text: alert_failure_count = 0
  
  def alert_in_celcius(farenheit):
      celcius = (farenheit - 32) * 5 / 9
      returnCode = network_alert_stub(celcius)
      if returnCode != 200:
          # non-ok response is not an error! Issues happen in life!
          # let us keep a count of failures to report
          # However, this code doesn't count failures!
          # Add a test below to catch this bug. Alter the stub above, if needed.
          global alert_failure_count
          alert_failure_count += 0
  
  def network_alert_stub(celcius):
      print(f'ALERT: Temperature is {celcius} celcius')
      # Return 200 for ok
      # Return 500 for not-ok
      # stub always succeeds and returns 200
      return 200
  
  
  alert_in_celcius(400.5)
  alert_in_celcius(303.6)
  print(f'{alert_failure_count} alerts failed.')
  assert(alert_failure_count>0)
  print('All is well (maybe!)')
  