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HTML is good for debugging, but is unsuitable for application use.
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To see the non HTML representation of the XML format, set format=xml.
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<?xml version="1.0"?>
<api>
  <query-continue>
    <allpages apcontinue="Photogrammetry" />
  </query-continue>
  <query>
    <allpages>
      <p pageid="6" ns="0" title="Bounding Box to Coordinate System.py" />
      <p pageid="7" ns="0" title="Coordinate System to Bounding Box.py" />
      <p pageid="72" ns="0" title="Copy Bounding Box.py" />
      <p pageid="88" ns="0" title="Documents" />
      <p pageid="70" ns="0" title="Export Individual Orthophotos.py" />
      <p pageid="81" ns="0" title="Hardware" />
      <p pageid="3" ns="0" title="Links/Articles" />
      <p pageid="4" ns="0" title="Links/Gallery" />
      <p pageid="1" ns="0" title="Main Page" />
      <p pageid="71" ns="0" title="Masks From Color.py" />
    </allpages>
  </query>
</api>