def main(_):
gpu_options = tf.GPUOptions(
per_process_gpu_memory_fraction=calc_gpu_fraction(FLAGS.gpu_fraction))
with tf.Session(config=tf.ConfigProto(gpu_options=gpu_options)) as sess:
config = get_config(FLAGS) or FLAGS
if config.env_type == 'simple':
env = SimpleGymEnvironment(config)
else:
env = GymEnvironment(config)
if not tf.test.is_gpu_available() and FLAGS.use_gpu:
raise Exception("use_gpu flag is true when no GPUs are available")
if not FLAGS.use_gpu:
config.cnn_format = 'NHWC'
agent = Agent(config, env, sess)
if FLAGS.mode == "train":
agent.train()
elif FLAGS.mode == "test":
agent.play()
elif FLAGS.mode == "ale":
agent.play2()
def main(_):
gpu_options = tf.GPUOptions(
per_process_gpu_memory_fraction=calc_gpu_fraction(FLAGS.gpu_fraction))
with tf.Session(config=tf.ConfigProto(gpu_options=gpu_options)) as sess:
config = get_config(FLAGS) or FLAGS # 通过config.py的get_config方法加载配置选项
if config.env_type == 'simple':
env = SimpleGymEnvironment(config)
else:
env = GymEnvironment(config)
if not tf.test.is_gpu_available(
) and FLAGS.use_gpu: # 如果能检查到就使用GPU；如果设置了使用GPU但是没有检测到GPU则报错。
raise Exception("use_gpu flag is true when no GPUs are available")
if not FLAGS.use_gpu:
config.cnn_format = 'NHWC' # 输入的格式：[batch, in_height, in_width, in_channels]
# 另一种数据输入格式NCHW：[batch, in_channels, in_height, in_width]
agent = Agent(config, env, sess) # 新建DQN的智能体
if FLAGS.is_train:
agent.train()
else:
agent.play() # 不进行训练（仅仅演示）
def main(_):
gpu_options = tf.GPUOptions(per_process_gpu_memory_fraction=0.7)
with tf.Session(config=tf.ConfigProto(gpu_options=gpu_options)) as sess:
K.set_session(sess)
config = get_config(FLAGS) or FLAGS
if config.env_type == 'simple':
env = SimpleGymEnvironment(config)
else:
env = GymEnvironment(config)
if not tf.test.is_gpu_available() and FLAGS.use_gpu:
raise Exception("use_gpu flag is true when no GPUs are available")
if not FLAGS.use_gpu:
config.cnn_format = 'NHWC'
# Create a single instance of Agent to be multi-threaded
agent = Agent(config, env, sess, threading.Lock())
if FLAGS.is_train:
init_threads(agent, config)
else:
agent.play(env)
def main(_):
config = tf.ConfigProto(allow_soft_placement=True,
log_device_placement=False)
config.gpu_options.allow_growth = True
#sess = tf.Session(config=config)
with tf.Session(config=config) as sess:
config = get_config(FLAGS) or FLAGS
if config.env_type == 'simple':
env = SimpleGymEnvironment(config)
else:
env = GymEnvironment(config)
if not tf.test.is_gpu_available() and FLAGS.use_gpu:
raise Exception("use_gpu flag is true when no GPUs are available")
if not FLAGS.use_gpu:
config.cnn_format = 'NHWC'
agent = Agent(config, env, sess)
if FLAGS.is_train:
agent.train()
else:
agent.play()
def main(_):
gpu_options = tf.GPUOptions(
per_process_gpu_memory_fraction=calc_gpu_fraction(FLAGS.gpu_fraction))
with tf.Session(config=tf.ConfigProto(gpu_options=gpu_options)) as sess:
config = get_config(FLAGS) or FLAGS
if config.env_type == 'simple':
env = SimpleGymEnvironment(config)
else:
env = GymEnvironment(config)
if FLAGS.cpu:
config.cnn_format = 'NHWC'
agent = Agent(config, env, sess)
if FLAGS.save_weight:
agent.save_weight_to_pkl()
if FLAGS.load_weight:
agent.load_weight_from_pkl(cpu_mode=FLAGS.cpu)
if FLAGS.is_train:
agent.train()
else:
agent.play()
def main(_):
gpu_options = tf.GPUOptions(
per_process_gpu_memory_fraction=calc_gpu_fraction(FLAGS.gpu_fraction))
with tf.Session(config=tf.ConfigProto(gpu_options=gpu_options)) as sess:
config = get_config(FLAGS) or FLAGS
if config.env_type == 'simple':
env = SimpleGymEnvironment(config)
else:
env = GymEnvironment(config)
ACPconfig = ACPConfig(env)
if not tf.test.is_gpu_available() and FLAGS.use_gpu:
raise Exception("use_gpu flag is true when no GPUs are available")
if not FLAGS.use_gpu:
config.cnn_format = 'NHWC'
# Becuase of code shittines, these steps should be after each other!
acpAgent = acp.acp(sess, ACPconfig)
agentDQN = Agent(config, env, acpAgent, sess)
acpAgent.setdir(agentDQN.model_dir)
sess.run(tf.initializers.global_variables())
# Load both models if exist any checkpoint
acpAgent.load()
agentDQN.load()
if FLAGS.is_train:
agentDQN.train()
else:
raise Exception('agentDQN.play() is Not Implemented')
agentDQN.play()
def init_threads(agent, config):
envs = [GymEnvironment(config) for _ in range(config.number_of_threads)]
actor_learner_threads = [
threading.Thread(target=worker, args=(agent, envs[i], i))
for i in range(config.number_of_threads)
]
# start each thread
for i in range(config.number_of_threads):
actor_learner_threads[i].start()
# wait for each thread to finish
for i in range(config.number_of_threads):
actor_learner_threads[i].join()
def main(_):
with tf.Session() as sess:
config = get_config(FLAGS) or FLAGS
env = GymEnvironment(config)
agent = Agent(config, env, sess)
if config.is_train:
agent.train()
else:
agent.play()
def main(_):
with tf.Session() as sess:
config = get_config(FLAGS) or FLAGS
if config.env_type == 'simple':
env = SimpleGymEnvironment(config)
else:
env = GymEnvironment(config)
config.cnn_format = 'NHWC'
agent = MyAgent(config, env, sess)
if FLAGS.is_train:
agent.train()
else:
agent.play()
def main(_):
gpu_options = tf.GPUOptions(
per_process_gpu_memory_fraction=calc_gpu_fraction(FLAGS.gpu_fraction))
with tf.Session(config=tf.ConfigProto(gpu_options=gpu_options)) as sess:
config = get_config(FLAGS) or FLAGS
env = GymEnvironment(config)
if not tf.test.is_gpu_available() and FLAGS.use_gpu:
raise Exception("use_gpu flag is true when no GPUs are available")
agent = Agent(config, env, sess)
if FLAGS.is_train:
agent.train()
else:
agent.play()
def main(_):
if FLAGS.gpu_fraction == "1/1":
FLAGS.gpu_fraction = "0.999/1.0"
gpu_options = tf.GPUOptions(
per_process_gpu_memory_fraction=calc_gpu_fraction(FLAGS.gpu_fraction))
with tf.Session(config=tf.ConfigProto(gpu_options=gpu_options)) as sess:
#Set ratio of usage for GPU or tensorflow would report error
#config = tf.ConfigProto()
#config.gpu_options.allow_growth = True
#with tf.Session(config=config) as sess:
config = get_config(FLAGS) or FLAGS
if config.env_type == 'simple':
env = SimpleGymEnvironment(config)
else:
env = GymEnvironment(config)
if FLAGS.poison:
config.poison_line = input("input the number of poison line:")
if not tf.test.is_gpu_available() and FLAGS.use_gpu:
raise Exception("use_gpu flag is true when no GPUs are available")
if not FLAGS.use_gpu:
config.cnn_format = 'NHWC'
agent = Agent(config, env, sess)
if FLAGS.is_train:
if FLAGS.poison:
agent.train_poison()
else:
agent.train()
else:
if FLAGS.poison:
agent.play_poison()
else:
agent.play()
def main(_):
parser = argparse.ArgumentParser(
formatter_class=argparse.ArgumentDefaultsHelpFormatter)
parser.add_argument('--seed', help='RNG seed', type=int, default=123)
parser.add_argument('--test', action="store_true")
parser.add_argument("--use-gpu", action="store_true")
parser.add_argument("--mode", help="Bonus mode", default="pixelcnn")
args = parser.parse_args()
config = tf.ConfigProto(allow_soft_placement=True,
log_device_placement=False)
config.gpu_options.allow_growth = True
with tf.Session(config=config) as sess:
config = get_config(args)
if config.env_type == 'simple':
env = SimpleGymEnvironment(config)
else:
env = GymEnvironment(config)
if not tf.test.is_gpu_available() and args.use_gpu:
raise Exception("use_gpu flag is true when no GPUs are available")
if args.mode == "pixelcnn":
from dqn.agent import Agent
agent = Agent(config, env, sess)
elif args.mode == "autoencoder":
from dqn.agent_model import Agent
agent = Agent(config, env, sess)
elif args.mode == "top-pixelcnn":
from dqn.agent_top import Agent
agent = Agent(config, env, sess)
else:
raise ValueError("No such mode")
print("CNN format", config.cnn_format)
if not args.test:
print("training ...")
agent.train()
else:
print("testing ...")
agent.play()
def main(_):
#设置每个进程所占用的GPU内存比例
gpu_options = tf.GPUOptions(
per_process_gpu_memory_fraction=calc_gpu_fraction(FLAGS.gpu_fraction))
with tf.Session(config=tf.ConfigProto(gpu_options=gpu_options)) as sess:
config = get_config(FLAGS) or FLAGS
if config.env_type == 'simple':
env = SimpleGymEnvironment(config)
else:
env = GymEnvironment(config)
if not FLAGS.use_gpu:
config.cnn_format = 'NHWC'
agent = Agent(config, env, sess)
if FLAGS.is_train:
agent.train()
else:
agent.play()
def main(_):
gpu_options = tf.GPUOptions(
per_process_gpu_memory_fraction=calc_gpu_fraction(FLAGS.gpu_fraction))
with tf.Session(config=tf.ConfigProto(gpu_options=gpu_options, allow_soft_placement=True, log_device_placement=True)) as sess:
# with tf.Session(config=tf.ConfigProto(gpu_options=gpu_options)) as sess:
config = get_config(FLAGS) or FLAGS
if config.env_type == 'simple':
env = SimpleGymEnvironment(config)
else:
env = GymEnvironment(config)
if not FLAGS.use_gpu:
config.cnn_format = 'NHWC'
with tf.device('/gpu:2'):
agent = Agent(config, env, sess)
if FLAGS.is_train:
agent.train()
else:
agent.play()
def main(_):
gpu_options = tf.GPUOptions(allow_growth=True, visible_device_list='0')
with tf.Session(config=tf.ConfigProto(gpu_options=gpu_options)) as sess:
config = get_config(FLAGS) or FLAGS
if config.env_type == 'simple':
env = SimpleGymEnvironment(config)
else:
env = GymEnvironment(config)
if not tf.test.is_gpu_available() and FLAGS.use_gpu:
raise Exception("use_gpu flag is true when no GPUs are available")
if not FLAGS.use_gpu:
config.cnn_format = 'NHWC'
agent = Agent(config, env, sess)
if FLAGS.is_train:
agent.train()
else:
agent.play()
def main(_):
# Trying to request all the GPU memory will fail, since the system
# always allocates a little memory on each GPU for itself. Only set
# up a GPU configuration if fractional amount of memory is requested.
tf_config = None
gpu_fraction = calc_gpu_fraction(FLAGS.gpu_fraction)
if gpu_fraction < 1:
gpu_options = tf.GPUOptions(per_process_gpu_memory_fraction=gpu_fraction)
tf_config = tf.ConfigProto(gpu_options=gpu_options)
with tf.Session(config=tf_config) as sess:
config = get_config(FLAGS) or FLAGS
env = GymEnvironment(config)
# Change data format for running on a CPU.
if not FLAGS.use_gpu:
config.cnn_format = 'NHWC'
agent = Agent(config, env, sess)
if FLAGS.train:
agent.train()
else:
agent.play()
def main(_):
with tf.Session() as sess:
config = get_config(FLAGS) or FLAGS
if config.env_type == 'simple':
env = SimpleGymEnvironment(config)
else:
env = GymEnvironment(config)
if not tf.test.is_gpu_available() and FLAGS.use_gpu:
raise Exception("use_gpu flag is true when no GPUs are available")
if not FLAGS.use_gpu:
config.cnn_format = 'NHWC'
roms = 'roms/Pong2PlayerVS.bin'
ale = ALEInterface(roms.encode('utf-8'))
width = ale.ale_getScreenWidth()
height = ale.ale_getScreenHeight()
game_screen = GameScreen()
ale.ale_resetGame()
(display_width, display_height) = (width * 2, height * 2)
pygame.init()
screen_ale = pygame.display.set_mode((display_width, display_height))
pygame.display.set_caption("Arcade Learning Environment Random Agent Display")
pygame.display.flip()
game_surface = pygame.Surface((width, height), depth=8)
clock = pygame.time.Clock()
# Clear screen
screen_ale.fill((0, 0, 0))
agent = Agent(config, env, sess, 'A')
agent2 = Agent2(config, env, sess, 'B')
if FLAGS.is_train:
start_epoch = agent.epoch_op.eval()
start_step = agent.step_op.eval()
start_time = time.time()
# Loop for epochs
for agent.epoch in range(start_epoch, agent.max_epoch):
agent2.epoch = agent.epoch
# Initialize information of gameplay
num_game, agent.update_count, agent2.update_count, ep_rewardA, ep_rewardB = 0, 0, 0, 0., 0.
total_rewardA, total_rewardB, agent.total_loss, agent2.total_loss, agent.total_q, agent2.total_q = 0., 0., 0., 0., 0., 0.
max_avg_ep_rewardA, max_avg_ep_rewardB = 0, 0
ep_rewardsA, ep_rewardsB, actionsA, actionsB = [], [], [], []
# Get first frame of gameplay
numpy_surface = np.frombuffer(game_surface.get_buffer(), dtype=np.uint8)
rgb = getRgbFromPalette(ale, game_surface, numpy_surface)
del numpy_surface
game_screen.paint(rgb)
pooled_screen = game_screen.grab()
scaled_pooled_screen = scale_image(pooled_screen)
# Add first frame of gameplay into both agents' replay history
for _ in range(agent.history_length):
agent.history.add(scaled_pooled_screen)
agent2.history.add(scaled_pooled_screen)
# Loop for training iterations
for agent.step in tqdm(range(start_step, agent.max_step), ncols=70, initial=start_step):
agent2.step = agent.step
# End of burn in period, start to learn from frames
if agent.step == agent.learn_start:
num_game, agent.update_count, agent2.update_count, ep_rewardA, ep_rewardB = 0, 0, 0, 0., 0.
total_rewardA, total_rewardB, agent.total_loss, agent2.total_loss, agent.total_q, agent2.total_q = 0., 0., 0., 0., 0., 0.
max_avg_ep_rewardA, max_avg_ep_rewardB = 0, 0
ep_rewardsA, ep_rewardsB, actionsA, actionsB = [], [], [], []
# 1. predict
action1 = agent.predict(agent.history.get())
action2 = agent2.predict(agent2.history.get())
# 2. act
ale.ale_act2(action1, action2)
terminal = ale.ale_isGameOver()
# End of end epoch, finish up training so that game statistics can be collected without training data being messed up
if agent.step == agent.max_step - 1:
terminal = True
rewardA = ale.ale_getRewardA()
rewardB = ale.ale_getRewardB()
# Fill buffer of game screen with current frame
numpy_surface = np.frombuffer(game_surface.get_buffer(), dtype=np.uint8)
rgb = getRgbFromPalette(ale, game_surface, numpy_surface)
del numpy_surface
game_screen.paint(rgb)
pooled_screen = game_screen.grab()
scaled_pooled_screen = scale_image(pooled_screen)
agent.observe(scaled_pooled_screen, rewardA, action1, terminal)
agent2.observe(scaled_pooled_screen, rewardB, action2, terminal)
# Print frame onto display screen
screen_ale.blit(pygame.transform.scale2x(game_surface), (0, 0))
# Update the display screen
pygame.display.flip()
# Check if current episode ended
if terminal:
ale.ale_resetGame()
terminal = ale.ale_isGameOver()
rewardA = ale.ale_getRewardA()
rewardB = ale.ale_getRewardB()
numpy_surface = np.frombuffer(game_surface.get_buffer(), dtype=np.uint8)
rgb = getRgbFromPalette(ale, game_surface, numpy_surface)
del numpy_surface
game_screen.paint(rgb)
pooled_screen = game_screen.grab()
scaled_pooled_screen = scale_image(pooled_screen)
# End of an episode
num_game += 1
ep_rewardsA.append(ep_rewardA)
ep_rewardsB.append(ep_rewardB)
ep_rewardA = 0.
ep_rewardB = 0.
else:
ep_rewardA += rewardA
ep_rewardB += rewardB
actionsA.append(action1)
actionsB.append(action2)
total_rewardA += rewardA
total_rewardB += rewardB
# Do a test to get statistics so far
if agent.step >= agent.learn_start:
if agent.step % agent.test_step == agent.test_step - 1:
avg_rewardA = total_rewardA / agent.test_step
avg_rewardB = total_rewardB / agent2.test_step
avg_lossA = agent.total_loss / agent.update_count
avg_lossB = agent2.total_loss / agent2.update_count
avg_qA = agent.total_q / agent.update_count
avg_qB = agent2.total_q / agent2.update_count
try:
max_ep_rewardA = np.max(ep_rewardsA)
min_ep_rewardA = np.min(ep_rewardsA)
avg_ep_rewardA = np.mean(ep_rewardsA)
max_ep_rewardB = np.max(ep_rewardsB)
min_ep_rewardB = np.min(ep_rewardsB)
avg_ep_rewardB = np.mean(ep_rewardsB)
except:
max_ep_rewardA, min_ep_rewardA, avg_ep_rewardA, max_ep_rewardB, min_ep_rewardB, avg_ep_rewardB = 0, 0, 0, 0, 0, 0
print('\nFor Agent A at Epoch %d: avg_r: %.4f, avg_l: %.6f, avg_q: %3.6f, avg_ep_r: %.4f, max_ep_r: %.4f, min_ep_r: %.4f, # game: %d' \
% (agent.epoch, avg_rewardA, avg_lossA, avg_qA, avg_ep_rewardA, max_ep_rewardA, min_ep_rewardA, num_game))
print('\nFor Agent B at Epoch %d: avg_r: %.4f, avg_l: %.6f, avg_q: %3.6f, avg_ep_r: %.4f, max_ep_r: %.4f, min_ep_r: %.4f, # game: %d' \
% (agent2.epoch, avg_rewardB, avg_lossB, avg_qB, avg_ep_rewardB, max_ep_rewardB, min_ep_rewardB, num_game))
if max_avg_ep_rewardA * 0.9 <= avg_ep_rewardA:
agent.step_assign_op.eval({agent.step_input: agent.step + 1})
agent.save_model(agent.step + 1)
max_avg_ep_rewardA = max(max_avg_ep_rewardA, avg_ep_rewardA)
if max_avg_ep_rewardB * 0.9 <= avg_ep_rewardB:
agent2.step_assign_op.eval({agent2.step_input: agent2.step + 1})
agent2.save_model(agent2.step + 1)
max_avg_ep_rewardB = max(max_avg_ep_rewardB, avg_ep_rewardB)
if agent.step > 180:
agent.inject_summary({
'average.reward': avg_rewardA,
'average.loss': avg_lossA,
'average.q': avg_qA,
'episode.max reward': max_ep_rewardA,
'episode.min reward': min_ep_rewardA,
'episode.avg reward': avg_ep_rewardA,
'episode.num of game': num_game,
'episode.rewards': ep_rewardsA,
'episode.actions': actionsA,
'training.learning_rate': agent.learning_rate_op.eval({agent.learning_rate_step: agent.step}),
}, agent.step)
if agent2.step > 180:
agent2.inject_summary({
'average.reward': avg_rewardB,
'average.loss': avg_lossB,
'average.q': avg_qB,
'episode.max reward': max_ep_rewardB,
'episode.min reward': min_ep_rewardB,
'episode.avg reward': avg_ep_rewardB,
'episode.num of game': num_game,
'episode.rewards': ep_rewardsB,
'episode.actions': actionsB,
'training.learning_rate': agent2.learning_rate_op.eval({agent2.learning_rate_step: agent2.step}),
}, agent2.step)
# Reset statistics
num_game = 0
total_rewardA, total_rewardB = 0., 0.
agent.total_loss, agent2.total_loss = 0., 0.
agent.total_q, agent2.total_q = 0., 0.
agent.update_count, agent2.update_count = 0, 0
ep_rewardA, ep_rewardB = 0., 0.
ep_rewardsA, ep_rewardsB = [], []
actionsA, actionsB = [], []
# Play 10 games at the end of epoch to get game statistics
total_points, paddle_bounce, wall_bounce, serving_time = [], [], [], []
for _ in range(10):
cur_total_points, cur_paddle_bounce, cur_wall_bounce, cur_serving_time = 0, 0, 0, 0
# Restart game
ale.ale_resetGame()
# Get first frame of gameplay
numpy_surface = np.frombuffer(game_surface.get_buffer(), dtype=np.uint8)
rgb = getRgbFromPalette(ale, game_surface, numpy_surface)
del numpy_surface
game_screen.paint(rgb)
pooled_screen = game_screen.grab()
scaled_pooled_screen = scale_image(pooled_screen)
# Create history for testing purposes
test_history = History(config)
# Fill first 4 images with initial screen
for _ in range(agent.history_length):
test_history.add(scaled_pooled_screen)
while not ale.ale_isGameOver():
# 1. predict
action1 = agent.predict(agent.history.get())
action2 = agent2.predict(agent2.history.get())
# 2. act
ale.ale_act2(action1, action2)
terminal = ale.ale_isGameOver()
rewardA = ale.ale_getRewardA()
rewardB = ale.ale_getRewardB()
# Record game statistics of current episode
cur_total_points = ale.ale_getPoints()
cur_paddle_bounce = ale.ale_getSideBouncing()
if ale.ale_getWallBouncing():
cur_wall_bounce += 1
if ale.ale_getServing():
cur_serving_time += 1
# Fill buffer of game screen with current frame
numpy_surface = np.frombuffer(game_surface.get_buffer(), dtype=np.uint8)
rgb = getRgbFromPalette(ale, game_surface, numpy_surface)
del numpy_surface
game_screen.paint(rgb)
pooled_screen = game_screen.grab()
scaled_pooled_screen = scale_image(pooled_screen)
agent.observe(scaled_pooled_screen, rewardA, action1, terminal)
agent2.observe(scaled_pooled_screen, rewardB, action2, terminal)
# Print frame onto display screen
screen_ale.blit(pygame.transform.scale2x(game_surface), (0, 0))
# Update the display screen
pygame.display.flip()
# Append current episode's statistics into list
total_points.append(cur_total_points)
paddle_bounce.append(cur_paddle_bounce / cur_total_points)
if cur_paddle_bounce == 0:
wall_bounce.append(cur_wall_bounce / (cur_paddle_bounce + 1))
else:
wall_bounce.append(cur_wall_bounce / cur_paddle_bounce)
serving_time.append(cur_serving_time / cur_total_points)
# Save results of test after current epoch
cur_paddle_op = agent.paddle_op.eval()
cur_paddle_op[agent.epoch] = sum(paddle_bounce) / len(paddle_bounce)
agent.paddle_assign_op.eval({agent.paddle_input: cur_paddle_op})
cur_wall_op = agent.wall_op.eval()
cur_wall_op[agent.epoch] = sum(wall_bounce) / len(wall_bounce)
agent.wall_assign_op.eval({agent.wall_input: cur_wall_op})
cur_serving_op = agent.serving_op.eval()
cur_serving_op[agent.epoch] = sum(serving_time) / len(serving_time)
agent.serving_assign_op.eval({agent.serving_input: cur_serving_op})
agent.save_model(agent.step + 1)
else:
agent.play()
agent2.play()
def train(sess, config):
env = GymEnvironment(config)
log_dir = './log/{}_lookahead_{}_gats_{}/'.format(config.env_name,
config.lookahead,
config.gats)
checkpoint_dir = os.path.join(log_dir, 'checkpoints/')
image_dir = os.path.join(log_dir, 'rollout/')
if os.path.isdir(log_dir):
shutil.rmtree(log_dir)
print(' [*] Removed log dir: ' + log_dir)
with tf.variable_scope('step'):
step_op = tf.Variable(0, trainable=False, name='step')
step_input = tf.placeholder('int32', None, name='step_input')
step_assign_op = step_op.assign(step_input)
with tf.variable_scope('summary'):
scalar_summary_tags = [
'average.reward', 'average.loss', 'average.q value',
'episode.max reward', 'episode.min reward', 'episode.avg reward',
'episode.num of game', 'training.learning_rate', 'rp.rp_accuracy',
'rp.rp_plus_accuracy', 'rp.rp_minus_accuracy',
'rp.nonzero_rp_accuracy'
]
summary_placeholders = {}
summary_ops = {}
for tag in scalar_summary_tags:
summary_placeholders[tag] = tf.placeholder('float32',
None,
name=tag.replace(
' ', '_'))
summary_ops[tag] = tf.summary.scalar(
"%s-%s/%s" % (config.env_name, config.env_type, tag),
summary_placeholders[tag])
histogram_summary_tags = ['episode.rewards', 'episode.actions']
for tag in histogram_summary_tags:
summary_placeholders[tag] = tf.placeholder('float32',
None,
name=tag.replace(
' ', '_'))
summary_ops[tag] = tf.summary.histogram(tag,
summary_placeholders[tag])
config.num_actions = env.action_size
# config.num_actions = 3
exploration = LinearSchedule(config.epsilon_end_t, config.epsilon_end)
agent = Agent(sess, config, num_actions=config.num_actions)
if config.gats:
lookahead = config.lookahead
rp_train_frequency = 4
gdm_train_frequency = 4
gdm = GDM(sess, config, num_actions=config.num_actions)
rp = RP(sess, config, num_actions=config.num_actions)
leaves_size = config.num_actions**config.lookahead
if config.dyna:
gan_memory = GANReplayMemory(config)
else:
gan_memory = None
def base_generator():
tree_base = np.zeros((leaves_size, lookahead)).astype('uint8')
for i in range(leaves_size):
n = i
j = 0
while n:
n, r = divmod(n, config.num_actions)
tree_base[i, lookahead - 1 - j] = r
j = j + 1
return tree_base
tree_base = base_generator()
# memory = ReplayMemory(config)
memory = ReplayMemory(config, log_dir)
history = History(config)
tf.global_variables_initializer().run()
saver = tf.train.Saver(max_to_keep=30)
# model load, if exist ckpt.
load_model(sess, saver, checkpoint_dir)
agent.updated_target_q_network()
writer = tf.summary.FileWriter(log_dir, sess.graph)
num_game, update_count, ep_reward = 0, 0, 0.
total_reward, total_loss, total_q_value = 0., 0., 0.
max_avg_ep_reward = -100
ep_rewards, actions = [], []
rp_accuracy = []
rp_plus_accuracy = []
rp_minus_accuracy = []
nonzero_rp_accuracy = []
screen, reward, action, terminal = env.new_random_game()
# init state
for _ in range(config.history_length):
history.add(screen)
start_step = step_op.eval()
# main
for step in tqdm(range(start_step, config.max_step),
ncols=70,
initial=start_step):
if step == config.learn_start:
num_game, update_count, ep_reward = 0, 0, 0.
total_reward, total_loss, total_q_value = 0., 0., 0.
ep_rewards, actions = [], []
if step == config.gan_dqn_learn_start:
rp_accuracy = []
rp_plus_accuracy = []
rp_minus_accuracy = []
nonzero_rp_accuracy = []
# ε-greedy
MCTS_FLAG = False
epsilon = exploration.value(step)
if random.random() < epsilon:
action = random.randrange(config.num_actions)
else:
current_state = norm_frame(np.expand_dims(history.get(), axis=0))
if config.gats and (step >= config.gan_dqn_learn_start):
action, predicted_reward = MCTS_planning(
gdm, rp, agent, current_state, leaves_size, tree_base,
config, exploration, step, gan_memory)
MCTS_FLAG = True
else:
action = agent.get_action(
norm_frame_Q(unnorm_frame(current_state)))
# GATS用?
apply_action = action
# if int(apply_action != 0):
# apply_action += 1
# Observe
screen, reward, terminal = env.act(apply_action, is_training=True)
reward = max(config.min_reward, min(config.max_reward, reward))
history.add(screen)
memory.add(screen, reward, action, terminal)
if MCTS_FLAG:
rp_accuracy.append(int(predicted_reward == reward))
if reward != 0:
nonzero_rp_accuracy.append(int(predicted_reward == reward))
if reward == 1:
rp_plus_accuracy.append(int(predicted_reward == reward))
elif reward == -1:
rp_minus_accuracy.append(int(predicted_reward == reward))
# Train
if step > config.gan_learn_start and config.gats:
if step % rp_train_frequency == 0 and memory.can_sample(
config.rp_batch_size):
obs, act, rew = memory.reward_sample(config.rp_batch_size)
# obs, act, rew = memory.reward_sample2(
# config.rp_batch_size, config.lookahead)
reward_obs, reward_act, reward_rew = memory.reward_sample(
config.nonzero_batch_size, nonzero=True)
# reward_obs, reward_act, reward_rew = memory.nonzero_reward_sample(
# config.rp_batch_size, config.lookahead)
obs_batch = norm_frame(
np.concatenate((obs, reward_obs), axis=0))
act_batch = np.concatenate((act, reward_act), axis=0)
rew_batch = np.concatenate((rew, reward_rew), axis=0)
reward_label = rew_batch + 1
trajectories = gdm.get_state(obs_batch, act_batch[:, :-1])
rp_summary = rp.train(trajectories, act_batch, reward_label)
writer.add_summary(rp_summary, step)
if step % gdm_train_frequency == 0 and memory.can_sample(
config.gan_batch_size):
state_batch, action_batch, next_state_batch = memory.GAN_sample(
)
# state_batch, act_batch, next_state_batch = memory.GAN_sample2(
# config.gan_batch_size, config.lookahead)
# gdm.summary, disc_summary, merged_summary = gdm.train(
# norm_frame(state_batch), act_batch, norm_frame(next_state_batch), warmup_bool)
gdm.summary, disc_summary = gdm.train(
norm_frame(state_batch), action_batch,
norm_frame(next_state_batch))
if step > config.learn_start:
# if step % config.train_frequency == 0 and memory.can_sample(config.batch_size):
if step % config.train_frequency == 0:
# s_t, act_batch, rew_batch, s_t_plus_1, terminal_batch = memory.sample(
# config.batch_size, config.lookahead)
s_t, act_batch, rew_batch, s_t_plus_1, terminal_batch = memory.sample(
)
s_t, s_t_plus_1 = norm_frame(s_t), norm_frame(s_t_plus_1)
if config.gats and config.dyna:
if step > config.gan_dqn_learn_start and gan_memory.can_sample(
config.batch_size):
gan_obs_batch, gan_act_batch, gan_rew_batch, gan_terminal_batch = gan_memory.sample(
)
# gan_obs_batch, gan_act_batch, gan_rew_batch = gan_memory.sample(
# config.batch_size)
gan_obs_batch = norm_frame(gan_obs_batch)
trajectories = gdm.get_state(
gan_obs_batch, np.expand_dims(gan_act_batch,
axis=1))
gan_next_obs_batch = trajectories[:, -config.
history_length:, ...]
# gan_obs_batch, gan_next_obs_batch = \
# norm_frame(gan_obs_batch), norm_frame(gan_next_obs_batch)
s_t = np.concatenate([s_t, gan_obs_batch], axis=0)
act_batch = np.concatenate([act_batch, gan_act_batch],
axis=0)
rew_batch = np.concatenate([rew_batch, gan_rew_batch],
axis=0)
s_t_plus_1 = np.concatenate(
[s_t_plus_1, gan_next_obs_batch], axis=0)
terminal_batch = np.concatenate(
[terminal_batch, gan_terminal_batch], axis=0)
s_t, s_t_plus_1 = norm_frame_Q(
unnorm_frame(s_t)), norm_frame_Q(unnorm_frame(s_t_plus_1))
q_t, loss, dqn_summary = agent.train(s_t, act_batch, rew_batch,
s_t_plus_1,
terminal_batch, step)
writer.add_summary(dqn_summary, step)
total_loss += loss
total_q_value += q_t.mean()
update_count += 1
if step % config.target_q_update_step == config.target_q_update_step - 1:
agent.updated_target_q_network()
# reinit
if terminal:
screen, reward, action, terminal = env.new_random_game()
num_game += 1
ep_rewards.append(ep_reward)
ep_reward = 0.
else:
ep_reward += reward
total_reward += reward
# change train freqancy
if config.gats:
if step == 10000 - 1:
rp_train_frequency = 8
gdm_train_frequency = 8
if step == 50000 - 1:
rp_train_frequency = 16
gdm_train_frequency = 16
if step == 100000 - 1:
rp_train_frequency = 24
gdm_train_frequency = 24
# rolloutを行い画像を保存
if config.gats and step % config._test_step == config._test_step - 1:
rollout_image(config, image_dir, gdm, memory, step + 1, 16)
# calcurate infometion
if step >= config.learn_start:
if step % config._test_step == config._test_step - 1:
# plot
if config.gats:
writer.add_summary(gdm.summary, step)
writer.add_summary(disc_summary, step)
avg_reward = total_reward / config._test_step
avg_loss = total_loss / update_count
avg_q = total_q_value / update_count
try:
max_ep_reward = np.max(ep_rewards)
min_ep_reward = np.min(ep_rewards)
avg_ep_reward = np.mean(ep_rewards)
except:
max_ep_reward, min_ep_reward, avg_ep_reward = 0, 0, 0
print(
'\navg_r: %.4f, avg_l: %.6f, avg_q: %3.6f, avg_ep_r: %.4f, max_ep_r: %.4f, min_ep_r: %.4f, # game: %d'
% (avg_reward, avg_loss, avg_q, avg_ep_reward,
max_ep_reward, min_ep_reward, num_game))
# require terget q network
if max_avg_ep_reward * 0.9 <= avg_ep_reward:
step_assign_op.eval({step_input: step + 1})
save_model(sess, saver, checkpoint_dir, step + 1)
max_avg_ep_reward = max(max_avg_ep_reward, avg_ep_reward)
if step >= config.gan_dqn_learn_start:
if len(rp_accuracy) > 0:
rp_accuracy = np.mean(rp_accuracy)
rp_plus_accuracy = np.mean(rp_plus_accuracy)
rp_minus_accuracy = np.mean(rp_minus_accuracy)
nonzero_rp_accuracy = np.mean(nonzero_rp_accuracy)
else:
rp_accuracy = 0
rp_plus_accuracy = 0
rp_minus_accuracy = 0
nonzero_rp_accuracy = 0
else:
rp_accuracy = 0
rp_plus_accuracy = 0
rp_minus_accuracy = 0
nonzero_rp_accuracy = 0
# summary
if step > 180:
inject_summary(
sess, writer, summary_ops, summary_placeholders, {
'average.reward': avg_reward,
'average.loss': avg_loss,
'average.q value': avg_q,
'episode.max reward': max_ep_reward,
'episode.min reward': min_ep_reward,
'episode.avg reward': avg_ep_reward,
'episode.num of game': num_game,
'episode.rewards': ep_rewards,
'episode.actions': actions,
'rp.rp_accuracy': rp_accuracy,
'rp.rp_plus_accuracy': rp_plus_accuracy,
'rp.rp_minus_accuracy': rp_minus_accuracy,
'rp.nonzero_rp_accuracy': nonzero_rp_accuracy
}, step)
num_game = 0
total_reward = 0.
total_loss = 0.
total_q_value = 0.
update_count = 0
ep_reward = 0.
ep_rewards = []
actions = []
rp_accuracy = []
rp_plus_accuracy = []
rp_minus_accuracy = []
nonzero_rp_accuracy = []
def main(_):
parser = argparse.ArgumentParser(
formatter_class=argparse.ArgumentDefaultsHelpFormatter)
parser.add_argument('--seed', help='RNG seed', type=int, default=123)
parser.add_argument("--use-gpu", action="store_true")
parser.add_argument("--mode", help="Bonus mode", default="autoencoder")
parser.add_argument("--model-dir",
help="the path of the model",
default="ae_model/model.p")
parser.add_argument("--img-dir",
help="the path to save image",
default="imgs/")
parser.add_argument("--n", help="the number of episodes", default=10)
args = parser.parse_args()
config = tf.ConfigProto(allow_soft_placement=True,
log_device_placement=False)
config.gpu_options.allow_growth = True
with tf.Session(config=config) as sess:
config = get_config(args)
if config.env_type == 'simple':
env = SimpleGymEnvironment(config)
else:
env = GymEnvironment(config)
if not tf.test.is_gpu_available() and args.use_gpu:
raise Exception("use_gpu flag is true when no GPUs are available")
# Build the density model
density_model = AutoEncoder("ae", sess, config)
loadFromFlat(density_model.get_variables(), args.model_dir)
na = config.n_action
last_screen, reward, action, terminal = env.new_random_game()
last_screen42x42 = imresize(last_screen, (42, 42), order=1)
pi = RandomPolicy(na)
if not os.path.exists(args.img_dir):
os.mkdir(args.img_dir)
# At first, use random action taker.
for i in tqdm(range(args.n)):
ep_steps = 0
prefix = args.img_dir + "ep%i/" % i
if not os.path.exists(prefix):
os.mkdir(prefix)
prefix = prefix + 'img'
while True:
action = pi.action(last_screen)
screen, reward, terminal = env.act(action)
screen42x42 = imresize(screen, (42, 42), order=1)
oh_action = np.zeros(na)
oh_action[action] = 1
density_model.memory.add_sample(last_screen42x42, action,
terminal)
ep_steps += 1
if ep_steps >= 4:
pscreen42x42 = density_model.predict().reshape(42, 42)
img = concat2imgs(screen42x42, pscreen42x42)
saveimg(img, ep_steps, prefix)
# Update
last_screen42x42 = screen42x42
last_screen = screen
if terminal:
last_screen, reward, action, terminal = env.new_random_game(
)
last_screen42x42 = imresize(last_screen, (42, 42), order=1)
break
def main(_):
with tf.Session() as sess:
config = get_config(FLAGS) or FLAGS
if config.env_type == 'simple':
env = SimpleGymEnvironment(config)
else:
env = GymEnvironment(config)
if not tf.test.is_gpu_available() and FLAGS.use_gpu:
raise Exception("use_gpu flag is true when no GPUs are available")
if not FLAGS.use_gpu:
config.cnn_format = 'NHWC'
roms = 'roms/Pong2PlayerVS.bin'
ale = ALEInterface(roms.encode('utf-8'))
width = ale.ale_getScreenWidth()
height = ale.ale_getScreenHeight()
game_screen = GameScreen()
ale.ale_resetGame()
(display_width, display_height) = (width * 2, height * 2)
pygame.init()
screen_ale = pygame.display.set_mode((display_width, display_height))
pygame.display.set_caption(
"Arcade Learning Environment Random Agent Display")
pygame.display.flip()
game_surface = pygame.Surface((width, height), depth=8)
clock = pygame.time.Clock()
# Clear screen
screen_ale.fill((0, 0, 0))
agent = Agent(config, env, sess)
if FLAGS.is_train:
start_step = agent.step_op.eval()
start_time = time.time()
num_game, agent.update_count, ep_reward = 0, 0, 0.
total_reward, agent.total_loss, agent.total_q = 0., 0., 0.
max_avg_ep_reward = 0
ep_rewards, actions = [], []
numpy_surface = np.frombuffer(game_surface.get_buffer(),
dtype=np.uint8)
rgb = getRgbFromPalette(ale, game_surface, numpy_surface)
del numpy_surface
game_screen.paint(rgb)
pooled_screen = game_screen.grab()
scaled_pooled_screen = scale_image(pooled_screen)
for _ in range(agent.history_length):
agent.history.add(scaled_pooled_screen)
for agent.step in tqdm(range(start_step, agent.max_step),
ncols=70,
initial=start_step):
if agent.step == agent.learn_start:
num_game, agent.update_count, ep_reward = 0, 0, 0.
total_reward, agent.total_loss, agent.total_q = 0., 0., 0.
ep_rewards, actions = [], []
# 1. predict
action = agent.predict(agent.history.get())
# 2. act
ale.ale_act2(action, np.random.choice([20, 21, 23, 24]))
terminal = ale.ale_isGameOver()
reward = ale.ale_getRewardA()
# screen, reward, terminal = agent.env.act(action, is_training=True)
# 3. observe
# Both agents perform random actions
# Agent A : [NOOP, FIRE, RIGHT, LEFT]
# Agent B : [NOOP, FIRE, RIGHT, LEFT]
# Fill buffer of game screen with current frame
numpy_surface = np.frombuffer(game_surface.get_buffer(),
dtype=np.uint8)
rgb = getRgbFromPalette(ale, game_surface, numpy_surface)
del numpy_surface
game_screen.paint(rgb)
pooled_screen = game_screen.grab()
scaled_pooled_screen = scale_image(pooled_screen)
agent.observe(scaled_pooled_screen, reward, action, terminal)
# Print frame onto display screen
screen_ale.blit(pygame.transform.scale2x(game_surface), (0, 0))
#Update the display screen
pygame.display.flip()
if terminal:
ale.ale_resetGame()
terminal = ale.ale_isGameOver()
reward = ale.ale_getRewardA()
numpy_surface = np.frombuffer(game_surface.get_buffer(),
dtype=np.uint8)
rgb = getRgbFromPalette(ale, game_surface, numpy_surface)
del numpy_surface
game_screen.paint(rgb)
pooled_screen = game_screen.grab()
scaled_pooled_screen = scale_image(pooled_screen)
num_game += 1
ep_rewards.append(ep_reward)
ep_reward = 0.
else:
ep_reward += reward
actions.append(action)
total_reward += reward
if agent.step >= agent.learn_start:
if agent.step % agent.test_step == agent.test_step - 1:
avg_reward = total_reward / agent.test_step
avg_loss = agent.total_loss / agent.update_count
avg_q = agent.total_q / agent.update_count
try:
max_ep_reward = np.max(ep_rewards)
min_ep_reward = np.min(ep_rewards)
avg_ep_reward = np.mean(ep_rewards)
except:
max_ep_reward, min_ep_reward, avg_ep_reward = 0, 0, 0
print('\navg_r: %.4f, avg_l: %.6f, avg_q: %3.6f, avg_ep_r: %.4f, max_ep_r: %.4f, min_ep_r: %.4f, # game: %d' \
% (avg_reward, avg_loss, avg_q, avg_ep_reward, max_ep_reward, min_ep_reward, num_game))
if max_avg_ep_reward * 0.9 <= avg_ep_reward:
agent.step_assign_op.eval(
{agent.step_input: agent.step + 1})
agent.save_model(agent.step + 1)
max_avg_ep_reward = max(max_avg_ep_reward,
avg_ep_reward)
if agent.step > 180:
agent.inject_summary(
{
'average.reward':
avg_reward,
'average.loss':
avg_loss,
'average.q':
avg_q,
'episode.max reward':
max_ep_reward,
'episode.min reward':
min_ep_reward,
'episode.avg reward':
avg_ep_reward,
'episode.num of game':
num_game,
'episode.rewards':
ep_rewards,
'episode.actions':
actions,
'training.learning_rate':
agent.learning_rate_op.eval(
{agent.learning_rate_step: agent.step
}),
}, agent.step)
num_game = 0
total_reward = 0.
agent.total_loss = 0.
agent.total_q = 0.
agent.update_count = 0
ep_reward = 0.
ep_rewards = []
actions = []
else:
while not ale.ale_isGameOver():
# Fill buffer of game screen with current frame
numpy_surface = np.frombuffer(game_surface.get_buffer(),
dtype=np.uint8)
rgb = getRgbFromPalette(ale, game_surface, numpy_surface)
del numpy_surface
game_screen.paint(rgb)
pooled_screen = game_screen.grab()
scaled_pooled_screen = scale_image(pooled_screen)
ale.ale_act2(agent.predict(pooled_screen),
np.random.choice([20, 21, 23, 24]))
print(ale.ale_getRewardA())
# Print frame onto display screen
screen.blit(pygame.transform.scale2x(game_surface), (0, 0))
# Update the display screen
pygame.display.flip()
# delay to 60fps
clock.tick(60.)
