Python 逻辑运算符，not in，in

一、逻辑运算符

and     or   not       

优先级 （） > not > and > or

1 print(4 > 3 or 4 < 3 and 1!=1)
2 print(2 > 1 and 3 < 4 or 4 > 5 and 2 < 1)
3 print(1 > 2 and 3 < 4 or 4 > 5 and 2 > 1 or 9 < 8)
4 print(1 > 1 and 3 < 4 or 4 > 5 and 2 > 1 and 9 > 8 or 7 < 6)
5 print(not 2 > 1 and 3 < 4 or 4 > 5 and 2 > 1 and 9 > 8 or 7 < 6)

and or not