'Outputs a <ul ng-form="name"> for this set of choice fields to nest an ngForm.'

def render(self):

    start_tag = format_html(u'<ul    {0}>', mark_safe(u'    '.join(self.field_attrs)))
    output = [start_tag]
    for widget in self:
        output.append(format_html(u'<li>{0}</li>', force_text(widget)))
    output.append(u'</ul>')
    return mark_safe(u'\n'.join(output))
