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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>
--
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