traffic-light-example-python/lightController.py [155:186]:
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                    help="Targeted client id")

args = parser.parse_args()
host = args.host
iotCAPath = args.rootCAPath
certificatePath = args.certificatePath
privateKeyPath = args.privateKeyPath
thingName = args.thingName
clientId = args.clientId

# Configure logging
logger = logging.getLogger("AWSIoTPythonSDK.core")
logger.setLevel(logging.INFO)   # set to logging.DEBUG for additional logging
streamHandler = logging.StreamHandler()
formatter = logging.Formatter('%(asctime)s - %(name)s - %(levelname)s - %(message)s')
streamHandler.setFormatter(formatter)
logger.addHandler(streamHandler)

# Run Discovery service to check which GGC to connect to, if it hasn't been run already
# Discovery talks with the IoT cloud to get the GGC CA cert and ip address

if not os.path.isfile('./groupCA/root-ca.crt'):
    discoverGGC(host, iotCAPath, certificatePath, privateKeyPath, clientId)
else:
    print("Greengrass core has already been discovered.")

# read GGC Host Address from file
ggcAddrPath = GROUP_PATH + GGC_ADDR_NAME
rootCAPath = GROUP_PATH + CA_NAME
ggcAddr = getGGCAddr(ggcAddrPath)
print("GGC Host Address: " + ggcAddr)
print("GGC Group CA Path: " + rootCAPath)
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traffic-light-example-python/trafficLight.py [178:209]:
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                    help="Targeted client id")

args = parser.parse_args()
host = args.host
iotCAPath = args.rootCAPath
certificatePath = args.certificatePath
privateKeyPath = args.privateKeyPath
thingName = args.thingName
clientId = args.clientId

# Configure logging
logger = logging.getLogger("AWSIoTPythonSDK.core")
logger.setLevel(logging.INFO) # set to logging.DEBUG for additional logging
streamHandler = logging.StreamHandler()
formatter = logging.Formatter('%(asctime)s - %(name)s - %(levelname)s - %(message)s')
streamHandler.setFormatter(formatter)
logger.addHandler(streamHandler)

# Run Discovery service to check which GGC to connect to, if it hasn't been run already
# Discovery talks with the IoT cloud to get the GGC CA cert and ip address

if not os.path.isfile('./groupCA/root-ca.crt'):
    discoverGGC(host, iotCAPath, certificatePath, privateKeyPath, clientId)
else:
    print("Greengrass core has already been discovered.")

# read GGC Host Address from file
ggcAddrPath = GROUP_PATH + GGC_ADDR_NAME
rootCAPath = GROUP_PATH + CA_NAME
ggcAddr = getGGCAddr(ggcAddrPath)
print("GGC Host Address: " + ggcAddr)
print("GGC Group CA Path: " + rootCAPath)
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