and 和运算
>>> True and True
>>> True and False
>>> 5 > 3 and 3 < 1
or 或运算
>>> True or True
>>> False or True
>>> 5 > 3 or 1 > 3
not 非运算
not True
not False
not 1 > 2
and 和运算
>>> True and True
>>> True and False
>>> 5 > 3 and 3 < 1
or 或运算
>>> True or True
>>> False or True
>>> 5 > 3 or 1 > 3
not 非运算
not True
not False
not 1 > 2