判断某个东西是否在某个东西里面包含
in not in
name = ‘郑建文‘if ‘郑文‘ in name: print(‘ok‘)else: print(‘Error‘)name = ‘郑建文‘if ‘文‘ not in name: print(‘1‘)else: print(‘2‘)
运算符
原文：https://www.cnblogs.com/jiangdali/p/10116973.html
