new_contents: import timeit
  
  # using setitem
  t = timeit.Timer("print 'main statement'", "print 'setup'")
  
  print 'TIMEIT:'
  print t.timeit(2)
  
  print 'REPEAT:'
  print t.repeat(3, 2)import timeit
  
  # using setitem
  t = timeit.Timer("print 'main statement'", "print 'setup'")
  
  print 'TIMEIT:'
  print t.timeit(2)
  
  print 'REPEAT:'
  print t.repeat(3, 2)
  
subject: Create timeitExperiment.py