code: def board_msg(self):
          
          board_str = "s\t\t"
          for i in xrange(self.board_width):
              board_str += str(i)+"\t"
          board_str = board_str.expandtabs(4)+"\n\n"
  
          for i in xrange(self.board_height):
              temp_line = str(i)+"\t\t"
              for j in xrange(self.board_width):
                  if self.info_map[i, j] == 9:
                      temp_line += "@\t"
                  elif self.info_map[i, j] == 10:
                      temp_line += "?\t"
                  elif self.info_map[i, j] == 11:
                      temp_line += "*\t"
                  elif self.info_map[i, j] == 12:
                      temp_line += "!\t"
                  else:
                      temp_line += str(self.info_map[i, j])+"\t"
              board_str += temp_line.expandtabs(4)+"\n"
  
          return board_str
docs: Structure a board as in print_board.