Get a list of device name families for device name matching the
        specified wildcard

        :param argin: The wildcard
        :type: tango.DevString
        :return: Family list
        :rtype: tango.DevVarStringArray

def DbGetDeviceFamilyList(self, argin):
        """ Get a list of device name families for device name matching the
        specified wildcard

        :param argin: The wildcard
        :type: tango.DevString
        :return: Family list
        :rtype: tango.DevVarStringArray """
        self._log.debug("In DbGetDeviceFamilyList()")
        argin = replace_wildcard(argin)
        return self.db.get_device_family_list(argin)