def initialize_board(self): # Initialize an 8x8 grid with None board = [[None]*8 for _ in range(8)] # Place checkers for row in range(3): for col in range(8): if (row + col) % 2 != 0: board[row][col] = Checker('black') for row in range(5, 8): for col in range(8): if (row + col) % 2 != 0: board[row][col] = Checker('white') return board