old_contents: #!/usr/bin/env python
  import time
  
  def nagios_from_file(results_file):
      """Returns a nagios-appropriate string and return code obtained by
      parsing the desired file on disk. The file on disk should be of format
  
      %s|%s % (timestamp, nagios_string)
  
      This file is created by various nagios checking cron jobs such as
      check-rabbitmq-queues and check-rabbitmq-consumers"""
  
      data = open(results_file).read().strip()
      pieces = data.split('|')
  
      if not len(pieces) == 4:
          state = 'UNKNOWN'
          ret = 3
          data = "Results file malformed"
      else:
          timestamp = int(pieces[0])
  
          time_diff = time.time() - timestamp
          if time_diff > 60 * 2:
              ret = 3
              state = 'UNKNOWN'
              data = "Results file is stale"
          else:
              ret = int(pieces[1])
              state = pieces[2]
              data = pieces[3]
  
      return (ret, "%s: %s" % (state, data))
  
  
new_contents: #!/usr/bin/env python
  import time
  
  # Avoid requiring the typing module to be installed
  if False: from typing import Tuple
  
  def nagios_from_file(results_file):
      # type: (str) -> Tuple[int, str]
      """Returns a nagios-appropriate string and return code obtained by
      parsing the desired file on disk. The file on disk should be of format
  
      %s|%s % (timestamp, nagios_string)
  
      This file is created by various nagios checking cron jobs such as
      check-rabbitmq-queues and check-rabbitmq-consumers"""
  
      data = open(results_file).read().strip()
      pieces = data.split('|')
  
      if not len(pieces) == 4:
          state = 'UNKNOWN'
          ret = 3
          data = "Results file malformed"
      else:
          timestamp = int(pieces[0])
  
          time_diff = time.time() - timestamp
          if time_diff > 60 * 2:
              ret = 3
              state = 'UNKNOWN'
              data = "Results file is stale"
          else:
              ret = int(pieces[1])
              state = pieces[2]
              data = pieces[3]
  
      return (ret, "%s: %s" % (state, data))
  
  
subject: Annotate cron_file_helper.