text: import time
  
  def beautiful_int(n: int, sep=' '):
      return '{:,}'.format(n).replace(',', sep)
  
  def experiment(fct, duration=2, **arguments):
      st = et = time.time()
      i = 0
      while et - st < duration:
          fct(**arguments)
          i += 1
          et = time.time()
      print(f'{fct.__name__}: {beautiful_int(int(i/duration))!s} run/s')