本文最初发表于 http://bbs.chinaunix.net/forum.php?mod=viewthread&tid=4143291&page=1#pid24220123
Hello
World!
In [3]: s.encode(‘string_escape‘)
Out[3]: ‘Hello\\nWorld!‘
In [4]: Out[3].decode(‘string_escape‘)
Out[4]: ‘Hello\nWorld!‘
Not *quite* what you asked for, but it ought to be close enough.
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原文地址：http://blog.csdn.net/linustd/article/details/34414147
