input: 
  def rewrite_code_in_python(arr: List[int]) -> None:
      """
      This function takes a list of integers and prints each element of the list
      multiplied by 2. This task is originally described in JavaScript but
      should be rewritten in Python.
      
      >>> rewrite_code_in_python([1, 2, 3, 4, 5])
      2
      4
      6
      8
      10
      """
  
output:     for num in arr:
          print(num * 2)