def error_name(self) :
        "the error name for a DBUS.MESSAGE_TYPE_ERROR message."
        result = dbus.dbus_message_get_error_name(self._dbobj)
        if result != None :
            result = result.decode()
        #end if
        return \
            result
def error_name ( self ) : result = dbus . dbus_message_get_error_name ( self . _dbobj ) if result != None : result = result . decode ( ) return result
the error name for a DBUS.MESSAGE_TYPE_ERROR message.