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-----Original Message----- From: G. Ken Holman [mailto:gkholman@C...] Sent: Wednesday, April 28, 2004 12:53 PM To: XML-Dev Mailing list Subject: Re: Python SAX utilities XML Generator and default namespaces I neglected to mention that today I downloaded Python 2.3.3 dated 2003-12-18 and am getting this error ... I think I'm running with the latest stuff. ....................... Ken At 2004-04-28 14:30 -0400, I wrote: >Is there an incantation when using XMLGenerator for Python SAX to work >with default namespaces? Below is what I thought would be an identity >transform (modulo syntax issues) of an XML document, yet it is throwing an >error when using the default namespace on input (but not when using a >prefixed namespace on input). > >Looking at the SAX Utilities documentation in Python I don't see any >reference to the default namespace. > >Thanks for any help anyone can be on this. > >................... Ken > > >Z:\data\KenData\dev\python>type passthrough.py >import sys >from xml.sax import make_parser, SAXParseException >from xml.sax.saxutils import XMLGenerator > >handler = XMLGenerator() >parser = make_parser() >parser.setFeature( "http://xml.org/sax/features/namespaces", 1 ) >parser.setContentHandler( handler ) > >try: # processing the input file using the defined SAX events > parser.parse( sys.stdin ) >except IOError, (errno, strerror): > errorExit( "I/O error(%s): %s: %s" % (errno, strerror, file) ) >except SAXParseException: > errorExit( "File does not parse as well-formed XML: %s" % file ) > ># end of file > >Z:\data\KenData\dev\python>type pass1.xml ><a:doc xmlns:a="a"><hello/></a:doc> > >Z:\data\KenData\dev\python>python passthrough.py <pass1.xml <?xml >version="1.0" encoding="iso-8859-1"?> <a:doc >xmlns:a="a"><hello></hello></a:doc> >Z:\data\KenData\dev\python>type pass2.xml ><doc xmlns="a"><hello/></doc> > >Z:\data\KenData\dev\python>python passthrough.py <pass2.xml <?xml >version="1.0" encoding="iso-8859-1"?> Traceback (most recent call >last): > File "passthrough.py", line 11, in ? > parser.parse( sys.stdin ) > File "p:\python\lib\xml\sax\expatreader.py", line 91, in parse > xmlreader.IncrementalParser.parse(self, source) > File "p:\python\lib\xml\sax\xmlreader.py", line 123, in parse > self.feed(buffer) > File "p:\python\lib\xml\sax\expatreader.py", line 144, in feed > self._parser.Parse(data, isFinal) > File "p:\python\lib\xml\sax\expatreader.py", line 253, in start_element_ns > AttributesNSImpl(newattrs, qnames)) > File "p:\python\lib\xml\sax\saxutils.py", line 95, in startElementNS > name = self._current_context[name[0]] + ":" + name[1] >TypeError: unsupported operand types for +: 'NoneType' and 'str' > >Z:\data\KenData\dev\python> -- Public courses: Spring 2004 world tour of hands-on XSL instruction Each week: Monday-Wednesday: XSLT/XPath; Thursday-Friday: XSL-FO Hong Kong May 17-21; Bremen Germany May 24-28; Helsinki June 14-18 World-wide on-site corporate, govt. & user group XML/XSL training. G. Ken Holman mailto:gkholman@C... Crane Softwrights Ltd. http://www.CraneSoftwrights.com/x/ Box 266, Kars, Ontario CANADA K0A-2E0 +1(613)489-0999 (F:-0995) Male Breast Cancer Awareness http://www.CraneSoftwrights.com/x/bc Legal business disclaimers: http://www.CraneSoftwrights.com/legal Network Consultant Los Angeles http://www.InterCore.net Exchange Consultant Los Angeles http://www.Avidware.com Jewish Online Dating Service http://www.Jdatw.com Americas Best Dating Service http://www.AboutSingles.net Free Online Dating Service http://www.AllAboutSingles.com Online matching service http://www.matchmakor.com ----------------------------------------------------------------- The xml-dev list is sponsored by XML.org <http://www.xml.org>, an initiative of OASIS <http://www.oasis-open.org> The list archives are at http://lists.xml.org/archives/xml-dev/ To subscribe or unsubscribe from this list use the subscription manager: <http://www.oasis-open.org/mlmanage/index.php>
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