class AlphaGoPlayer():
def __init__(self, init_state, seed, player):
self.game = GoGame(init_state) # THe Go Game class
#THERE IS NO init state
# self.init_state = init_state
self.seed = seed
self.player = player
def get_action(self, cur_state, opponent_action):
# State is the board
#Do we have to play oppenent's action ? why don't we get the played board then ?
#This above step is wasting time.
#Run the opponent's move
cur_board = self.game.get_next_state(cur_state, -1 * self.player,
opponent_action)
#Get the possible actions
possible_actions = self.game.get_valid_moves(cur_board, self.player)
# ADDITIONAL LOGIC IF POSSIBLE ACTIONS SHAPED INCORRECTLY
# # print(actions)
# selected_action = None
# possible_actions = []
# for action , indicator in enumerate(actions):
# if indicator == 1:
# # selected_action = action
# # break
# possible_actions.append(action)
#can possible actions be null ? or will resign already be in there ?
high_score = 0
greedy_action = None
for action in possible_actions:
new_board = self.game.get_next_state(cur_board, self.player,
action)
score = self.game.get_score(new_board, self.player)
if score >= high_score: # Modify if multiple high scores
greedy_action = action # The greedy action
# assuming best action isn't None and resign and pass will be in the possible actions
#No need for final board
final_board = self.game.get_next_state(cur_board, self.player,
greedy_action)
return greedy_action
from go_game import GoGame
import numpy
import sys
numpy.set_printoptions(threshold=sys.maxsize)
if __name__ == "__main__":
game = GoGame(13, 5.5)
board = game.get_starting_board()
player = -1
while True:
if game.get_game_ended(board, player):
break
actions = game.get_valid_moves(board, player)
actions[-1] = 0
selected_action = None
possible_actions = []
for action, indicator in enumerate(actions):
if indicator == 1:
possible_actions.append(action)
if len(possible_actions) > 0:
selected_action = random.choice(possible_actions)
else:
selected_action = game.get_action_space_size() - 1
board = game.get_next_state(board, player, selected_action)
print(selected_action)