def experiment(variant):
num_agent = variant['num_agent']
from sequential_differential_game import SequentialDifferentialGame
expl_env = SequentialDifferentialGame(**variant['env_kwargs'])
eval_env = SequentialDifferentialGame(**variant['env_kwargs'])
obs_dim = eval_env.observation_space.low.size
action_dim = eval_env.action_space.low.size
qf1_n, qf2_n, cactor_n, policy_n = [], [], [], []
target_qf1_n, target_qf2_n, target_policy_n = [], [], []
expl_policy_n, eval_policy_n = [], []
log_alpha_n, log_calpha_n = [], []
for i in range(num_agent):
from rlkit.torch.networks import FlattenMlp
qf1 = FlattenMlp(
input_size=(obs_dim*num_agent+action_dim*num_agent),
output_size=1,
hidden_sizes=[variant['qf_kwargs']['hidden_dim']]*2,
)
target_qf1 = copy.deepcopy(qf1)
qf2 = FlattenMlp(
input_size=(obs_dim*num_agent+action_dim*num_agent),
output_size=1,
hidden_sizes=[variant['qf_kwargs']['hidden_dim']]*2,
)
target_qf2 = copy.deepcopy(qf2)
from rlkit.torch.layers import SplitLayer
cactor = nn.Sequential(
nn.Linear((obs_dim*num_agent+action_dim*(num_agent-1)),variant['cactor_kwargs']['hidden_dim']),
nn.ReLU(),
nn.Linear(variant['cactor_kwargs']['hidden_dim'],variant['cactor_kwargs']['hidden_dim']),
nn.ReLU(),
SplitLayer(layers=[nn.Linear(variant['cactor_kwargs']['hidden_dim'],action_dim),
nn.Linear(variant['cactor_kwargs']['hidden_dim'],action_dim)])
)
from rlkit.torch.policies.tanh_gaussian_policy import TanhGaussianPolicy
cactor = TanhGaussianPolicy(module=cactor)
policy = nn.Sequential(
nn.Linear(obs_dim,variant['policy_kwargs']['hidden_dim']),
nn.ReLU(),
nn.Linear(variant['policy_kwargs']['hidden_dim'],variant['policy_kwargs']['hidden_dim']),
nn.ReLU(),
SplitLayer(layers=[nn.Linear(variant['policy_kwargs']['hidden_dim'],action_dim),
nn.Linear(variant['policy_kwargs']['hidden_dim'],action_dim)])
)
policy = TanhGaussianPolicy(module=policy)
target_policy = copy.deepcopy(policy)
from rlkit.torch.policies.make_deterministic import MakeDeterministic
eval_policy = MakeDeterministic(policy)
from rlkit.exploration_strategies.base import PolicyWrappedWithExplorationStrategy
if variant['random_exploration']:
from rlkit.exploration_strategies.epsilon_greedy import EpsilonGreedy
expl_policy = PolicyWrappedWithExplorationStrategy(
exploration_strategy=EpsilonGreedy(expl_env.action_space, prob_random_action=1.0),
policy=policy,
)
else:
expl_policy = policy
qf1_n.append(qf1)
qf2_n.append(qf2)
cactor_n.append(cactor)
policy_n.append(policy)
target_qf1_n.append(target_qf1)
target_qf2_n.append(target_qf2)
target_policy_n.append(target_policy)
expl_policy_n.append(expl_policy)
eval_policy_n.append(eval_policy)
if variant['trainer_kwargs']['state_dependent_alpha']:
log_alpha = FlattenMlp(
input_size=obs_dim*num_agent,
output_size=1,
hidden_sizes=[variant['qf_kwargs']['hidden_dim']]*2,
)
log_calpha = FlattenMlp(
input_size=obs_dim*num_agent,
output_size=1,
hidden_sizes=[variant['qf_kwargs']['hidden_dim']]*2,
)
log_alpha_n.append(log_alpha)
log_calpha_n.append(log_calpha)
from rlkit.samplers.data_collector.ma_path_collector import MAMdpPathCollector
eval_path_collector = MAMdpPathCollector(eval_env, eval_policy_n)
expl_path_collector = MAMdpPathCollector(expl_env, expl_policy_n)
from rlkit.data_management.ma_env_replay_buffer import MAEnvReplayBuffer
replay_buffer = MAEnvReplayBuffer(variant['replay_buffer_size'], expl_env, num_agent=num_agent)
from rlkit.torch.prg.prg import PRGTrainer
trainer = PRGTrainer(
env=expl_env,
qf1_n=qf1_n,
target_qf1_n=target_qf1_n,
qf2_n = qf2_n,
target_qf2_n = target_qf2_n,
policy_n=policy_n,
target_policy_n=target_policy_n,
cactor_n=cactor_n,
log_alpha_n=log_alpha_n,
log_calpha_n=log_calpha_n,
**variant['trainer_kwargs']
)
from rlkit.torch.torch_rl_algorithm import TorchBatchRLAlgorithm
algorithm = TorchBatchRLAlgorithm(
trainer=trainer,
exploration_env=expl_env,
evaluation_env=eval_env,
exploration_data_collector=expl_path_collector,
evaluation_data_collector=eval_path_collector,
replay_buffer=replay_buffer,
log_path_function=get_generic_ma_path_information,
**variant['algorithm_kwargs']
)
algorithm.to(ptu.device)
algorithm.train()
def experiment(variant):
num_agent = variant['num_agent']
from differential_game import DifferentialGame
expl_env = DifferentialGame(game_name=args.exp_name)
eval_env = DifferentialGame(game_name=args.exp_name)
obs_dim = eval_env.observation_space.low.size
action_dim = eval_env.action_space.low.size
policy_n, eval_policy_n, expl_policy_n, qf1_n, target_qf1_n, qf2_n, target_qf2_n = \
[], [], [], [], [], [], []
for i in range(num_agent):
from rlkit.torch.layers import SplitLayer, ReshapeLayer
weight_head = nn.Linear(variant['policy_kwargs']['hidden_dim'],
variant['policy_kwargs']['m'])
mean_head = nn.Sequential(
nn.Linear(variant['policy_kwargs']['hidden_dim'],
action_dim * variant['policy_kwargs']['m']),
ReshapeLayer(shape=[variant['policy_kwargs']['m'], action_dim]))
logstd_head = nn.Sequential(
nn.Linear(variant['policy_kwargs']['hidden_dim'],
action_dim * variant['policy_kwargs']['m']),
ReshapeLayer(shape=[variant['policy_kwargs']['m'], action_dim]))
policy = nn.Sequential(
nn.Linear(obs_dim, variant['policy_kwargs']['hidden_dim']),
nn.ReLU(),
nn.Linear(variant['policy_kwargs']['hidden_dim'],
variant['policy_kwargs']['hidden_dim']), nn.ReLU(),
SplitLayer(layers=[weight_head, mean_head, logstd_head]))
from rlkit.torch.policies.mix_tanh_gaussian_policy import MixTanhGaussianPolicy
policy = MixTanhGaussianPolicy(module=policy)
from rlkit.torch.policies.make_deterministic import MakeDeterministic
eval_policy = MakeDeterministic(policy)
from rlkit.exploration_strategies.base import PolicyWrappedWithExplorationStrategy
if variant['random_exploration']:
from rlkit.exploration_strategies.epsilon_greedy import EpsilonGreedy
expl_policy = PolicyWrappedWithExplorationStrategy(
exploration_strategy=EpsilonGreedy(expl_env.action_space,
prob_random_action=1.0),
policy=policy,
)
else:
expl_policy = policy
from rlkit.torch.networks import FlattenMlp
qf1 = FlattenMlp(
input_size=(obs_dim * num_agent + action_dim * num_agent),
output_size=1,
hidden_sizes=[variant['qf_kwargs']['hidden_dim']] * 2,
)
target_qf1 = copy.deepcopy(qf1)
qf2 = FlattenMlp(
input_size=(obs_dim * num_agent + action_dim * num_agent),
output_size=1,
hidden_sizes=[variant['qf_kwargs']['hidden_dim']] * 2,
)
target_qf2 = copy.deepcopy(qf2)
policy_n.append(policy)
eval_policy_n.append(eval_policy)
expl_policy_n.append(expl_policy)
qf1_n.append(qf1)
target_qf1_n.append(target_qf1)
qf2_n.append(qf2)
target_qf2_n.append(target_qf2)
from rlkit.samplers.data_collector.ma_path_collector import MAMdpPathCollector
eval_path_collector = MAMdpPathCollector(eval_env, eval_policy_n)
expl_path_collector = MAMdpPathCollector(expl_env, expl_policy_n)
from rlkit.data_management.ma_env_replay_buffer import MAEnvReplayBuffer
replay_buffer = MAEnvReplayBuffer(variant['replay_buffer_size'],
expl_env,
num_agent=num_agent)
from rlkit.torch.masac.masac import MASACTrainer
trainer = MASACTrainer(env=expl_env,
qf1_n=qf1_n,
target_qf1_n=target_qf1_n,
qf2_n=qf2_n,
target_qf2_n=target_qf2_n,
policy_n=policy_n,
**variant['trainer_kwargs'])
from rlkit.torch.torch_rl_algorithm import TorchBatchRLAlgorithm
algorithm = TorchBatchRLAlgorithm(
trainer=trainer,
exploration_env=expl_env,
evaluation_env=eval_env,
exploration_data_collector=expl_path_collector,
evaluation_data_collector=eval_path_collector,
replay_buffer=replay_buffer,
log_path_function=get_generic_ma_path_information,
**variant['algorithm_kwargs'])
algorithm.to(ptu.device)
algorithm.train()
def experiment(variant):
import sys
sys.path.append("./multiagent-particle-envs")
from make_env import make_env
from particle_env_wrapper import ParticleEnv
expl_env = ParticleEnv(
make_env(args.exp_name,
discrete_action_space=False,
world_args=variant['world_args']))
eval_env = ParticleEnv(
make_env(args.exp_name,
discrete_action_space=False,
world_args=variant['world_args']))
num_agent = expl_env.num_agent
obs_dim = eval_env.observation_space.low.size
action_dim = eval_env.action_space.low.size
if variant['load_kwargs']['load']:
load_dir = variant['load_kwargs']['load_dir']
load_epoch = variant['load_kwargs']['load_epoch']
load_data = torch.load('{}/itr_{}.pkl'.format(load_dir, load_epoch),
map_location='cpu')
qf1_n = load_data['trainer/qf1_n']
target_qf1_n = load_data['trainer/target_qf1_n']
qf2_n = load_data['trainer/qf2_n']
target_qf2_n = load_data['trainer/target_qf2_n']
cactor_n = load_data['trainer/cactor_n']
policy_n = load_data['trainer/policy_n']
log_alpha_n = load_data['trainer/log_alpha_n']
qf1_optimizer_n = load_data['trainer/qf1_optimizer_n']
qf2_optimizer_n = load_data['trainer/qf2_optimizer_n']
policy_optimizer_n = load_data['trainer/policy_optimizer_n']
cactor_optimizer_n = load_data['trainer/cactor_optimizer_n']
alpha_optimizer_n = load_data['trainer/alpha_optimizer_n']
if args.ce:
log_calpha_n = load_data['trainer/log_calpha_n']
calpha_optimizer_n = load_data['trainer/calpha_optimizer_n']
replay_buffer = load_data['replay_buffer']
else:
qf1_n, qf2_n, cactor_n, policy_n = [], [], [], []
target_qf1_n, target_qf2_n = [], []
log_alpha_n, log_calpha_n = None, None
qf1_optimizer_n, qf2_optimizer_n, policy_optimizer_n, cactor_optimizer_n, alpha_optimizer_n, calpha_optimizer_n = \
None, None, None, None, None, None
for i in range(num_agent):
from rlkit.torch.networks import FlattenMlp
qf1 = FlattenMlp(
input_size=(obs_dim * num_agent + action_dim * num_agent),
output_size=1,
hidden_sizes=[variant['qf_kwargs']['hidden_dim']] *
variant['qf_kwargs']['num_layer'],
)
target_qf1 = copy.deepcopy(qf1)
qf2 = FlattenMlp(
input_size=(obs_dim * num_agent + action_dim * num_agent),
output_size=1,
hidden_sizes=[variant['qf_kwargs']['hidden_dim']] *
variant['qf_kwargs']['num_layer'],
)
target_qf2 = copy.deepcopy(qf2)
from rlkit.torch.layers import SplitLayer
if variant['trainer_kwargs']['dec_cactor']:
input_size = obs_dim + action_dim * (num_agent - 1)
else:
input_size = obs_dim * num_agent + action_dim * (num_agent - 1)
cactor = nn.Sequential(
FlattenMlp(
input_size=input_size,
output_size=variant['cactor_kwargs']['hidden_dim'],
hidden_sizes=[variant['cactor_kwargs']['hidden_dim']] *
(variant['cactor_kwargs']['num_layer'] - 1),
),
SplitLayer(layers=[
nn.Linear(variant['cactor_kwargs']['hidden_dim'],
action_dim),
nn.Linear(variant['cactor_kwargs']['hidden_dim'],
action_dim)
]))
from rlkit.torch.policies.tanh_gaussian_policy import TanhGaussianPolicy
cactor = TanhGaussianPolicy(module=cactor)
policy = nn.Sequential(
FlattenMlp(
input_size=obs_dim,
output_size=variant['policy_kwargs']['hidden_dim'],
hidden_sizes=[variant['policy_kwargs']['hidden_dim']] *
(variant['policy_kwargs']['num_layer'] - 1),
),
SplitLayer(layers=[
nn.Linear(variant['policy_kwargs']['hidden_dim'],
action_dim),
nn.Linear(variant['policy_kwargs']['hidden_dim'],
action_dim)
]))
policy = TanhGaussianPolicy(module=policy)
qf1_n.append(qf1)
qf2_n.append(qf2)
cactor_n.append(cactor)
policy_n.append(policy)
target_qf1_n.append(target_qf1)
target_qf2_n.append(target_qf2)
from rlkit.data_management.ma_env_replay_buffer import MAEnvReplayBuffer
replay_buffer = MAEnvReplayBuffer(variant['replay_buffer_size'],
expl_env,
num_agent=num_agent)
from rlkit.torch.policies.make_deterministic import MakeDeterministic
eval_policy_n = [MakeDeterministic(policy) for policy in policy_n]
expl_policy_n = policy_n
from rlkit.samplers.data_collector.ma_path_collector import MAMdpPathCollector
eval_path_collector = MAMdpPathCollector(eval_env, eval_policy_n)
expl_path_collector = MAMdpPathCollector(expl_env, expl_policy_n)
from rlkit.torch.prg.prg import PRGTrainer
trainer = PRGTrainer(env=expl_env,
qf1_n=qf1_n,
target_qf1_n=target_qf1_n,
qf2_n=qf2_n,
target_qf2_n=target_qf2_n,
policy_n=policy_n,
cactor_n=cactor_n,
log_alpha_n=log_alpha_n,
log_calpha_n=log_calpha_n,
qf1_optimizer_n=qf1_optimizer_n,
qf2_optimizer_n=qf2_optimizer_n,
policy_optimizer_n=policy_optimizer_n,
cactor_optimizer_n=cactor_optimizer_n,
alpha_optimizer_n=alpha_optimizer_n,
calpha_optimizer_n=calpha_optimizer_n,
**variant['trainer_kwargs'])
from rlkit.torch.torch_rl_algorithm import TorchBatchRLAlgorithm
algorithm = TorchBatchRLAlgorithm(
trainer=trainer,
exploration_env=expl_env,
evaluation_env=eval_env,
exploration_data_collector=expl_path_collector,
evaluation_data_collector=eval_path_collector,
replay_buffer=replay_buffer,
log_path_function=get_generic_ma_path_information,
**variant['algorithm_kwargs'])
algorithm.to(ptu.device)
algorithm.train()