Convert XML to HTML with lxml XSLT in Python

 
<contents>
  <part title="Lucene Basics(or Fundamentals)">
    <chapter title="Lucene Searching">
      <section type="internal" title="Lucene Scoring">
        <leaf title="How Lucene scoring works" seotitle="how-lucene-scoring-works">
        </leaf>
      </section>    
      <section type="terminal" title="" seotitle="">
        <leaf title="hello world" seotitle="how-lucene-scoring-works">
        </leaf>
      </section>
    </chapter>
  </part>
 
  <part title="Lucene Index">
    <chapter title="Lucene Searching">
      <section type="internal" title="Lucene Scoring">
        <leaf title="How Lucene indexing works" seotitle="how-lucene-indexing-works">
        </leaf>
        <leaf title="Lucene Index tutorial" seotitle="lucene-index-tutorial">
        </leaf>
      </section>    
      <section type="terminal" title="" seotitle="">
      </section>
    </chapter>
  </part>  
</contents>
 

 
 <xsl:stylesheet version="1.0"
     xmlns:xsl="http://www.w3.org/1999/XSL/Transform">
     <xsl:template match="/">
         <div class="toc-contents">
             <ul>
                 <xsl:apply-templates/>
             </ul>
         </div>
     </xsl:template>
     <xsl:template match="part">
         <li>
          <div class="toc-part">
              <h1><xsl:value-of select="@title"/></h1>
              <ul>
                  <xsl:apply-templates select="chapter"/>
              </ul>
          </div>
         </li>
     </xsl:template>
     <xsl:template match="chapter">
         <li>
          <div class="toc-chapter">
              <h2><xsl:value-of select="@title"/></h2>
              <ul>
                  <xsl:apply-templates select=".//leaf"/>
              </ul>
          </div>             
         </li>
     </xsl:template>
     <xsl:template match="leaf">
 
         <li>
             <a>
                 <xsl:attribute name="href">
                     http://makble.com/<xsl:value-of select="@seotitle"/>
                </xsl:attribute>
              <xsl:value-of select="@title"/></a>
         </li>
     </xsl:template>
 </xsl:stylesheet>
 

 
import lxml.html
from lxml import etree
 
xslt_doc = etree.parse("test-xslt.xslt")
xslt_transformer = etree.XSLT(xslt_doc)
 
source_doc = etree.parse("toc-test.xml")
output_doc = xslt_transformer(source_doc)
 
print(str(output_doc))
output_doc.write("output-toc.html", pretty_print=True)