标签:tin item cut 键值 orm class rev reverse sort
import jieba txt = open("D:\\西游记.txt", "r", encoding=‘utf-8‘).read() words = jieba.lcut(txt) # 使用精确模式对文本进行分词 counts = {} # 通过键值对的形式存储词语及其出现的次数 for word in words: if len(word) == 1: # 单个词语不计算在内 continue else: counts[word] = counts.get(word, 0) + 1 # 遍历所有词语,每出现一次其对应的值加 1 items = list(counts.items())#将键值对转换成列表 items.sort(key=lambda x: x[1], reverse=True) # 根据词语出现的次数进行从大到小排序 for i in range(20): word, count = items[i] print("{0:<5}{1:>5}".format(word, count))
标签:tin item cut 键值 orm class rev reverse sort
原文地址:https://www.cnblogs.com/yuming1104/p/13973733.html