<div xmlns="http://www.w3.org/1999/xhtml"
     xmlns:tal="http://xml.zope.org/namespaces/tal">
  <ul>
    <li tal:attributes="class repeat['i'].even()+repeat['i'].odd()" name="${i}-${repeat.i.index}" tal:repeat="i range(3)"><span tal:replace="i" /></li>
  </ul>
  <ul>
    <li tal:attributes="class repeat['i'].even+repeat['i'].odd"
        tal:repeat="i range(3)"><span tal:replace="i" /></li>
  </ul>
  <ul>
    <li tal:repeat="i range(3)"><span tal:condition="repeat['i'].even" tal:replace="repeat['i'].even" /><span tal:condition="repeat['i'].odd" tal:replace="repeat['i'].odd" /></li>
  </ul>
</div>