new_contents: #!/usr/bin/env python3
  
  from sense_hat import SenseHat
  from pymongo import MongoClient
  import time
  import datetime
  
  sense = SenseHat()
  sense.clear()
  
  client = MongoClient('localhost:27017')
  db = client.g2x
  
  
  def log(device, property, value):
      now = datetime.datetime.utcnow()
      print("[{0}] {1}:{2} = {3}".format(now, device, property, value))
      db.readings.insert({
          "timestamp": now,
          "device": device,
          "property": property,
          "value": value
      })
  
  
  while True:
      temperature = sense.get_temperature_from_humidity()
  
      log("SenseHat", "temperature from humidity", temperature)
  
      time.sleep(0.5)
  
subject: Test logging of Sense data to mongodb