Python将xml和xsl转换为html的方法

# -*- coding: mbcs -*-
#!/usr/bin/python
import libxml2, libxslt
class compoundXML:
  def __init__(self):
    self._result = None
    self._xsl = None
    self._xml = None
  def do(self, xml_file_name, xsl_file_name):
    self._xml = libxml2.parseFile(xml_file_name)
    if self._xml == None:
      return 0
    styledoc = libxml2.parseFile(xsl_file_name)
    if styledoc == None:
      return 0
    self._xsl = libxslt.parseStylesheetDoc(styledoc)
    if self._xsl == None:
      return 0
    self._result = self._xsl.applyStylesheet(self._xml, None)
  def get_xml_doc(self):
    return self._result      
  def get_translated(self):
    return self._result.serialize('UTF-8')    
  def save_translated(self, file_name):
    self._xsl.saveResultToFilename(file_name, self._result, 0)
  def release(self):
    '''
    this function must be called in the end.
    '''
    self._xsl.freeStylesheet()
    self._xml.freeDoc()
    self._result.freeDoc()
    self._xsl = None
    self._xml = None
    self._result = None
if __name__ == '__main__':
  test = compoundXML()
  test.do('test/testxmlutil.xml', 'test/testxmlutil.xsl')
  print test.get_translated()
  test.save_translated('test/testxmlutil.htm')
  test.release()