将\ x转义字符串转换为UTF-8

Question

如何转换看起来像'\xd0\xbf\xd1\x80\xd0\xb8\xd0\xb2\xd0\xb5\xd1\x82'Perl或Python可读的字符串？

Answer 1

在python 2.7中

>>> print '\xd0\xbf\xd1\x80\xd0\xb8\xd0\xb2\xd0\xb5\xd1\x82'
??????

>>> print '\\xd0\\xbf\\xd1\\x80\\xd0\\xb8\\xd0\\xb2\\xd0\\xb5\\xd1\\x82'.decode('string-escape')
??????
>>> print r'\xd0\xbf\xd1\x80\xd0\xb8\xd0\xb2\xd0\xb5\xd1\x82'.decode('string-escape')
??????

在python 3.x中

>>> br'\xd0\xbf\xd1\x80\xd0\xb8\xd0\xb2\xd0\xb5\xd1\x82'.decode('unicode-escape').encode('latin1').decode('utf-8')
'??????'