individual.py 文件源码

def __init__(self, length=0, defined=False, value=None):

        """ Creates a bit string of a certain length, using a certain underlying
        implementation.  """

        self.length = length
        self.fitness = 0
        self.isCacheValid = False
        self.defined = bitarray(length)
        self.data = bitarray(length)

        if defined:
            self.defined = None
        else:
            self.defined.setall(False)

        if value is not None:
            self.data = [bool(X) for X in value]

        for i in range(1, length+1):
            if bool(random.getrandbits(1)):
                self.flip(i)