docs: def delete_template(self, temp_id=None, params={}, callback=None, **kwargs):
          """
          Delete a search template.
          `<http://www.elasticsearch.org/guide/en/elasticsearch/reference/current/search-template.html>`_
          :arg temp_id: Template ID
          """
  
          url = self.mk_url(*['_search', 'template', temp_id])
  
          self.client.fetch(
              self.mk_req(url, method='DELETE', **kwargs),
              callback = callback
          )