input: 
  def print_even_numbers(my_list: List[int]) -> None:
      """ Iterate over a list of numbers and print only the even numbers.
      >>> print_even_numbers([1, 2, 3, 4, 5, 6, 7, 8, 9, 10])
      2
      4
      6
      8
      10
      """
      for num in my_list:
          if num % 2 == 0:
              print(num)
  
output:     for num in my_list:
          if num % 2 == 0:
              print(num)