 -*- from pyevolve import __version__, __author__ from pyevolve import GSimpleGA from pyevolve import G1DList from pyevolve import Selectors from pyevolve import Initializators, Mutators from pyevolve import G1DList, GSimpleGA, Selectors, Statistics from pyevolve import Initializators, Mutators, Consts, DBAdapters import pyevolve nos = build_graph() genome = G1Dlist.G1Dlist(7) genome.setParams(rangemin = 0, rangemax = 5) genome.evaluator.set(eval_func) genome.initializator.set(G1DlistTSPInitializator) genome.crossover.set(Crossovers.G1DlistCrossoverOX) ga = GSimpeGA.GSimpleGA(genome) ga.setPopulationSize(80) ga.setGenerations(100) ga.setMinimax(Consts.minimaxType["minimize"]) ga.setCrossoverRate(1.0) ga.setMutationRate(0.08) ga.evolve(freq_stats = 10) print ga.bestIndividual() print ga.bestIndividual().fitness