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前端学习之家-大前端

“21天好习惯”第一期-21

Python 文本词频统计

excludes={"the","and","of","you","my"}
def getText():
    txt=open(r"C:\Users\DELL\Desktop\英语短文.txt","r",encoding="UTF-8").read()
    txt=txt.lower()
    for ch in '"!@#$%&()+-,.:;?/{}[]~`':
        txt=txt.replace(ch," ")
    return txt
英语短文Txt=getText()
words=英语短文Txt.split()
counts={}
for word in words:
    counts[word]=counts.get(word,0)+1
for word in excludes:
    del(counts[word])
items=list(counts.items())
items.sort(key=lambda x:x[1],reverse=True)
for i in range(10):
    word,count=items[i]
    print("{0:<10}{1:>5}".format(word,count))

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