input: 
  def print_divisors(num: int) -> None:
      """ This function takes a number as input and prints all of its divisors.
      >>> print_divisors(10)
      The divisors of 10 are:
      1, 2, 5, 10
      >>> print_divisors(17)
      The divisors of 17 are:
      1, 17
      """
      divisors = []
      for i in range(1, num + 1):
          if num % i == 0:
              divisors.append(i)
      print('The divisors of', num, 'are:')
      print(*divisors, sep=', ')
  
output:     
      divisors = []
      for i in range(1, num + 1):
          if num % i == 0:
              divisors.append(i)
      print('The divisors of', num, 'are:')
      print(*divisors, sep=', ')
  