文件方式实现完整的英文词频统计实例
1.读入待分析的字符串
2.分解提取单词
3.计数字典
4.排除语法型词汇
5.排序
6.输出TOP(20)
fo=open('blank space.txt','r') song=fo.read() exc={'the','a','to','of','and','in','that','on',''} song=song.lower() for i in ''',."-??\n''': song=song.replace(i,'') words=song.split(' ') dic={} keys=set(words) keys=keys-exc for i in keys: dic[i]=words.count(i) a=list(dic.items()) a.sort(key=lambda x:x[1],reverse=True) #print(a) for i in range(20): print(a[i]) fo.close()
运行结果是: