<html xmlns:v="urn:schemas-microsoft-com:vml" xmlns:o="urn:schemas-microsoft-com:office:office" xmlns:w="urn:schemas-microsoft-com:office:word" xmlns:m="http://schemas.microsoft.com/office/2004/12/omml" xmlns="http://www.w3.org/TR/REC-html40"><head><META HTTP-EQUIV="Content-Type" CONTENT="text/html; charset=us-ascii"><meta name=Generator content="Microsoft Word 14 (filtered medium)"><style><!--
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</o:shapelayout></xml><![endif]--></head><body lang=EN-US link=blue vlink=purple><div class=WordSection1><p class=MsoNormal><span style='color:#1F497D'>"".join([chr (ord(a)^ord(b)) for a,b in zip("abc","def")])<o:p></o:p></span></p><p class=MsoNormal><span style='color:#1F497D'><o:p> </o:p></span></p><p class=MsoNormal><span style='color:#1F497D'> paul<o:p></o:p></span></p><p class=MsoNormal><span style='color:#1F497D'><o:p> </o:p></span></p><div><div style='border:none;border-top:solid #B5C4DF 1.0pt;padding:3.0pt 0in 0in 0in'><p class=MsoNormal><b><span style='font-size:10.0pt;font-family:"Tahoma","sans-serif"'>From:</span></b><span style='font-size:10.0pt;font-family:"Tahoma","sans-serif"'> pycrypto-bounces@lists.dlitz.net [mailto:pycrypto-bounces@lists.dlitz.net] <b>On Behalf Of </b>Dean Macinskas<br><b>Sent:</b> Friday, October 21, 2011 9:56 AM<br><b>To:</b> pycrypto@lists.dlitz.net<br><b>Subject:</b> [pycrypto] string XOR<o:p></o:p></span></p></div></div><p class=MsoNormal><o:p> </o:p></p><p class=MsoNormal>This isn't a pycrypto question per se, but I thought someone might know the answer: I need to exclusive-OR two strings together. I tried operator.XOR, but I get a runtime error: <o:p></o:p></p><p class=MsoNormal><o:p> </o:p></p><p class=MsoNormal> ke = operator.xor(kbpkb,ve)<o:p></o:p></p><p class=MsoNormal>TypeError: unsupported operand type(s) for ^: 'str' and 'str'<o:p></o:p></p><p class=MsoNormal><o:p> </o:p></p><p class=MsoNormal>Is there a way to do this in native Python (I'm using 2.7.2), or must I use a library of some sort?<o:p></o:p></p><p class=MsoNormal><o:p> </o:p></p><p class=MsoNormal>Thanks,<o:p></o:p></p><p class=MsoNormal>dpm<o:p></o:p></p><p class=MsoNormal><o:p> </o:p></p></div></body></html>