message: xrange() was removed from Python on 1/1/2020
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diff: @@ -77,7 +77,7 @@ class SavingBenchmarks(test.Benchmark):
  def _run(self, func, num_iters, execution_mode=None):
  func()
  start = time.time()
  - for _ in xrange(num_iters):
  + for _ in range(num_iters):
  func()
  end = time.time()
  mean_us = (end - start) * 1e6 / num_iters
  