int类

Posted 2020-12-29 ighuahua

def bit_length(self):
    """ 返回表示该数字的时占用的最少位数 """
    """
    int.bit_length() -> int

    Number of bits necessary to represent self in binary.
    >>> bin(37)   查看37的二进制数值，可看出是6位
    ‘0b100101‘
    >>> (37).bit_length()
    6
    """
    return 0

def __abs__(self):
    """ 返回绝对值 """
    """ x.__abs__() <==> abs(x) """

print(abs(-6))--->6