input: 
  import random
  
  def shuffle_list(lst: list) -> list:
      """ Shuffle a given list.
      >>> shuffle_list([1, 2, 3, 4, 5])
      [3, 1, 5, 4, 2]
      >>> shuffle_list(['a', 'b', 'c', 'd'])
      ['b', 'd', 'a', 'c']
      >>> shuffle_list([])
      []
      """
      # Initialize the random number generator
      random.seed()
  
      # Shuffle the list
      random.shuffle(lst)
  
      # Return the list
      return lst
  
output:     return lst