input: Write a function to shuffle a given list in Python. The function should use the random module to shuffle the list and return the shuffled list. The function should be named shuffle_list and take a list as an input parameter.
  assert shuffle_list([1, 2, 3, 4, 5])!= [1, 2, 3, 4, 5]
  assert shuffle_list([])== []
output: import random
  
  def shuffle_list(lst):
      random.shuffle(lst)
      return lst