[py-dev] XML Parsing Error when esc characters are in traceback

holger krekel holger at merlinux.eu
Fri Mar 2 15:12:58 CET 2012

Hi Anton,

guess you know it - Ronny opened a bug on this issue and you
might want to follow it. See



On Wed, Feb 22, 2012 at 13:10 +0200, Anton P wrote:
> Hello all,
> I have the following issue with generated junitxml reports:
> I'm writing test cases which use scapy functions. So I make asserts on
> some packet objects. As I understand scapy uses esc characters for its
> own objects representation, and I can see colorful output on the
> console. But when test is failed, and its traceback went to xml, I
> can't open generated xml due to the error "XML Parsing Error: not
> well-formed" In my case the problem with esc charecter 033 (\x1b).
> I resolved the issue by adding the following code to append_failure
> method in LogXML class:
> longrepr = str(report.longrepr).replace('\x1b', '\\033')
> fail.append(longrepr)
> I think that it will be good if you add some cleanup functions to
> avoid such situations.
> Thank you,
> -Anton
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