def handle_play(self, args):
try:
colour_s, vertex_s = args[:2]
except ValueError:
gtp_engine.report_bad_arguments()
colour = gtp_engine.interpret_colour(colour_s)
move = gtp_engine.interpret_vertex(vertex_s, self.board_size)
if move is None:
self.simple_ko_point = None
self.move_history.append(History_move(colour, None))
return
row, col = move
try:
self.simple_ko_point = self.board.play(row, col, colour)
self.simple_ko_player = opponent_of(colour)
except ValueError:
raise GtpError("illegal move")
self.move_history.append(History_move(colour, move))
def handle_set_free_handicap(self, args):
max_points = handicap_layout.max_free_handicap_for_board_size(
self.board_size)
if not 2 <= len(args) <= max_points:
raise GtpError("invalid number of stones")
if not self.board.is_empty():
raise GtpError("board not empty")
try:
for vertex_s in args:
move = gtp_engine.interpret_vertex(vertex_s, self.board_size)
if move is None:
raise GtpError("'pass' not permitted")
row, col = move
try:
self.board.play(row, col, 'b')
except ValueError:
raise GtpError("engine error: %s is occupied" % vertex_s)
except Exception:
self.reset()
raise
self.set_history_base(self.board.copy())
self.handicap = len(args)
self.simple_ko_point = None
