text: """Performance test that has been instrumental in collection optimizations"""
  
  import cProfile
  
  from qsum import checksum
  
  
  def main():
      """main method"""
      long_list = list(range(0, 1000000))
      print(checksum(long_list).hex())
  
  
  if __name__ == "__main__":
      cProfile.run('main()')
  