new_contents: import time
  
  from examples.common import print_devices
  
  import blivet
  from blivet.events.manager import event_manager
  from blivet.util import set_up_logging
  
  
  def print_changes(event, changes):
      print("***", event)
      for change in changes:
          print("***", change)
      print("***")
      print()
  
  set_up_logging(console_logs=["blivet.event"])
  b = blivet.Blivet()  # create an instance of Blivet
  b.reset()  # detect system storage configuration
  print_devices(b)
  
  event_manager.notify_cb = print_changes
  event_manager.enable()
  
  while True:
      time.sleep(0.5)
  
subject: Add an example of event monitoring.