code: def DbGetServerNameList(self, argin):
          
          self._log.debug("In DbGetServerNameList()")
          argin = replace_wildcard(argin)
          return self.db.get_server_name_list(argin)
docs: Returns the list of server names found for the wildcard specified.
          It returns only the server executable name without instance name as DbGetServerList.
  
          :param argin: wildcard for server names.
          :type: tango.DevString
          :return: server names found.
          :rtype: tango.DevVarStringArray