old_contents: import demo
  
  
  def test_echo():
      msg = 'This is a simple message!'
      echoed = demo.echo(msg)
      assert type(echoed) == str
      assert echoed == msg
  
  
  def test_now():
      today = demo.now()
      assert type(today) == dict
  
  
  def test_addition():
      sum = demo.addition(5, 6)
      assert type(sum) == int
      assert sum == 11
  
new_contents: import demo
  
  
  def test_echo():
      msg = 'This is a simple message!'
      echoed = demo.echo(msg)
      assert type(echoed) == str
      assert echoed == msg
  
  
  def test_now():
      today = demo.now()
      assert type(today) == dict
  
  
  def test_addition():
      sum = demo.addition(5, 6)
      assert type(sum) in (int, long)
      assert sum == 11
  
subject: fix test for py27, long is converted to long