How to use the iroha.helper.logger.setDebug function in iroha

def setUp(self):
        logger.setDebug()
        logger.debug("QueryTest")

def setUp(self):
        logger.setDebug()
        logger.info("CreatorTest")

def setUp(self):
        self.creator = "chika@ichigo.mashimaro"
        self.keypair = crypto.create_key_pair()
        self.tx_counter = 0
        logger.setDebug()

def test_amount_changer(self):
        logger.info("test_amount_changer")
        logger.setDebug()


        logger.debug(10000000000000000000*100000000000000000000 + 1000)

        num = int(3121092321831273291731287318721973219)
        amnt = amount.int2amount(num, 2)
        logger.debug(amnt)
        re_num = amount.amount2int(amnt)
        self.assertEqual(num,re_num)

def setUp(self):
        logger.setDebug()
        logger.debug("PrimitiveTest")

def setUp(self):
        logger.setDebug()
        logger.debug("CommandTest")
        self.keypair = crypto.create_key_pair()

def setUp(self):
        logger.setDebug()
        logger.debug("TransactionTest")

def setDebugLog():
    """
    Set Debug Output Level : Debug ( means many debug message )
    """
    logger.setDebug()
def setInfoLog():