input: 
  import random
  
  def shuffle_list(lst):
      """
      Shuffle a given list randomly.
      >>> shuffle_list([1, 2, 3, 4, 5])
      [3, 1, 5, 2, 4]  # Output can vary as it's random
      """
      random.seed()
      random.shuffle(lst)
      return lst
  
output:     random.seed()
      random.shuffle(lst)
      return lst