old_contents: import nose.tools
  from source import * 
  
  
  
  def test_game_board_returns_a_list():
      board = Game_Board()
      board_right_now = getattr(board, 'current_board')
      test = all(isinstance(row, list) for row in board_right_now)
      assert test ==  True
  
new_contents: import nose.tools
  from source.game_board import * 
  
  
  
  def test_game_board_returns_a_list():
      board = Game_Board()
      board_right_now = getattr(board, 'current_board')
      test = all(isinstance(row, list) for row in board_right_now)
      assert test ==  True
  
subject: fix import error in first test