song = ''' Can't believe its over That you're leaving Weren't we meant to be? Should've sensed the danger Read the warnings Right there in front of me Just stop Lets start it over Couldn't I get one more try? All: Maybe tomorrow you'll say that you're mine You'll realize, I could change I'm gonna show you I'm in it for life I'll get you back someday Maybe tomorrow Shane: I forgot to be there I was selfish I can see that now Mark: I should've got to known you Should've held you When your tears fell down Just stop Don't make me beg you Tell me that you'll stay the night All: Maybe tomorrow you'll say that you're mine You'll realize, I could change I'm gonna show you I'm in it for life I'll get you back someday I will find a way Nicky: Wait a minute Just hear me out This time I promise, I'll put you first Shane: Turn around now Your heart can't let you walk away I'll do what it takes All: Maybe tomorrow you'll say that you're mine You'll realize (realize), I could change (I can change) I'm gonna show you I'm in it for life I'll get you back someday Maybe tomorrow Kian: There's so much I wanna say now I just wanna make a life with you (don't walk away) There's so much I wanna do now I just wanna make love to you Shane: Maybe tomorrow ''' UnusefulWords = ['on', 'was', 'I', 'i', 'at'] # 需要替换的单词 UnusefulSymbol = ["." "'", "(", ")"] # 需要替换的标点 NewWords = song for i in range(len(UnusefulSymbol)): NewWords = NewWords.replace(UnusefulWords[i], ' ') # 把文章的标点符号替换 NewWords = NewWords.lower() # 全部改成小写 WordsList = NewWords.split() # 将字符串分成一个个单词 Count = dict(zip()) for i in WordsList: Count[i] = NewWords.count(i) # 用字典记录单词和其出现次数 for i in song: if (Count.get(i) != None): Count.pop(i) CountWords = sorted(Count.items(), key=lambda x: x[1], reverse=True) for i in range(10): print(CountWords[i]) # 输出出现频率最高的10个词