old_contents: import time
  
  import requests
  
  
  class TemperatureMonitor:
      def __init__(self, temperature_sensor, interval=60, smoothing=5, observers=()):
          self.temperature_sensor = temperature_sensor
          self.interval = interval
          self.smoothing = smoothing
          self.observers = observers
          self.history = []
  
      def run(self):
          while True:
              self.check_temp()
              time.sleep(self.interval)
  
      def check_temp(self):
          self.history = self.history[:self.smoothing-1]
          self.history.append(self.temperature_sensor.get_temp())
  
          sum = 0.0
          for temp in self.history:
              sum += temp
  
          average = sum / len(self.history)
  
          self.report(average)
  
      def report(self, temp):
          for observer in self.observers:
              requests.post(observer, json={"temp": temp})
  
new_contents: import time
  
  import requests
  
  
  class TemperatureMonitor:
      def __init__(self, temperature_sensor, interval=60, smoothing=5, observers=()):
          self.temperature_sensor = temperature_sensor
          self.interval = interval
          self.smoothing = smoothing
          self.observers = observers
          self.history = []
  
      def run(self):
          while True:
              self.check_temp()
              time.sleep(self.interval)
  
      def check_temp(self):
          self.history = self.history[:self.smoothing-1]
          self.history.insert(0,self.temperature_sensor.get_temp())
  
          sum = 0.0
          for temp in self.history:
              sum += temp
  
          average = sum / len(self.history)
  
          self.report(average)
  
      def report(self, temp):
          for observer in self.observers:
              requests.post(observer, json={"temp": temp})
  
subject: Add New Temps to Beginning