python 文件内容对比操作

发布时间：2019-07-15 10:45:51编辑：auto阅读（1594）

    #-*-coding:utf-8-*-
    import re
    f1 = open('d:/test/mail/bounce_list.txt','r')
    f2 = open('d:/test/mail/828-820.txt', 'r')
    ff = open('d:/test/mail/ok1', 'w')
    f3 = open('d:/test/mail/ok-sort', 'w')
    f4 = open('d:/test/mail/ok-ok', 'w')

    # 排除文件从f2里面踢除包含f1里的文件
    file1 = [line for line in f1]
    file1.sort()
    file2 = [line for line in f2]
    file2.sort()
    for i in file2:
        if i not in file1:
            print i
            ff.write(i)
    ff.close()

    # 过滤重复的内容
    fff = open('d:/test/mail/ok1', 'r')
    lines_seen = set()
    for line in fff:
        if line not in lines_seen:
            f3.write(line)
            lines_seen.add(line)
    f3.close()

    # 过滤关键字的内容
    pat = '@oauth.*.com$'
    f33 = open('d:/test/mail/ok-sort', 'r')
    for line in f33:
        if not re.findall(pat, line):
            print line
            f4.write(line)       
    f4.close()
     

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