code: def DbGetObjectList(self, argin):
          
          self._log.debug("In DbGetObjectList()")
          argin = replace_wildcard(argin)
          return self.db.get_object_list(argin)
docs: Get list of free object defined in database with name
          matching the specified filter
  
          :param argin: The filter
          :type: tango.DevString
          :return: Object name list
          :rtype: tango.DevVarStringArray