text: from ruuvitag_sensor.ruuvitag import RuuviTag
  import sender
  import sys, argparse
  import json
  import time
  
  #MQTT pre_settings
  broker = "iot.eclipse.org"
  port = 1883
  topic = "supply/sensor1"
  
  sensor_mac = "D0:DF:5B:B9:49:03"
  
  def getArgs():
      parser = argparse.ArgumentParser(description='Setting up ruuvi_scan.py')
      parser.add_argument('-s', help='Specify MAC of sensor') # set sensor
      parser.add_argument('--test', help='Check for ruuvis and test functionality') # test ruuvis
  
      parser.add_argument('-t', help='Your onw topic') # own topic
      parser.add_argument('-c', help='Choose one of the constant topics', choices=['create', 'default', 'shell', 'roof', 'assembly', 'qa', 'ready', 'transport', 'temp', 'velocity', 'arrival', 'sold'] ) # constant topic
      parser.add_argument('-b', help='Choose URL or IP for broker') # broker
      parser.add_argument('-p', help='Choose Port for broker') # Port
      args = parser.parse_args()
  
      if (args.s != None):
          sensor_mac = args.s
          print ("Sensor MAC set to: ", sensor_mac)
      if (args.t != None):
          topic = args.t
          print ("Topic set to: ", topic)
      elif (args.c != None):
          if (args.c == "default"): topic = "supply/sensor"
          if (args.c == "create"): topic = "manufacturer/createCar"
          if (args.c == "shell"): topic = "manufacturer/arrival/shell"
          if (args.c == "roof"): topic = "manufacturer/arrival/roof"
          if (args.c == "assembly"): topic = "manufacturer/assembly"
          if (args.c == "qa"): topic = "manufacturer/qualityAssurance"
          if (args.c == "ready"): topic = "manufacturer/readyForTransport"
          if (args.c == "transport"): topic = "carrier/transport"
          if (args.c == "tilted"): topic = "carrier/transportation/tilted"
          if (args.c == "temp"): topic = "carrier/transportation/temp"
          if (args.c == "humidity"): topic = "carrier/transportation/humidity"
          if (args.c == "arrival"): topic = "dealer/arrival"
          if (args.c == "sale"): topic = "dealer/sale"
          print ("Topic set to: ", topic)
      if (args.b != None):
          broker = args.b
      if (args.p != None):
          port = args.p
  
  def initMQTT():
      #Setup MQTT sender
      sender.init(broker, port, topic)
  
  
  def ruuviScan():
      sensor = RuuviTag(sensor_mac)
      state = sensor.update()
      json_str = '{"uid": "' + str(sensor_mac) + '", "payload": ' + json.dumps(state) + '}'
      print (json_str)
      sender.send_message(json_str)
      time.sleep(2)
  
  
  print("Setting up...")
  getArgs()
  initMQTT()
  print("Startnig to scan...")
  while(True):
      ruuviScan()
  
  