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

def DbGetServerNameList(self, argin):
        """ 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 """
        self._log.debug("In DbGetServerNameList()")
        argin = replace_wildcard(argin)
        return self.db.get_server_name_list(argin)