code: def search_group(self, search_query):
          
          log.info("[+] Initiating a search for groups using the query '{}'".format(search_query))
          return self._send_xmpp_element(roster.GroupSearchRequest(search_query))
docs: Searches for public groups using a query
          Results will be returned using the on_group_search_response() callback
  
          :param search_query: The query that contains some of the desired groups' name.