str="a|and|hello|||ab" alist = str.split('|') print alist

str="a hello{这里换成5个空格}world{这里换成3个空格}" alist=str.split(' ') print alist

# -*- coding: utf-8 -*- import os,sys info = os.getcwd() #获取当前文件名称 fin = open(u'c:/a.txt') info = fin.read() alist = info.split(' ') # 将文章按照空格划分开 fout = open(u'c:/count.txt', 'w') fout.write('n'.join(alist)) # 可以通过文本文件的行号同样看到效果 ##fout.write('%s' % alist) fout.close() allen = len(alist) # 总的单词数 nulen = alist.count('') # 空格的数量 print "words' number is",allen print "null number is",nulen print "poor words number is", allen-nulen # 实际的单词数目 fin.close()