python实现xml转html

#!/usr/bin/env python
# -*- coding:utf-8 -*-
# Author: Dily
#  Email: [e-mail]
"""实现XML转HTML"""

import libxml2, libxslt
import sys
import time

mytime = time.strftime('%Y-%m-%d-%H-%M.html',time.localtime(time.time()))

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

def main():
    if len(sys.argv) < 2:
        print '''\
    No action specified.
    Detailed inquiry help
    eg. : python xmltohtml.py --help'''
        sys.exit()

    if sys.argv[1].startswith('--'):
        option = sys.argv[1][2:]
        if option == 'version':
            print 'Version 1.0'
        elif option == 'help':
            print '''\
    This program prints files to the standard output or time name files.
    Two number of files can be specified.
    Options include:
      --version : Prints the version number
      --help    : Display this help
        argv[1] : xml file
        argv[2] : xsl file
        eg. : python xmltohtml.py stat.xml stat.xsl'''
        else:
            print '''\
    Unknown option.
    Detailed inquiry help
    eg. : python xmltohtml.py --help'''
        sys.exit()
    else:
        xml = compoundXML()
        xml.do(sys.argv[1], sys.argv[2])
        print xml.get_translated()
        xml.save_translated(mytime)
        xml.release()

if __name__ == '__main__':
    main()