old_contents: from __future__ import division, print_function, unicode_literals
  from capstone.game import Connect4 as C4
  
  
  def load_instance(instance):
      '''
      Loads a position from the UCI Connect 4 database:
  
      https://archive.ics.uci.edu/ml/machine-learning-databases/connect-4/connect-4.names
  
      Returns a tuple with an instance of a Connect4 game with that position, and the
      outcome for the first player under perfect play.
      '''
      tokens = instance.split(',')
      cells = tokens[:-1]
      outcome = tokens[-1]
      cell_map = {'x': 'X', 'o': 'O', 'b': '-'}
      board = [[' '] * C4.COLS for row in range(C4.ROWS)]
      for ix, cell in enumerate(cells):
          row = C4.ROWS - (ix % C4.ROWS) - 1
          col = ix // C4.ROWS
          board[row][col] = cell_map[cell]
      return C4(board), outcome
  
new_contents: from __future__ import division, print_function, unicode_literals
  from capstone.game import Connect4 as C4
  
  
  def load_instance(instance):
      '''
      Loads a position from the UCI Connect 4 database:
  
      https://archive.ics.uci.edu/ml/machine-learning-databases/connect-4/connect-4.names
  
      Returns a tuple with an instance of a Connect4 game with that position, and the
      outcome for the first player under perfect play.
      '''
      instance = instance.rstrip()
      tokens = instance.split(',')
      cells = tokens[:-1]
      outcome = tokens[-1]
      cell_map = {'x': 'X', 'o': 'O', 'b': '-'}
      board = [[' '] * C4.COLS for row in range(C4.ROWS)]
      for ix, cell in enumerate(cells):
          row = C4.ROWS - (ix % C4.ROWS) - 1
          col = ix // C4.ROWS
          board[row][col] = cell_map[cell]
      return C4(board), outcome
  
subject: Remove trailing line break from C4 UCI instance