18         def stress_event():  function
21         stressor = stress.CountedStressor(stress_event)
28         def stress_event():  function
32         stressor = stress.CountedStressor(stress_event,
40         def stress_event():  function
47         stressor = stress.CountedStressor(stress_event, on_exit=on_exit)
54         def stress_event():  function
61         stressor = stress.CountedStressor(stress_event, on_exit=on_exit)
76         def stress_event():  function
79         stressor = stress.CountedStressor(stress_event)
96         def stress_event():  function
100         stressor = stress.ControlledStressor(stress_event)
113         def stress_event():  function
116         stressor = stress.CountedStressor(stress_event)