code: def search_rule(self, search):
          
          return [RouteMapRule(**rule) for rule in self.make_request( 
              resource='search_rule', params={'filter': search})]
docs: Search the RouteMap policy using a search string
          
          :param str search: search string for a contains match against
              the rule name and comments field
          :rtype: list(RouteMapRule)