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Solve the following problem using Python, implementing the functions described below, one line at a time
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Description:
 def DbPutDeviceAlias(self, argin):
 """ Define alias for a given device name :param argin: Str[0] = device name Str[1] = alias name :type: tango.DevVarStringArray :return: :rtype: tango.DevVoid """

        self._log.debug("In DbPutDeviceAlias()")

        if len(argin) < 2:
            self.warn_stream("DataBase::DbPutDeviceAlias(): insufficient number of arguments ")
            th_exc(DB_IncorrectArguments,
                   "insufficient number of arguments to put device alias",
                   "DataBase::DbPutDeviceAlias()")

        device_name = argin[0]
        device_alias = argin[1]
        self.db.put_device_alias(device_name, device_alias)