Python 求两个文本文件以行为单位的交集 并集 差集, 来代码:
- s1 = set(open('a.txt','r').readlines())
- s2 = set(open('b.txt','r').readlines())
- print 'ins: %s'%(s1.intersection(s2))
- print 'uni: %s'%(s1.union(s2))
- print 'dif: %s'%(s1.difference(s2).union(s2.difference(s1)))
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