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[lambda: gym.make(args.task) for _ in range(args.training_num)])
# test_envs = gym.make(args.task)
test_envs = VectorEnv(
[lambda: gym.make(args.task) for _ in range(args.test_num)])
# seed
np.random.seed(args.seed)
torch.manual_seed(args.seed)
train_envs.seed(args.seed)
test_envs.seed(args.seed)
# model
net = Net(args.layer_num, args.state_shape, device=args.device)
actor = ActorProb(
net, args.action_shape,
args.max_action, args.device
).to(args.device)
critic = Critic(Net(
args.layer_num, args.state_shape, device=args.device
), device=args.device).to(args.device)
# orthogonal initialization
for m in list(actor.modules()) + list(critic.modules()):
if isinstance(m, torch.nn.Linear):
torch.nn.init.orthogonal_(m.weight)
torch.nn.init.zeros_(m.bias)
optim = torch.optim.Adam(list(
actor.parameters()) + list(critic.parameters()), lr=args.lr)
dist = DiagGaussian
policy = PPOPolicy(
actor, critic, optim, dist, args.gamma,
max_grad_norm=args.max_grad_norm,
eps_clip=args.eps_clip,
vf_coef=args.vf_coef,
ent_coef=args.ent_coef,
np.random.seed(args.seed)
torch.manual_seed(args.seed)
train_envs.seed(args.seed)
test_envs.seed(args.seed)
# model
net = Net(args.layer_num, args.state_shape, device=args.device)
actor = ActorProb(
net, args.action_shape,
args.max_action, args.device
).to(args.device)
actor_optim = torch.optim.Adam(actor.parameters(), lr=args.actor_lr)
net = Net(args.layer_num, args.state_shape,
args.action_shape, concat=True, device=args.device)
critic1 = Critic(net, args.device).to(args.device)
critic1_optim = torch.optim.Adam(critic1.parameters(), lr=args.critic_lr)
critic2 = Critic(net, args.device).to(args.device)
critic2_optim = torch.optim.Adam(critic2.parameters(), lr=args.critic_lr)
policy = SACPolicy(
actor, actor_optim, critic1, critic1_optim, critic2, critic2_optim,
args.tau, args.gamma, args.alpha,
[env.action_space.low[0], env.action_space.high[0]],
reward_normalization=args.rew_norm,
ignore_done=args.ignore_done,
estimation_step=args.n_step)
# collector
train_collector = Collector(
policy, train_envs, ReplayBuffer(args.buffer_size))
test_collector = Collector(policy, test_envs)
# train_collector.collect(n_step=args.buffer_size)
# log
log_path = os.path.join(args.logdir, args.task, 'sac')
writer = SummaryWriter(log_path)
[lambda: gym.make(args.task) for _ in range(args.test_num)])
# seed
np.random.seed(args.seed)
torch.manual_seed(args.seed)
train_envs.seed(args.seed)
test_envs.seed(args.seed)
# model
net = Net(args.layer_num, args.state_shape, device=args.device)
actor = Actor(
net, args.action_shape,
args.max_action, args.device
).to(args.device)
actor_optim = torch.optim.Adam(actor.parameters(), lr=args.actor_lr)
net = Net(args.layer_num, args.state_shape,
args.action_shape, concat=True, device=args.device)
critic1 = Critic(net, args.device).to(args.device)
critic1_optim = torch.optim.Adam(critic1.parameters(), lr=args.critic_lr)
critic2 = Critic(net, args.device).to(args.device)
critic2_optim = torch.optim.Adam(critic2.parameters(), lr=args.critic_lr)
policy = TD3Policy(
actor, actor_optim, critic1, critic1_optim, critic2, critic2_optim,
args.tau, args.gamma, GaussianNoise(sigma=args.exploration_noise),
args.policy_noise, args.update_actor_freq, args.noise_clip,
[env.action_space.low[0], env.action_space.high[0]],
reward_normalization=args.rew_norm,
ignore_done=args.ignore_done,
estimation_step=args.n_step)
# collector
train_collector = Collector(
policy, train_envs, ReplayBuffer(args.buffer_size))
test_collector = Collector(policy, test_envs)
# train_collector.collect(n_step=args.buffer_size)
np.random.seed(args.seed)
torch.manual_seed(args.seed)
train_envs.seed(args.seed)
test_envs.seed(args.seed)
# model
net = Net(args.layer_num, args.state_shape, device=args.device)
actor = ActorProb(
net, args.action_shape,
args.max_action, args.device, unbounded=True
).to(args.device)
actor_optim = torch.optim.Adam(actor.parameters(), lr=args.actor_lr)
net = Net(args.layer_num, args.state_shape,
args.action_shape, concat=True, device=args.device)
critic1 = Critic(net, args.device).to(args.device)
critic1_optim = torch.optim.Adam(critic1.parameters(), lr=args.critic_lr)
critic2 = Critic(net, args.device).to(args.device)
critic2_optim = torch.optim.Adam(critic2.parameters(), lr=args.critic_lr)
policy = SACPolicy(
actor, actor_optim, critic1, critic1_optim, critic2, critic2_optim,
args.tau, args.gamma, args.alpha,
[env.action_space.low[0], env.action_space.high[0]],
reward_normalization=args.rew_norm, ignore_done=True)
# collector
train_collector = Collector(
policy, train_envs, ReplayBuffer(args.buffer_size))
test_collector = Collector(policy, test_envs)
# train_collector.collect(n_step=args.buffer_size)
# log
log_path = os.path.join(args.logdir, args.task, 'sac')
writer = SummaryWriter(log_path)
def save_fn(policy):
[lambda: gym.make(args.task) for _ in range(args.test_num)])
# seed
np.random.seed(args.seed)
torch.manual_seed(args.seed)
train_envs.seed(args.seed)
test_envs.seed(args.seed)
# model
net = Net(args.layer_num, args.state_shape, device=args.device)
actor = ActorProb(
net, args.action_shape,
args.max_action, args.device, unbounded=True
).to(args.device)
actor_optim = torch.optim.Adam(actor.parameters(), lr=args.actor_lr)
net = Net(args.layer_num, args.state_shape,
args.action_shape, concat=True, device=args.device)
critic1 = Critic(net, args.device).to(args.device)
critic1_optim = torch.optim.Adam(critic1.parameters(), lr=args.critic_lr)
critic2 = Critic(net, args.device).to(args.device)
critic2_optim = torch.optim.Adam(critic2.parameters(), lr=args.critic_lr)
if args.auto_alpha:
target_entropy = -np.prod(env.action_space.shape)
log_alpha = torch.zeros(1, requires_grad=True, device=args.device)
alpha_optim = torch.optim.Adam([log_alpha], lr=args.alpha_lr)
alpha = (target_entropy, log_alpha, alpha_optim)
else:
alpha = args.alpha
policy = SACPolicy(
actor, actor_optim, critic1, critic1_optim, critic2, critic2_optim,
args.tau, args.gamma, alpha,
[env.action_space.low[0], env.action_space.high[0]],
[lambda: gym.make(args.task) for _ in range(args.test_num)])
# seed
np.random.seed(args.seed)
torch.manual_seed(args.seed)
train_envs.seed(args.seed)
test_envs.seed(args.seed)
# model
net = Net(args.layer_num, args.state_shape, device=args.device)
actor = Actor(
net, args.action_shape,
args.max_action, args.device
).to(args.device)
actor_optim = torch.optim.Adam(actor.parameters(), lr=args.actor_lr)
net = Net(args.layer_num, args.state_shape,
args.action_shape, concat=True, device=args.device)
critic1 = Critic(net, args.device).to(args.device)
critic1_optim = torch.optim.Adam(critic1.parameters(), lr=args.critic_lr)
critic2 = Critic(net, args.device).to(args.device)
critic2_optim = torch.optim.Adam(critic2.parameters(), lr=args.critic_lr)
policy = TD3Policy(
actor, actor_optim, critic1, critic1_optim, critic2, critic2_optim,
args.tau, args.gamma,
GaussianNoise(sigma=args.exploration_noise), args.policy_noise,
args.update_actor_freq, args.noise_clip,
[env.action_space.low[0], env.action_space.high[0]],
reward_normalization=True, ignore_done=True)
# collector
train_collector = Collector(
policy, train_envs, ReplayBuffer(args.buffer_size))
test_collector = Collector(policy, test_envs)
# train_collector.collect(n_step=args.buffer_size)
# log
# test_envs = gym.make(args.task)
test_envs = SubprocVectorEnv(
[lambda: gym.make(args.task) for _ in range(args.test_num)])
# seed
np.random.seed(args.seed)
torch.manual_seed(args.seed)
train_envs.seed(args.seed)
test_envs.seed(args.seed)
# model
net = Net(args.layer_num, args.state_shape, device=args.device)
actor = Actor(net, args.action_shape, args.max_action,
args.device).to(args.device)
actor_optim = torch.optim.Adam(actor.parameters(), lr=args.actor_lr)
net = Net(args.layer_num, args.state_shape,
args.action_shape, concat=True, device=args.device)
critic = Critic(net, args.device).to(args.device)
critic_optim = torch.optim.Adam(critic.parameters(), lr=args.critic_lr)
policy = DDPGPolicy(
actor, actor_optim, critic, critic_optim,
args.tau, args.gamma, GaussianNoise(sigma=args.exploration_noise),
[env.action_space.low[0], env.action_space.high[0]],
reward_normalization=True, ignore_done=True)
# collector
train_collector = Collector(
policy, train_envs, ReplayBuffer(args.buffer_size))
test_collector = Collector(policy, test_envs)
# log
writer = SummaryWriter(args.logdir + '/' + 'ddpg')
def stop_fn(x):
return x >= env.spec.reward_threshold
[lambda: gym.make(args.task) for _ in range(args.test_num)])
# seed
np.random.seed(args.seed)
torch.manual_seed(args.seed)
train_envs.seed(args.seed)
test_envs.seed(args.seed)
# model
net = Net(args.layer_num, args.state_shape, device=args.device)
actor = Actor(
net, args.action_shape,
args.max_action, args.device
).to(args.device)
actor_optim = torch.optim.Adam(actor.parameters(), lr=args.actor_lr)
net = Net(args.layer_num, args.state_shape,
args.action_shape, concat=True, device=args.device)
critic1 = Critic(net, args.device).to(args.device)
critic1_optim = torch.optim.Adam(critic1.parameters(), lr=args.critic_lr)
critic2 = Critic(net, args.device).to(args.device)
critic2_optim = torch.optim.Adam(critic2.parameters(), lr=args.critic_lr)
policy = TD3Policy(
actor, actor_optim, critic1, critic1_optim, critic2, critic2_optim,
args.tau, args.gamma,
GaussianNoise(sigma=args.exploration_noise), args.policy_noise,
args.update_actor_freq, args.noise_clip,
[env.action_space.low[0], env.action_space.high[0]],
reward_normalization=True, ignore_done=True)
# collector
train_collector = Collector(
policy, train_envs, ReplayBuffer(args.buffer_size))
test_collector = Collector(policy, test_envs)
# train_collector.collect(n_step=args.buffer_size)
# log