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      1 import xml.dom.minidom
      2 
      3 document = """\
      4 <slideshow>
      5 <title>Demo slideshow</title>
      6 <slide><title>Slide title</title>
      7 <point>This is a demo</point>
      8 <point>Of a program for processing slides</point>
      9 </slide>
     10 
     11 <slide><title>Another demo slide</title>
     12 <point>It is important</point>
     13 <point>To have more than</point>
     14 <point>one slide</point>
     15 </slide>
     16 </slideshow>
     17 """
     18 
     19 dom = xml.dom.minidom.parseString(document)
     20 
     21 def getText(nodelist):
     22     rc = []
     23     for node in nodelist:
     24         if node.nodeType == node.TEXT_NODE:
     25             rc.append(node.data)
     26     return ''.join(rc)
     27 
     28 def handleSlideshow(slideshow):
     29     print("<html>")
     30     handleSlideshowTitle(slideshow.getElementsByTagName("title")[0])
     31     slides = slideshow.getElementsByTagName("slide")
     32     handleToc(slides)
     33     handleSlides(slides)
     34     print("</html>")
     35 
     36 def handleSlides(slides):
     37     for slide in slides:
     38         handleSlide(slide)
     39 
     40 def handleSlide(slide):
     41     handleSlideTitle(slide.getElementsByTagName("title")[0])
     42     handlePoints(slide.getElementsByTagName("point"))
     43 
     44 def handleSlideshowTitle(title):
     45     print("<title>%s</title>" % getText(title.childNodes))
     46 
     47 def handleSlideTitle(title):
     48     print("<h2>%s</h2>" % getText(title.childNodes))
     49 
     50 def handlePoints(points):
     51     print("<ul>")
     52     for point in points:
     53         handlePoint(point)
     54     print("</ul>")
     55 
     56 def handlePoint(point):
     57     print("<li>%s</li>" % getText(point.childNodes))
     58 
     59 def handleToc(slides):
     60     for slide in slides:
     61         title = slide.getElementsByTagName("title")[0]
     62         print("<p>%s</p>" % getText(title.childNodes))
     63 
     64 handleSlideshow(dom)
     65