/Demo/xml/roundtrip.py
http://unladen-swallow.googlecode.com/ · Python · 45 lines · 24 code · 14 blank · 7 comment · 1 complexity · f8fc9e48e4af6b3c4bfdb691abb2f3ee MD5 · raw file
- """
- A simple demo that reads in an XML document and spits out an equivalent,
- but not necessarily identical, document.
- """
- import sys, string
- from xml.sax import saxutils, handler, make_parser
- # --- The ContentHandler
- class ContentGenerator(handler.ContentHandler):
- def __init__(self, out = sys.stdout):
- handler.ContentHandler.__init__(self)
- self._out = out
- # ContentHandler methods
- def startDocument(self):
- self._out.write('<?xml version="1.0" encoding="iso-8859-1"?>\n')
- def startElement(self, name, attrs):
- self._out.write('<' + name)
- for (name, value) in attrs.items():
- self._out.write(' %s="%s"' % (name, saxutils.escape(value)))
- self._out.write('>')
- def endElement(self, name):
- self._out.write('</%s>' % name)
- def characters(self, content):
- self._out.write(saxutils.escape(content))
- def ignorableWhitespace(self, content):
- self._out.write(content)
- def processingInstruction(self, target, data):
- self._out.write('<?%s %s?>' % (target, data))
- # --- The main program
- parser = make_parser()
- parser.setContentHandler(ContentGenerator())
- parser.parse(sys.argv[1])