code: def DbGetExportdDeviceListForClass(self, argin):
          
          self._log.debug("In DbGetExportdDeviceListForClass()")
          argin = replace_wildcard(argin)
          return self.db.get_exported_device_list_for_class(argin)
docs: Query the database for device exported for the specified class.
  
          :param argin: Class name
          :type: tango.DevString
          :return: Device exported list
          :rtype: tango.DevVarStringArray