from nevow import loaders
from nevow import rend

class Bug(rend.Page):
    docFactory = loaders.htmlstr("""<html><body>
                                <ul nevow:render="sequence" nevow:data="foo">
                                    <li nevow:pattern="item" nevow:render="bar">
                                       <span>
                                           <input type="checkbox" value="">
                                        <nevow:attr name="value"><nevow:slot name="xyz" /></nevow:attr>
                                           </input>
                                                <a href="">
                                           <nevow:attr name="href"><nevow:slot name="xyz" /></nevow:attr>
                                           <nevow:slot name="xyz" />
                                       </a>
                                    </li>
                                </ul>
                            </body></html>""")

    def data_foo(self, context, data):
        return ['first', 'second', 'third']
    def render_bar(self, context, data):
        context.fillSlots("xyz", data)
        return context.tag

from nevow import appserver
from twisted.application import service
from twisted.application import internet

application = service.Application('bugtester')
internet.TCPServer(8080, appserver.NevowSite(Bug())).setServiceParent(application)