input: Write a function that prints out the numbers from 1 to 50.
  
  def print_numbers():
      for i in range(1, 51):
          print(i)
  
  assert print_numbers() is None # Output is printed to console, function returns None
  assert print_numbers() is None 
output: def print_numbers():
      for i in range(1, 51):
          print(i)