python统计文本文件的字数

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转的，出处找不到了。

还有这个也不错：https://code.google.com/p/pyzh/

统计文本文件的字数，从当前目录下的file.txt取文件

# -*- coding: GBK -*-import stringimport sysreload(sys)def compareItems((w1,c1), (w2,c2)):    if c1 > c2:        return - 1    elif c1 == c2:        return cmp(w1, w2)    else:        return 1def main():    fname = "file.txt"        try:        text = open(fname,'r').read()        text = string.lower(text)    except:        print "\nfile.txt is not exist!!! or There is a R/W error! "        sys.exit()    for ch in '!"#$%&()*+,-./:;<=>?@[\\]^_`{|}~':        text = string.replace(text, ch, ' ')    words = string.split(text)      counts = {}    for w in words:        counts[w] = counts.get(w,0) + 1        n = input("\n输入要统计的top单词数:")    items = counts.items()        items.sort(compareItems)        max = len(items)    print "\n单词总计:" + str(len(words))    print "单词净个数(已去重):" + str(max)    print "\n"    if n > max:        n = max    for i in range(n):        print "%-10s%5d" % items[i]if __name__ == '__main__':     main()

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