Palmik

    <form id="loginForm" method="post" action="${request.route_url('login')}">
      <input type="hidden" name="csrf_token" value="${request.session.get_csrf_token()}"/>
      <fieldset class="concise">
        <metal:field tal:define="name 'came_from'" use-macro="snippets['hidden']"/>
        <metal:field tal:define="name 'login'" use-macro="snippets['text']"/>
        <metal:field tal:define="name 'password'" use-macro="snippets['password']"/>
      </fieldset>
      <div class="buttonBar">
        <button type="submit" class="default" i18n:translate="">Login</button>
      </div>

Palmik

<form method="POST" action="whatever">

                                        <tal:block
                                                define="form view.addrform">
                                            <div class="row"
                                                 tal:repeat="field form">
                                                <div class="span2">
                                                    ${structure:field.title}
                                                    <span class="req" tal:condition="field.required">*</span>
                                                </div>