input: Write a function to reverse a given list of elements. The function should take a list as input and return the reversed list.
  def reverse_list(input_list): 
      return input_list[::-1]
  
  assert reverse_list([1, 2, 3, 4, 5]) == [5, 4, 3, 2, 1]
  assert reverse_list([10, 20, 30, 40]) == [40, 30, 20, 10]
  assert reverse_list([]) == []
output: def reverse_list(input_list): 
      return input_list[::-1]