state.py 文件源码

def mutate(self):
        r = Random()

        if random() < self._mutation_rate:
            ix1 = r.randint(0,len(self.state)-1)
            ix2 = r.randint(0,len(self.state)-1)
            temp = self.state[ix1]
            self.state[ix1] = self.state[ix2]
            self.state[ix2] = temp