def start_population(self):
population_list = []
for i in range(self.population):
binary = self.build_binary()
chromosome = Chromosome(binary)
chromosome.decoded = chromosome.decode()
chromosome.fitness = chromosome.calc_fitness()
population_list.append(chromosome)
return population_list
def crossover_chromosomes(self, chromosome_A, chromosome_B):
chromosome_lenght = len(chromosome_A.binary)
split = random.randint(1, chromosome_lenght - 1)
part_1A = chromosome_A.binary[:split]
par_2A = chromosome_A.binary[split:]
part_1B = chromosome_B.binary[:split]
part_2B = chromosome_B.binary[split:]
son_1_binary = part_1A + part_2B
son_1 = Chromosome(son_1_binary)
son_1.decoded = son_1.decode()
son_1.fitness = son_1.calc_fitness()
son_2_binary = part_1B + par_2A
son_2 = Chromosome(son_2_binary)
son_2.decoded = son_2.decode()
son_2.fitness = son_2.calc_fitness()
return son_1, son_2
