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zeroday
V2EX  ›  问与答

Python 在每个文件里插入一段文本在首行,要怎么实现呢?

  •  
  •   zeroday · Aug 29, 2015 · 5702 views
    This topic created in 3900 days ago, the information mentioned may be changed or developed.

    形如这个形式的

    ---
    layout: post
    title: xxxxx (原先文本的第一行)
    category: code
    tags: code
    description: 
    ---
    
    4 replies    2015-08-30 11:39:44 +08:00
    shierji
        1
    shierji  
       Aug 29, 2015 via Android
    按行读 然后重定位文件指针 你看下文档吧
    bearzk
        2
    bearzk  
       Aug 29, 2015   ❤️ 1
    with open ('filename', 'r') as original:
    data = original.read ()
    with open ('filename', 'w') as modified:
    modified.write ("new first line\n" + data )
    bearzk
        3
    bearzk  
       Aug 29, 2015
    不好意思上面的代码写进去没有缩进 你自己缩进试试看
    zeroday
        4
    zeroday  
    OP
       Aug 30, 2015
    @bearzk 谢谢,我明白你的思路了。
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