hndl_emer_msg.py

def handleEmergencyMessage(client, userdata, msg):
	print(msg.topic + ' ' + str(msg.payload))
	dataReceived = json.loads(msg.payload)
	gpsLocation[0] = dataReceived["lat"]
	gpsLocation[1] = dataReceived["lon"]
	gps_tuple = tuple(gpsLocation)
	distanceCalculated = int(vincenty(TRAFFIC_SIGNAL, gps_tuple).meters)
	print ("Emergency Vehicle Location: ", distanceCalculated)
	if distanceCalculated >= 150:
		emergencyVehicleState["state"] = 0
		trafficLightNormalCurrState = LIGHT_RED
	else:
		emergencyVehicleState["state"] = 1