code: def render_xml_to_string(template, input, params=None):
      
      xsl_path = find_template_path(template)
  
      result = transform(input, str(xsl_path), params)  
      return result
docs: Transforms ``input`` using ``template``, which should be an xslt.
      
      :param template: an xslt template name.
      :param input: an string that contains xml
      :param params: A dictionary containing xslt parameters. Use :func:`~easymode.xslt.prepare_string_param`\
          on strings you want to pass in.
      :rtype: :class:`unicode`