python统计一个字符串中单词出现次数

#!/usr/bin/env python# -*- coding:utf-8 -*-str = "cease to struggle and you cease to live"# 切分字符串str2 = str.split(" ")word_dict = dict()for word in str2:if word in word_dict:word_dict[word] += 1else:word_dict[word] = 1print(word_dict)//输出{'cease': 2, 'to': 2, 'struggle': 1, 'and': 1, 'you': 1, 'live': 1}