def main():
board = Board()
try:
while True:
main_loop(board)
except GameOver, go:
if go.status == GameOver.CANNOT_PUT:
if go.looser == 'human':
print u'＼(^o^)／'
else:
print 'you win!'
elif go.status == GameOver.COMPLETE:
human = 0
for row, col in iter_points():
if board.get(row, col) == BLACK:
human += 1
all_count = 8 * 8
print 'Result human:%d computer:%d' % (human, all_count - human)
if human > all_count // 2:
print 'you win!'
elif human == half // 2:
print 'draw...'
else:
print u'＼(^o^)／'
else:
assert False
def test_init(self):
game = Othello(4)
self.assertEqual(game.board, Board(4))
self.assertEqual(game.active_color, 'black')
game = Othello(8)
self.assertEqual(game.board, Board(8))
self.assertEqual(game.active_color, 'black')
def evaluate(db, model):
s = 0.0
n = 0.0
for moves, result in db.games:
if np.random.rand() > 0.1:
continue
b = Board()
for p, r, c in moves:
b.flip(r, c, p)
s += (model(b) - result) * (model(b) - result)
n += 1.0
return (n, math.sqrt(s / n))
def test_init(self):
board = Board(4)
finder = flipFinder(board.size, board.positions, 'white')
self.assertEqual(finder.size, board.size)
self.assertEqual(finder.positions, board.positions)
self.assertEqual(finder.color, 'white')
board = Board(8)
finder = flipFinder(board.size, board.positions, 'black')
self.assertEqual(finder.size, board.size)
self.assertEqual(finder.positions, board.positions)
self.assertEqual(finder.color, 'black')
def test_init(self):
board = Board(4)
self.assertEqual(board.size, 4)
self.assertEqual(board.center, Point(1, 1))
self.assertEqual(board.positions, INITIALIZED_4X4_BOARD)
self.assertEqual(board.black_tiles, 2)
self.assertEqual(board.white_tiles, 2)
board = Board(8)
self.assertEqual(board.size, 8)
self.assertEqual(board.center, Point(3, 3))
self.assertEqual(board.positions, INITIALIZED_8X8_BOARD)
self.assertEqual(board.black_tiles, 2)
self.assertEqual(board.white_tiles, 2)
def test_find_flips_se(self):
# Set up move validators for black and white
board = Board(8)
board.record_tile(Point(5, 3), 'white')
board.record_tile(Point(5, 2), 'white')
board.record_tile(Point(6, 1), 'black')
board.record_tile(Point(6, 0), 'white')
board.record_tile(Point(7, 5), 'white')
flips_w = flipFinder(board.size, board.positions, 'white')
flips_b = flipFinder(board.size, board.positions, 'black')
# Test good input (1+ tiles flipped)
one_flip = flips_w.find_flips_se(Point(3, 5))
three_flips = flips_b.find_flips_se(Point(2, 5))
self.assertEqual(one_flip, [Point(4, 4)])
self.assertEqual(three_flips, [Point(3, 4), Point(4, 3), Point(5, 2)])
# Test bad input (moves with no valid flips:
# 1. Hits friendly tile without finding opposing tiles, or
# 2. Hits edge of board or empty square without finding friendly tile
# 3. Move is outside the board
friendly_tile = flips_b.find_flips_se(Point(3, 5))
empty_space = flips_w.find_flips_se(Point(2, 4))
edge_south = flips_b.find_flips_se(Point(5, 1))
edge_east = flips_b.find_flips_se(Point(6, 6))
outside = flips_w.find_flips_se(Point(-100, 100))
self.assertEqual(friendly_tile, [])
self.assertEqual(empty_space, [])
self.assertEqual(edge_south, [])
self.assertEqual(edge_east, [])
self.assertEqual(outside, [])
def test_initialize_positions(self):
board = Board(4)
expected_output = INITIALIZED_4X4_BOARD
self.assertEqual(board.initialize_positions(), expected_output)
board = Board(8)
expected_output = INITIALIZED_8X8_BOARD
self.assertEqual(board.initialize_positions(), expected_output)
board = Board(0)
expected_output = []
self.assertEqual(board.initialize_positions(), expected_output)
def test_find_center(self):
board = Board(4)
center = board.find_center()
self.assertEqual(center, Point(1, 1))
board = Board(8)
center = board.find_center()
self.assertEqual(center, Point(3, 3))
board = Board(12)
center = board.find_center()
self.assertEqual(center, Point(5, 5))
def print_board(board : othello.Board)->None:
print("White total: %d\tBlack total: %d" % (board.num_white_pieces, board.num_black_pieces))
print(" -", end="")
for i in range(board.cols):
print((i + 1), end="")
print("-")
for y in range(board.rows):
print("%0d|" % (y + 1), end="")
for x in range(board.cols):
board_piece = board.piece_at(othello.Point(x,y))
if board_piece == othello.Piece.WHITE:
print("W", end="")
elif board_piece == othello.Piece.BLACK:
print("B", end="")
else:
print("-", end="")
print("|")
print(" ", end="")
for _ in range(board.cols + 2):
print("-", end="")
print()
def validate(db):
import random
for moves, result in db.games:
if random.random() < 0.9:
continue
b = Board()
for p, r, c in moves:
assert b.is_feasible(r, c, p)
b.flip(r, c, p)
black_score = b.score(Board.BLACK)
white_score = b.score(Board.WHITE)
score = black_score
if b.score(Board.BLACK) > b.score(Board.WHITE):
score = b.score(Board.BLANK) + black_score
assert result in (black_score - white_score, 2 * score - 64)
def test_find_flips_all(self):
# Set up a testable board
board = Board(8)
board.record_tile(Point(2, 2), 'white')
board.record_tile(Point(5, 4), 'black')
board.record_tile(Point(6, 5), 'black')
board.record_tile(Point(7, 5), 'white')
board.record_tile(Point(6, 6), 'white')
board.record_tile(Point(5, 6), 'black')
board.record_tile(Point(5, 7), 'black')
board.record_tile(Point(4, 6), 'black')
flips_b = flipFinder(board.size, board.positions, 'white')
# Test good input (a move that results in a variety of flips or lack
# thereof in each direction)
test_move = flips_b.find_flips_all(Point(5, 5))
expected_outcome = [Point(6, 5), Point(4, 4), Point(3, 3)]
self.assertEqual(test_move, expected_outcome)
# Test behavior for a move outside of the board
outside_board_test = flips_b.find_flips_all(Point(100, 100))
self.assertEqual(outside_board_test, [])
def test_get_initial_tiles_to_draw(self):
expected_outcome = [(Point(-4, -25), 'black'), (Point(46,
-25), 'white'),
(Point(46, 25), 'black'), (Point(-4, 25), 'white')]
board = Board(4)
tiles = board.get_initial_tiles_to_draw()
self.assertEqual(tiles, expected_outcome)
board = Board(8)
tiles = board.get_initial_tiles_to_draw()
self.assertEqual(tiles, expected_outcome)
def main():
main_board = Board({
(half_x, half_y): Color.black,
(half_x, half_y + 1): Color.white,
(half_x + 1, half_y): Color.white,
(half_x + 1, half_y + 1): Color.black
})
return render_template('othello.html',
board_x_size=Board.board_x_size,
board_y_size=Board.board_y_size,
stone_dict=main_board.get_stone_dict(),
put_dict=main_board.get_put_dict(Color.black),
status_dict=main_board.get_status_dict(),
is_finish=main_board.is_finish(),
Color=Color)
def perft(b: othello.Board, c: othello.Color, depth: int, passed: bool):
if (depth == 0): return 1
moves = b.get_moves(c)
# moves1 = b.old_get_moves(c)
# if moves != moves1:
# print(b.pretty())
# print(c.value, moves)
# print(c.value, moves1)
# print()
if len(moves) == 0:
if passed: return 1
return perft(b, c.opp(), depth - 1, True)
nodes = 0
for m in moves:
b1 = copy.deepcopy(b)
b1.make_move(m, c)
nodes += perft(b1, c.opp(), depth - 1, True)
return nodes
def _alpha_beta_search(self, board, player, alpha, beta, depth,
is_maximizing_player):
if board.is_terminal_state() or depth == 0:
return self._evaluator(board), None
act = None
if is_maximizing_player:
r = AlphaBeta.MIN_VAL
else:
r = AlphaBeta.MAX_VAL
actions = board.feasible_pos(player)
opponent = Board.opponent(player)
if len(actions) > 0:
for i, j in actions:
with board.flip2(i, j, player):
v, _ = self._alpha_beta_search(board, opponent, alpha,
beta, depth - 1,
not is_maximizing_player)
if is_maximizing_player:
if r < v:
act = (i, j)
alpha = max(v, alpha)
r = max(r, v)
else:
if r > v:
act = (i, j)
beta = min(v, beta)
r = min(r, v)
if alpha >= beta:
break
else:
r, _ = self._alpha_beta_search(board, opponent, alpha, beta, depth,
not is_maximizing_player)
return r, act
def step_impl(context):
context.board = Board()
def _read_thor_file(self, file_name):
file_header_size = 16
record_header_size = 8
shots = 60
record_size = 68
games = []
with open(file_name, "rb") as f:
c = f.read()
board_size = _byte_to_int(c[12])
if board_size == 8 or board_size == 0:
for i in xrange(file_header_size, len(c), record_size):
moves = []
b = Board()
player = Board.BLACK
black_score = _byte_to_int(c[i + 6])
for j in xrange(record_header_size, record_size):
play = _byte_to_int(c[i + j])
if play > 0:
column = (play % 10) - 1
row = (play // 10) - 1
if not b.is_feasible(row, column, player):
player = Board.opponent(player)
moves.append((player, row, column))
b.flip(row, column, player)
player = Board.opponent(player)
score = b.score(Board.BLACK)
if b.score(Board.BLACK) > b.score(Board.WHITE):
score += b.score(Board.BLANK)
if score == black_score:
games.append((moves, black_score * 2 - 64))
else:
self.inconsistencies += 1
return games
boards = [mem["states"][i] for i in indexes]
actions = idx2onehot([mem["actions"][i] for i in indexes])
rewards = [mem["rewards"][i] for i in indexes]
return np.array(boards).reshape(
(size, boardDim)), actions, np.array(rewards)
reset_graph()
batchSize = 32
epochs = 100
gamma = 0.99
boardDim = 8 * 8
hLayersDim = [128, 256, 128]
b = Board()
p = buildGraph(boardDim, tf.float32, hLayersDim)
replayMemory = {"states": [], "actions": [], "rewards": []}
losses = []
with tf.Session() as sess:
sess.run(tf.global_variables_initializer())
for j in range(epochs):
for i in range(batchSize):
boards, moves, rewards = playGame(b, gamma)
replayMemory["states"].extend(boards)
replayMemory["actions"].extend(moves)
replayMemory["rewards"].extend(rewards)
boards, actions, rewards = sampleBatch(replayMemory, batchSize)
from flask import Flask
from flask import render_template, flash
from othello import Board, Color
app = Flask(__name__)
# 初期マップ
half_x = Board.board_x_size // 2
half_y = Board.board_y_size // 2
main_board = Board({
(half_x, half_y): Color.black,
(half_x, half_y + 1): Color.white,
(half_x + 1, half_y): Color.white,
(half_x + 1, half_y + 1): Color.black
})
@app.route('/')
def main():
main_board = Board({
(half_x, half_y): Color.black,
(half_x, half_y + 1): Color.white,
(half_x + 1, half_y): Color.white,
(half_x + 1, half_y + 1): Color.black
})
return render_template('othello.html',
board_x_size=Board.board_x_size,
board_y_size=Board.board_y_size,
stone_dict=main_board.get_stone_dict(),
put_dict=main_board.get_put_dict(Color.black),
status_dict=main_board.get_status_dict(),
# -*- coding: utf-8 -*-
import sys
sys.path.append("../")
import os
from flask import Flask, request, send_from_directory, jsonify
import json
from othello import Board
from value import ModelScorer, ScorerWrapper
from ai import Bot
board = Board()
model_file = "../model/model.cpt.npy.6"
scorer = ModelScorer(model_file)
black_bot = Bot(scorer, 4, 10, Board.BLACK)
white_bot = Bot(scorer, 4, 10, Board.WHITE)
role_mapping = {
"black": (black_bot, Board.BLACK),
"white": (white_bot, Board.WHITE)
}
def _opponent(role):
if role == Board.BLACK:
return Board.WHITE, "white"
else:
return Board.BLACK, "black"
def self_play(n, model):
b = Board()
for t in xrange(1, n+1):
b.init_board()
p = Board.BLACK
while not b.is_terminal_state():
options = b.feasible_pos(p)
vals = []
if len(options) > 0:
for i,j in options:
with b.flip2(i, j, p):
if b.is_terminal_state():
vals.append(b.score(Board.BLACK) - b.score(Board.WHITE))
else:
vals.append(model(b))
(a0, a1), v = epsilon_greedy(0.07, options, vals, p == Board.BLACK)
model.update(b, v)
b.flip(a0, a1, p)
p = Board.opponent(p)
if t % 100 == 0:
logging.info("Number of games played: {}".format(t))
logging.info(b.cache_status())
if t % 1000 == 0:
model.save("./model/model.cpt")
model.save("./model/model.cpt")
from othello import Board, Color
# ここからがメイン部分だよ
half_x = Board.board_x_size // 2
half_y = Board.board_y_size // 2
main_board = Board({
(half_x, half_y): Color.black,
(half_x, half_y + 1): Color.white,
(half_x + 1, half_y): Color.white,
(half_x + 1, half_y + 1): Color.black
})
while True:
print(main_board.get_string())
print(main_board.get_status_dict())
if main_board.is_finish():
print("おしまい!")
exit(0)
# 自分の置ける石
player_dict = main_board.get_put_dict(Color.black)
print("今の●の置ける位置:")
print(player_dict)
if player_dict:
input_x = input("縦位置を入力してみてください(1～%d)：" % Board.board_x_size)
input_y = input("横位置を入力してみてください(1～%d)：" % Board.board_y_size)
if (int(input_x), int(input_y)) not in list(player_dict.keys()):
print("置けないのでやり直し！")
continue
def step_impl(context):
context.board = Board(initial_position=False)
def test_eq(self):
# Set up test boards with different attributes
board_one = Board(4)
board_two = Board(4)
board_three = Board(8)
board_four = Board(4)
board_four.center = Point(3, 3)
board_five = Board(4)
board_five.positions = INITIALIZED_8X8_BOARD
board_six = Board(4)
board_six.black_tiles = 10
board_seven = Board(4)
board_seven.white_tiles = 10
# Test for equality or lack thereof
self.assertEqual(board_one, board_two)
self.assertNotEqual(board_one, board_three)
self.assertNotEqual(board_one, board_four)
self.assertNotEqual(board_one, board_five)
self.assertNotEqual(board_one, board_six)
self.assertNotEqual(board_one, board_seven)
def test_is_full(self):
# Test for boards of size 4 and 8 that are completely full
board = Board(4)
board.white_tiles = 9
board.black_tiles = 7
self.assertTrue(board.is_full())
board = Board(8)
board.white_tiles = 40
board.black_tiles = 24
self.assertTrue(board.is_full())
# Test for boards of size 4 and 8 that have an open space
board = Board(4)
board.white_tiles = 8
board.black_tiles = 7
self.assertFalse(board.is_full())
board = Board(8)
board.white_tiles = 39
board.black_tiles = 24
self.assertFalse(board.is_full())
def test_is_a_square(self):
board = Board(4)
# Test for inside and outside of board range
self.assertTrue(board.is_a_square(Point(0, 0)))
self.assertTrue(board.is_a_square(Point(3, 3)))
self.assertTrue(board.is_a_square(Point(1, 2)))
self.assertFalse(board.is_a_square(Point(5, 0)))
self.assertFalse(board.is_a_square(Point(-1, 0)))
self.assertFalse(board.is_a_square(Point(0, 4)))
self.assertFalse(board.is_a_square(Point(0, -1)))
board = Board(8)
# Test for inside and outside of board range
self.assertTrue(board.is_a_square(Point(0, 0)))
self.assertTrue(board.is_a_square(Point(7, 7)))
self.assertTrue(board.is_a_square(Point(1, 2)))
self.assertFalse(board.is_a_square(Point(8, 0)))
self.assertFalse(board.is_a_square(Point(-1, 0)))
self.assertFalse(board.is_a_square(Point(0, 8)))
self.assertFalse(board.is_a_square(Point(0, -1)))
def test_is_empty_square(self):
# Set up a board with various tiles
board = Board(4)
board.record_tile(Point(3, 1), 'black')
board.record_tile(Point(2, 2), 'white')
board.record_tile(Point(2, 0), 'black')
# Test for empty and non-empty sauares
self.assertTrue(board.is_empty_square(Point(0, 2)))
self.assertTrue(board.is_empty_square(Point(2, 3)))
self.assertTrue(board.is_empty_square(Point(1, 3)))
self.assertFalse(board.is_empty_square(Point(3, 1)))
self.assertFalse(board.is_empty_square(Point(2, 2)))
self.assertFalse(board.is_empty_square(Point(2, 0)))
# Test for postions outside of board
self.assertFalse(board.is_empty_square(Point(5, 0)))
self.assertFalse(board.is_empty_square(Point(-1, 0)))
self.assertFalse(board.is_empty_square(Point(0, 4)))
self.assertFalse(board.is_empty_square(Point(0, -1)))
def test_record_tile(self):
board = Board(4)
# Inputs that result in a tile placement
board.record_tile(Point(1, 3), 'white')
board.record_tile(Point(0, 2), 'black')
board.record_tile(Point(1, 2), 'black')
# Inputs that don't result in a tile placement
board.record_tile(Point(4, 3), 'white')
board.record_tile(Point(1, 1), 'black')
board.record_tile(Point(-1, 3), 'black')
board.record_tile(Point(0, 5), 'black')
board.record_tile(Point(0, -1), 'white')
board.record_tile(Point(1, 2), 'red')
expected_output = [[0, 0, 'black', 0], [0, 'black', 'black', 'white'],
[0, 'white', 'black', 0], [0, 0, 0, 0]]
self.assertEqual(board.positions, expected_output)
self.assertEqual(board.black_tiles, 4)
self.assertEqual(board.white_tiles, 2)
board = Board(8)
# Inputs that result in a tile placement
board.record_tile(Point(6, 2), 'white')
board.record_tile(Point(0, 7), 'black')
board.record_tile(Point(3, 4), 'black')
# Inputs that don't result in a tile placement
board.record_tile(Point(3, 3), 'black')
board.record_tile(Point(8, 3), 'white')
board.record_tile(Point(-1, 3), 'black')
board.record_tile(Point(0, 10), 'black')
board.record_tile(Point(0, -1), 'white')
board.record_tile(Point(2, 4), 'green')
expected_output = [[0, 0, 0, 0, 0, 0, 0, 'black'],
[0, 0, 0, 0, 0, 0, 0, 0], [0, 0, 0, 0, 0, 0, 0, 0],
[0, 0, 0, 'black', 'black', 0, 0, 0],
[0, 0, 0, 'white', 'black', 0, 0, 0],
[0, 0, 0, 0, 0, 0, 0, 0],
[0, 0, 'white', 0, 0, 0, 0, 0],
[0, 0, 0, 0, 0, 0, 0, 0]]
self.assertEqual(board.positions, expected_output)
self.assertEqual(board.black_tiles, 4)
self.assertEqual(board.white_tiles, 2)
def test_convert_turtle_to_square(self):
board = Board(4)
# Testing function normally
# Good inputs
square_one = board.convert_turtle_to_square(Point(-27, -74))
square_two = board.convert_turtle_to_square(Point(0, 0))
# Bad inputs - point is outside of the board in various ways
square_three = board.convert_turtle_to_square(Point(-101, 50))
square_four = board.convert_turtle_to_square(Point(101, 50))
square_five = board.convert_turtle_to_square(Point(50, 101))
square_six = board.convert_turtle_to_square(Point(50, -101))
self.assertEqual(square_one, Point(1, 0))
self.assertEqual(square_two, Point(2, 2))
self.assertIsNone(square_three)
self.assertIsNone(square_four)
self.assertIsNone(square_five)
self.assertIsNone(square_six)
# Testing reverse version of function
# Good inputs
turtle_one = board.convert_turtle_to_square(Point(0, 0), 'r')
turtle_two = board.convert_turtle_to_square(Point(3, 1), 'r')
# Bad inputs - point is outside of the board in various ways
turtle_three = board.convert_turtle_to_square(Point(4, 0), 'r')
turtle_four = board.convert_turtle_to_square(Point(-1, 0), 'r')
turtle_five = board.convert_turtle_to_square(Point(0, 4), 'r')
turtle_six = board.convert_turtle_to_square(Point(0, -1), 'r')
self.assertEqual(turtle_one, Point(-54, -75))
self.assertEqual(turtle_two, Point(96, -25))
self.assertIsNone(turtle_three)
self.assertIsNone(turtle_four)
self.assertIsNone(turtle_five)
self.assertIsNone(turtle_six)
board = Board(8)
# Testing function normally
# Good inputs
square_one = board.convert_turtle_to_square(Point(199, -101))
square_two = board.convert_turtle_to_square(Point(-199, 158))
# Bad inputs - point is outside of the board in various ways
square_three = board.convert_turtle_to_square(Point(201, 0))
square_four = board.convert_turtle_to_square(Point(-201, 0))
square_five = board.convert_turtle_to_square(Point(0, 201))
square_six = board.convert_turtle_to_square(Point(0, -201))
self.assertEqual(square_one, Point(7, 1))
self.assertEqual(square_two, Point(0, 7))
self.assertIsNone(square_three)
self.assertIsNone(square_four)
self.assertIsNone(square_five)
self.assertIsNone(square_six)
# Testing reverse version of function
# Good inputs
turtle_one = board.convert_turtle_to_square(Point(7, 5), 'r')
turtle_two = board.convert_turtle_to_square(Point(5, 7), 'r')
# Bad inputs - point is outside of the board in various ways
turtle_three = board.convert_turtle_to_square(Point(8, 1), 'r')
turtle_four = board.convert_turtle_to_square(Point(-1, 0), 'r')
turtle_five = board.convert_turtle_to_square(Point(6, 8), 'r')
turtle_six = board.convert_turtle_to_square(Point(6, -1), 'r')
self.assertEqual(turtle_one, Point(196, 75))
self.assertEqual(turtle_two, Point(96, 175))
self.assertIsNone(turtle_three)
self.assertIsNone(turtle_four)
self.assertIsNone(turtle_five)
self.assertIsNone(turtle_six)
