ref: ad3da2fac222b42f06576262130b9f1f201b585c
dir: /sys/src/cmd/python/Doc/lib/minidom-example.py/
import xml.dom.minidom
document = """\
<slideshow>
<title>Demo slideshow</title>
<slide><title>Slide title</title>
<point>This is a demo</point>
<point>Of a program for processing slides</point>
</slide>
<slide><title>Another demo slide</title>
<point>It is important</point>
<point>To have more than</point>
<point>one slide</point>
</slide>
</slideshow>
"""
dom = xml.dom.minidom.parseString(document)
def getText(nodelist):
    rc = ""
    for node in nodelist:
        if node.nodeType == node.TEXT_NODE:
            rc = rc + node.data
    return rc
def handleSlideshow(slideshow):
    print "<html>"
    handleSlideshowTitle(slideshow.getElementsByTagName("title")[0])
    slides = slideshow.getElementsByTagName("slide")
    handleToc(slides)
    handleSlides(slides)
    print "</html>"
def handleSlides(slides):
    for slide in slides:
        handleSlide(slide)
def handleSlide(slide):
    handleSlideTitle(slide.getElementsByTagName("title")[0])
    handlePoints(slide.getElementsByTagName("point"))
def handleSlideshowTitle(title):
    print "<title>%s</title>" % getText(title.childNodes)
def handleSlideTitle(title):
    print "<h2>%s</h2>" % getText(title.childNodes)
def handlePoints(points):
    print "<ul>"
    for point in points:
        handlePoint(point)
    print "</ul>"
def handlePoint(point):
    print "<li>%s</li>" % getText(point.childNodes)
def handleToc(slides):
    for slide in slides:
        title = slide.getElementsByTagName("title")[0]
        print "<p>%s</p>" % getText(title.childNodes)
handleSlideshow(dom)