def experiment(variant):
with open(EXPERT_LISTING_YAML_PATH, 'r') as f:
listings = yaml.load(f.read())
expert_dir = listings[variant['expert_name']]['exp_dir']
specific_run = listings[variant['expert_name']]['seed_runs'][variant['expert_seed_run_idx']]
file_to_load = path.join(expert_dir, specific_run, 'extra_data.pkl')
extra_data = joblib.load(file_to_load)
# this script is for the non-meta-learning GAIL
train_context_buffer, train_test_buffer = extra_data['meta_train']['context'], extra_data['meta_train']['test']
test_context_buffer, test_test_buffer = extra_data['meta_test']['context'], extra_data['meta_test']['test']
# set up the envs
env_specs = variant['env_specs']
meta_train_env, meta_test_env = get_meta_env(env_specs)
# set up the policy and training algorithm
if isinstance(meta_train_env.observation_space, Dict):
if variant['algo_params']['policy_uses_pixels']:
raise NotImplementedError('Not implemented pixel version of things!')
else:
obs_dim = int(np.prod(meta_train_env.observation_space.spaces['obs'].shape))
else:
obs_dim = int(np.prod(meta_train_env.observation_space.shape))
action_dim = int(np.prod(meta_train_env.action_space.shape))
print('obs dim: %d' % obs_dim)
print('act dim: %d' % action_dim)
sleep(3)
# make the policy and policy optimizer
hidden_sizes = [variant['algo_params']['policy_net_size']] * variant['algo_params']['policy_num_layers']
z_dim = variant['algo_params']['np_params']['z_dim']
qf1 = FlattenMlp(
hidden_sizes=hidden_sizes,
input_size=obs_dim + z_dim + action_dim,
output_size=1,
)
qf2 = FlattenMlp(
hidden_sizes=hidden_sizes,
input_size=obs_dim + z_dim + action_dim,
output_size=1,
)
vf = FlattenMlp(
hidden_sizes=hidden_sizes,
input_size=obs_dim + z_dim,
output_size=1,
)
policy = ReparamTanhMultivariateGaussianPolicy(
hidden_sizes=hidden_sizes,
obs_dim=obs_dim + z_dim,
action_dim=action_dim,
)
# disc_model = GAILDiscModel(obs_dim + action_dim + z_dim, hid_dim=variant['algo_params']['disc_net_size'])
disc_model = MlpGAILDisc(
hidden_sizes=variant['disc_hidden_sizes'],
output_size=1,
input_size=obs_dim + action_dim + z_dim,
hidden_activation=torch.nn.functional.tanh,
layer_norm=variant['disc_uses_layer_norm']
# output_activation=identity,
)
policy_optimizer = NewSoftActorCritic(
policy=policy,
qf1=qf1,
qf2=qf2,
vf=vf,
**variant['algo_params']['policy_params']
)
# Make the neural process
# in the initial version we are assuming all trajectories have the same length
timestep_enc_params = variant['algo_params']['np_params']['traj_enc_params']['timestep_enc_params']
traj_enc_params = variant['algo_params']['np_params']['traj_enc_params']['traj_enc_params']
timestep_enc_params['input_size'] = obs_dim + action_dim
traj_samples, _ = train_context_buffer.sample_trajs(1, num_tasks=1)
# len_context_traj = traj_samples[0][0]['observations'].shape[0]
len_context_traj = 5
traj_enc_params['input_size'] = timestep_enc_params['output_size'] * len_context_traj
traj_enc = TrivialTrajEncoder(
timestep_enc_params,
traj_enc_params
)
trunk_params = variant['algo_params']['np_params']['r2z_map_params']['trunk_params']
trunk_params['input_size'] = traj_enc.output_size
split_params = variant['algo_params']['np_params']['r2z_map_params']['split_heads_params']
split_params['input_size'] = trunk_params['output_size']
split_params['output_size'] = variant['algo_params']['np_params']['z_dim']
r2z_map = TrivialR2ZMap(
trunk_params,
split_params
)
np_enc = TrivialNPEncoder(
variant['algo_params']['np_params']['np_enc_params']['agg_type'],
traj_enc,
r2z_map
)
# class StupidDistFormat():
# def __init__(self, var):
# self.mean = var
# class ZeroModule(nn.Module):
# def __init__(self, z_dim):
# super().__init__()
# self.z_dim = z_dim
# self.fc = nn.Linear(10,10)
# def forward(self, context):
# c_len = len(context)
# return StupidDistFormat(Variable(torch.zeros(c_len, self.z_dim), requires_grad=False))
# np_enc = ZeroModule(variant['algo_params']['np_params']['z_dim'])
train_task_params_sampler, test_task_params_sampler = get_meta_env_params_iters(env_specs)
algorithm = NeuralProcessAIRL(
meta_test_env, # env is the test env, training_env is the training env (following rlkit original setup)
policy,
disc_model,
train_context_buffer,
train_test_buffer,
test_context_buffer,
test_test_buffer,
np_enc,
policy_optimizer,
training_env=meta_train_env, # the env used for generating trajectories
train_task_params_sampler=train_task_params_sampler,
test_task_params_sampler=test_task_params_sampler,
**variant['algo_params']
)
if ptu.gpu_enabled():
algorithm.cuda()
algorithm.train()
return 1
def experiment(variant):
with open(EXPERT_LISTING_YAML_PATH, 'r') as f:
listings = yaml.load(f.read())
expert_dir = listings[variant['expert_name']]['exp_dir']
specific_run = listings[variant['expert_name']]['seed_runs'][variant['expert_seed_run_idx']]
file_to_load = path.join(expert_dir, specific_run, 'extra_data.pkl')
extra_data = joblib.load(file_to_load)
# this script is for the non-meta-learning AIRL
train_context_buffer, train_test_buffer = extra_data['meta_train']['context'], extra_data['meta_train']['test']
test_context_buffer, test_test_buffer = extra_data['meta_test']['context'], extra_data['meta_test']['test']
# set up the envs
env_specs = variant['env_specs']
meta_train_env, meta_test_env = get_meta_env(env_specs)
meta_train_env.seed(variant['seed'])
meta_test_env.seed(variant['seed'])
# set up the policy and training algorithm
if isinstance(meta_train_env.observation_space, Dict):
if variant['algo_params']['policy_uses_pixels']:
raise NotImplementedError('Not implemented pixel version of things!')
else:
obs_dim = int(np.prod(meta_train_env.observation_space.spaces['obs'].shape))
else:
obs_dim = int(np.prod(meta_train_env.observation_space.shape))
action_dim = int(np.prod(meta_train_env.action_space.shape))
print('obs dim: %d' % obs_dim)
print('act dim: %d' % action_dim)
sleep(3)
# make the disc model
if variant['algo_params']['state_only']: print('\n\nUSING STATE ONLY DISC\n\n')
if variant['algo_params']['transfer_version']:
disc_model = TransferVersionSingleColorFetchCustomDisc(
clamp_magnitude=variant['disc_clamp_magnitude'],
z_dim=variant['algo_params']['np_params']['z_dim'],
gamma=0.99
)
else:
disc_model = ThirdVersionSingleColorFetchCustomDisc(
clamp_magnitude=variant['disc_clamp_magnitude'],
state_only=variant['algo_params']['state_only'],
wrap_absorbing=variant['algo_params']['wrap_absorbing'],
z_dim=variant['algo_params']['np_params']['z_dim']
)
if variant['algo_params']['use_target_disc']:
target_disc = disc_model.copy()
else:
target_disc = None
print(disc_model)
print(disc_model.clamp_magnitude)
z_dim = variant['algo_params']['np_params']['z_dim']
policy_net_size = variant['policy_net_size']
hidden_sizes = [policy_net_size] * variant['num_hidden_layers']
qf1 = ObsPreprocessedQFunc(
target_disc.obs_processor if target_disc is not None else disc_model.obs_processor,
z_dim,
hidden_sizes=hidden_sizes,
input_size=6 + 4 + 4 + 1*variant['algo_params']['wrap_absorbing'],
output_size=1,
wrap_absorbing=variant['algo_params']['wrap_absorbing']
)
qf2 = ObsPreprocessedQFunc(
target_disc.obs_processor if target_disc is not None else disc_model.obs_processor,
z_dim,
hidden_sizes=hidden_sizes,
input_size=6 + 4 + 4 + 1*variant['algo_params']['wrap_absorbing'],
output_size=1,
wrap_absorbing=variant['algo_params']['wrap_absorbing']
)
vf = ObsPreprocessedVFunc(
target_disc.obs_processor if target_disc is not None else disc_model.obs_processor,
z_dim,
hidden_sizes=hidden_sizes,
input_size=6 + 4 + 1*variant['algo_params']['wrap_absorbing'],
output_size=1,
wrap_absorbing=variant['algo_params']['wrap_absorbing']
)
policy = WithZObsPreprocessedReparamTanhMultivariateGaussianPolicy(
target_disc.obs_processor if target_disc is not None else disc_model.obs_processor,
z_dim,
hidden_sizes=hidden_sizes,
obs_dim=6 + 4,
action_dim=4
)
policy_optimizer = NewSoftActorCritic(
policy=policy,
qf1=qf1,
qf2=qf2,
vf=vf,
wrap_absorbing=variant['algo_params']['wrap_absorbing'],
**variant['policy_params']
)
# Make the neural process
traj_enc = TrivialTrajEncoder(state_only=variant['algo_params']['state_only'])
context_enc = TrivialContextEncoder(
variant['algo_params']['np_params']['agg_type'],
traj_enc,
state_only=variant['algo_params']['state_only']
)
r2z_map = TrivialR2ZMap(z_dim)
np_enc = TrivialNPEncoder(
context_enc,
r2z_map,
state_only=variant['algo_params']['state_only']
)
train_task_params_sampler, test_task_params_sampler = get_meta_env_params_iters(env_specs)
if variant['meta_fairl']:
print('\n\nUSING META-FAIRL\n\n')
algorithm_class = MetaFAIRL
else:
print('\n\nUSING META-AIRL\n\n')
algorithm_class = NeuralProcessAIRL
algorithm = algorithm_class(
meta_test_env, # env is the test env, training_env is the training env (following rlkit original setup)
policy,
disc_model,
train_context_buffer,
train_test_buffer,
test_context_buffer,
test_test_buffer,
np_enc,
policy_optimizer,
training_env=meta_train_env, # the env used for generating trajectories
train_task_params_sampler=train_task_params_sampler,
test_task_params_sampler=test_task_params_sampler,
target_disc=target_disc,
**variant['algo_params']
)
if ptu.gpu_enabled():
algorithm.cuda()
# print(target_disc)
# print(next(algorithm.discriminator.obs_processor.parameters()).is_cuda)
# print(next(algorithm.main_policy.preprocess_model.parameters()).is_cuda)
# print(algorithm.main_policy.preprocess_model is algorithm.main_policy.copy().preprocess_model)
# print(algorithm.main_policy.preprocess_model is algorithm.main_policy.preprocess_model.copy())
# 1/0
algorithm.train()
return 1
def experiment(variant):
with open(EXPERT_LISTING_YAML_PATH, 'r') as f:
listings = yaml.load(f.read())
expert_dir = listings[variant['expert_name']]['exp_dir']
specific_run = listings[variant['expert_name']]['seed_runs'][
variant['expert_seed_run_idx']]
file_to_load = path.join(expert_dir, specific_run, 'extra_data.pkl')
extra_data = joblib.load(file_to_load)
# this script is for the non-meta-learning airl
train_context_buffer, train_test_buffer = extra_data['meta_train'][
'context'], extra_data['meta_train']['test']
test_context_buffer, test_test_buffer = extra_data['meta_test'][
'context'], extra_data['meta_test']['test']
# load the expert
expert_policy = joblib.load(variant['expert_policy'])['algorithm']
expert_policy.replay_buffer = None
# set up the envs
env_specs = variant['env_specs']
meta_train_env, meta_test_env = get_meta_env(env_specs)
meta_train_env.seed(variant['seed'])
meta_test_env.seed(variant['seed'])
if variant['scale_env_with_given_demo_stats']:
assert not env_specs['normalized']
meta_train_env = ScaledMetaEnv(
meta_train_env,
obs_mean=extra_data['obs_mean'],
obs_std=extra_data['obs_std'],
acts_mean=extra_data['acts_mean'],
acts_std=extra_data['acts_std'],
)
meta_test_env = ScaledMetaEnv(
meta_test_env,
obs_mean=extra_data['obs_mean'],
obs_std=extra_data['obs_std'],
acts_mean=extra_data['acts_mean'],
acts_std=extra_data['acts_std'],
)
print(meta_train_env)
print(meta_test_env)
# set up the policy and training algorithm
if isinstance(meta_train_env.observation_space, Dict):
if variant['algo_params']['policy_uses_pixels']:
raise NotImplementedError(
'Not implemented pixel version of things!')
else:
obs_dim = int(
np.prod(meta_train_env.observation_space.spaces['obs'].shape))
else:
obs_dim = int(np.prod(meta_train_env.observation_space.shape))
action_dim = int(np.prod(meta_train_env.action_space.shape))
print('obs dim: %d' % obs_dim)
print('act dim: %d' % action_dim)
sleep(3)
# make the disc model
z_dim = variant['algo_params']['z_dim']
policy_net_size = variant['policy_net_size']
hidden_sizes = [policy_net_size] * variant['num_hidden_layers']
policy = ReparamTanhMultivariateGaussianPolicy(
hidden_sizes=hidden_sizes,
obs_dim=obs_dim + z_dim,
action_dim=action_dim,
)
# Make the encoder
encoder = TimestepBasedEncoder(
2 * obs_dim + action_dim, #(s,a,s')
variant['algo_params']['r_dim'],
variant['algo_params']['z_dim'],
variant['algo_params']['enc_hid_dim'],
variant['algo_params']['r2z_hid_dim'],
variant['algo_params']['num_enc_layer_blocks'],
hid_act='relu',
use_bn=True,
within_traj_agg=variant['algo_params']['within_traj_agg'])
train_task_params_sampler, test_task_params_sampler = get_meta_env_params_iters(
env_specs)
algorithm = MetaDagger(
meta_test_env, # env is the test env, training_env is the training env (following rlkit original setup)
policy,
expert_policy,
train_context_buffer,
train_test_buffer,
test_context_buffer,
test_test_buffer,
encoder,
training_env=meta_train_env, # the env used for generating trajectories
train_task_params_sampler=train_task_params_sampler,
test_task_params_sampler=test_task_params_sampler,
**variant['algo_params'])
for task_id in train_context_buffer.task_replay_buffers:
erb = train_context_buffer.task_replay_buffers[task_id]
rb = algorithm.replay_buffer.task_replay_buffers[task_id]
erb_size = erb._size
print(erb_size)
for k in erb._observations:
rb._observations[k][:erb_size] = erb._observations[k][:erb_size]
rb._next_obs[k][:erb_size] = erb._next_obs[k][:erb_size]
rb._actions[:erb_size] = erb._actions[:erb_size]
rb._rewards[:erb_size] = erb._rewards[:erb_size]
rb._terminals[:erb_size] = erb._terminals[:erb_size]
rb._absorbing[:erb_size] = erb._absorbing[:erb_size]
rb._size = erb_size
rb._top = erb_size
# print('\n\n')
# for task_id in algorithm.replay_buffer.task_replay_buffers:
# rb = algorithm.replay_buffer.task_replay_buffers[task_id]
# print(rb._size)
# print(rb._top)
# print(rb._max_replay_buffer_size)
if ptu.gpu_enabled():
expert_policy.cuda()
algorithm.cuda()
algorithm.train()
return 1
def experiment(variant):
with open(EXPERT_LISTING_YAML_PATH, 'r') as f:
listings = yaml.load(f.read())
expert_dir = listings[variant['expert_name']]['exp_dir']
specific_run = listings[variant['expert_name']]['seed_runs'][variant['expert_seed_run_idx']]
file_to_load = path.join(expert_dir, specific_run, 'extra_data.pkl')
extra_data = joblib.load(file_to_load)
# this script is for the non-meta-learning airl
train_context_buffer, train_test_buffer = extra_data['meta_train']['context'], extra_data['meta_train']['test']
test_context_buffer, test_test_buffer = extra_data['meta_test']['context'], extra_data['meta_test']['test']
# set up the envs
env_specs = variant['env_specs']
meta_train_env, meta_test_env = get_meta_env(env_specs)
meta_train_env.seed(variant['seed'])
meta_test_env.seed(variant['seed'])
if variant['scale_env_with_given_demo_stats']:
assert not env_specs['normalized']
meta_train_env = ScaledMetaEnv(
meta_train_env,
obs_mean=extra_data['obs_mean'],
obs_std=extra_data['obs_std'],
acts_mean=extra_data['acts_mean'],
acts_std=extra_data['acts_std'],
)
meta_test_env = ScaledMetaEnv(
meta_test_env,
obs_mean=extra_data['obs_mean'],
obs_std=extra_data['obs_std'],
acts_mean=extra_data['acts_mean'],
acts_std=extra_data['acts_std'],
)
print(meta_train_env)
print(meta_test_env)
# set up the policy and training algorithm
if isinstance(meta_train_env.observation_space, Dict):
if variant['algo_params']['policy_uses_pixels']:
raise NotImplementedError('Not implemented pixel version of things!')
else:
obs_dim = int(np.prod(meta_train_env.observation_space.spaces['obs'].shape))
else:
obs_dim = int(np.prod(meta_train_env.observation_space.shape))
action_dim = int(np.prod(meta_train_env.action_space.shape))
print('obs dim: %d' % obs_dim)
print('act dim: %d' % action_dim)
sleep(3)
# make the disc model
z_dim = variant['algo_params']['z_dim']
policy_net_size = variant['policy_net_size']
hidden_sizes = [policy_net_size] * variant['num_hidden_layers']
policy = ReparamTanhMultivariateGaussianPolicy(
hidden_sizes=hidden_sizes,
obs_dim=obs_dim + z_dim,
action_dim=action_dim,
)
# Make the encoder
encoder = TimestepBasedEncoder(
2*obs_dim + action_dim, #(s,a,s')
variant['algo_params']['r_dim'],
variant['algo_params']['z_dim'],
variant['algo_params']['enc_hid_dim'],
variant['algo_params']['r2z_hid_dim'],
variant['algo_params']['num_enc_layer_blocks'],
hid_act='relu',
use_bn=True,
within_traj_agg=variant['algo_params']['within_traj_agg']
)
# ---------------
# encoder = WeightShareTimestepBasedEncoder(
# obs_dim,
# action_dim,
# 64,
# variant['algo_params']['r_dim'],
# variant['algo_params']['z_dim'],
# variant['algo_params']['enc_hid_dim'],
# variant['algo_params']['r2z_hid_dim'],
# variant['algo_params']['num_enc_layer_blocks'],
# hid_act='relu',
# use_bn=True,
# within_traj_agg=variant['algo_params']['within_traj_agg']
# )
# ---------------
# traj_enc = ConvTrajEncoder(
# variant['algo_params']['np_params']['traj_enc_params']['num_conv_layers'],
# # obs_dim + action_dim,
# obs_dim + action_dim + obs_dim,
# variant['algo_params']['np_params']['traj_enc_params']['channels'],
# variant['algo_params']['np_params']['traj_enc_params']['kernel'],
# variant['algo_params']['np_params']['traj_enc_params']['stride'],
# )
# Dc2R_map = Dc2RMap(
# variant['algo_params']['np_params']['Dc2r_params']['agg_type'],
# traj_enc,
# state_only=False
# )
# r2z_map = R2ZMap(
# variant['algo_params']['np_params']['r2z_params']['num_layers'],
# variant['algo_params']['np_params']['traj_enc_params']['channels'],
# variant['algo_params']['np_params']['r2z_params']['hid_dim'],
# variant['algo_params']['z_dim']
# )
# encoder = NPEncoder(
# Dc2R_map,
# r2z_map,
# )
train_task_params_sampler, test_task_params_sampler = get_meta_env_params_iters(env_specs)
algorithm = NeuralProcessBC(
meta_test_env, # env is the test env, training_env is the training env (following rlkit original setup)
policy,
train_context_buffer,
train_test_buffer,
test_context_buffer,
test_test_buffer,
encoder,
training_env=meta_train_env, # the env used for generating trajectories
train_task_params_sampler=train_task_params_sampler,
test_task_params_sampler=test_task_params_sampler,
**variant['algo_params']
)
if ptu.gpu_enabled():
algorithm.cuda()
algorithm.train()
return 1
def experiment(variant):
with open(EXPERT_LISTING_YAML_PATH, 'r') as f:
listings = yaml.load(f.read())
expert_dir = listings[variant['expert_name']]['exp_dir']
specific_run = listings[variant['expert_name']]['seed_runs'][
variant['expert_seed_run_idx']]
file_to_load = path.join(expert_dir, specific_run, 'extra_data.pkl')
extra_data = joblib.load(file_to_load)
# this script is for the non-meta-learning AIRL
train_context_buffer, train_test_buffer = extra_data['meta_train'][
'context'], extra_data['meta_train']['test']
test_context_buffer, test_test_buffer = extra_data['meta_test'][
'context'], extra_data['meta_test']['test']
# set up the envs
env_specs = variant['env_specs']
meta_train_env, meta_test_env = get_meta_env(env_specs)
meta_train_env.seed(variant['seed'])
meta_test_env.seed(variant['seed'])
# set up the policy and training algorithm
if isinstance(meta_train_env.observation_space, Dict):
if variant['algo_params']['policy_uses_pixels']:
raise NotImplementedError(
'Not implemented pixel version of things!')
else:
obs_dim = int(
np.prod(meta_train_env.observation_space.spaces['obs'].shape))
else:
obs_dim = int(np.prod(meta_train_env.observation_space.shape))
action_dim = int(np.prod(meta_train_env.action_space.shape))
print('obs dim: %d' % obs_dim)
print('act dim: %d' % action_dim)
sleep(3)
# make the disc model
if variant['algo_params']['state_only']:
print('\n\nUSING STATE ONLY DISC\n\n')
assert 'transfer_version' not in variant['algo_params']
if variant['algo_params']['only_Dc'] or variant['algo_params'][
'disc_ignores_z']:
disc_model = OnlyDcTFuncForFetch(
T_clamp_magnitude=variant['T_clamp_magnitude'],
gating_clamp_magnitude=variant['gating_clamp_magnitude'],
state_only=variant['algo_params']['state_only'],
wrap_absorbing=variant['algo_params']['wrap_absorbing'],
D_c_repr_dim=variant['algo_params']['D_c_repr_dim'],
)
else:
disc_model = TFuncForFetch(
T_clamp_magnitude=variant['T_clamp_magnitude'],
gating_clamp_magnitude=variant['gating_clamp_magnitude'],
state_only=variant['algo_params']['state_only'],
wrap_absorbing=variant['algo_params']['wrap_absorbing'],
D_c_repr_dim=variant['algo_params']['D_c_repr_dim'],
z_dim=variant['algo_params']['np_params']['z_dim'])
if variant['algo_params']['use_target_disc']:
target_disc = disc_model.copy()
else:
target_disc = None
print(disc_model)
print(disc_model.T_clamp_magnitude)
print(disc_model.gating_clamp_magnitude)
z_dim = variant['algo_params']['np_params']['z_dim']
policy_net_size = variant['policy_net_size']
hidden_sizes = [policy_net_size] * variant['num_hidden_layers']
# make the policy and its obs gating model
if not variant['algo_params']['only_Dc']:
latent_dim = z_dim
else:
latent_dim = variant['algo_params']['D_c_repr_dim']
if variant['algo_params']['use_disc_obs_processor'] and variant[
'algo_params']['only_Dc']:
assert variant['algo_params']['only_Dc']
print('\n\nUSING DISC OBS PROCESSOR\n\n')
policy_obs_gating = disc_model.D_c_repr_obs_processor
policy = WithZObsPreprocessedReparamTanhMultivariateGaussianPolicy(
policy_obs_gating,
latent_dim,
train_preprocess_model=False,
hidden_sizes=hidden_sizes,
obs_dim=6 + 4,
action_dim=4)
else:
# print('\n\n$$$$$$$$\nNO BN IN POL GATING\n$$$$$$$$$\n\n')
policy_obs_gating = ObsGating(variant['gating_clamp_magnitude'],
z_dim=latent_dim)
policy = WithZObsPreprocessedReparamTanhMultivariateGaussianPolicy(
policy_obs_gating,
latent_dim,
train_preprocess_model=True,
hidden_sizes=hidden_sizes,
obs_dim=6 + 4,
action_dim=4)
print(policy)
qf1 = ObsPreprocessedQFunc(
policy.preprocess_model,
latent_dim,
hidden_sizes=hidden_sizes,
input_size=6 + 4 + 4 + 1 * variant['algo_params']['wrap_absorbing'],
output_size=1,
wrap_absorbing=variant['algo_params']['wrap_absorbing'])
qf2 = ObsPreprocessedQFunc(
policy.preprocess_model,
latent_dim,
hidden_sizes=hidden_sizes,
input_size=6 + 4 + 4 + 1 * variant['algo_params']['wrap_absorbing'],
output_size=1,
wrap_absorbing=variant['algo_params']['wrap_absorbing'])
vf = ObsPreprocessedVFunc(
policy.preprocess_model,
latent_dim,
hidden_sizes=hidden_sizes,
input_size=6 + 4 + 1 * variant['algo_params']['wrap_absorbing'],
output_size=1,
wrap_absorbing=variant['algo_params']['wrap_absorbing'])
policy_optimizer = NewSoftActorCritic(
policy=policy,
qf1=qf1,
qf2=qf2,
vf=vf,
wrap_absorbing=variant['algo_params']['wrap_absorbing'],
**variant['policy_params'])
# make the context encoder for the discrimiantor
traj_enc = TrivialTrajEncoder(
state_only=variant['algo_params']['state_only'])
disc_r_getter = TrivialContextEncoder(
variant['algo_params']['np_params']['agg_type'],
traj_enc,
state_only=variant['algo_params']['state_only'])
disc_encoder = TrivialDiscDcEncoder(disc_r_getter,
variant['algo_params']['D_c_repr_dim'])
# make the amortized q distribution
if variant['algo_params']['q_uses_disc_r_getter']:
r2z_map = TrivialR2ZMap(z_dim)
q_model = TrivialNPEncoder(disc_r_getter,
r2z_map,
train_context_encoder=False)
else:
traj_enc = TrivialTrajEncoder(
state_only=variant['algo_params']['state_only'])
r2z_map = TrivialR2ZMap(z_dim)
q_context_encoder = TrivialContextEncoder(
variant['algo_params']['np_params']['agg_type'],
traj_enc,
state_only=variant['algo_params']['state_only'])
q_model = TrivialNPEncoder(q_context_encoder,
r2z_map,
train_context_encoder=True)
train_task_params_sampler, test_task_params_sampler = get_meta_env_params_iters(
env_specs)
algorithm = NeuralProcessMetaIRL(
meta_test_env, # env is the test env, training_env is the training env (following rlkit original setup)
policy,
disc_model,
disc_encoder,
train_context_buffer,
train_test_buffer,
test_context_buffer,
test_test_buffer,
q_model,
policy_optimizer,
training_env=meta_train_env, # the env used for generating trajectories
train_task_params_sampler=train_task_params_sampler,
test_task_params_sampler=test_task_params_sampler,
target_disc=target_disc,
**variant['algo_params'])
if ptu.gpu_enabled():
algorithm.cuda()
# print(target_disc)
# print(next(algorithm.discriminator.obs_processor.parameters()).is_cuda)
# print(next(algorithm.main_policy.preprocess_model.parameters()).is_cuda)
# print(algorithm.main_policy.preprocess_model is algorithm.main_policy.copy().preprocess_model)
# print(algorithm.main_policy.preprocess_model is algorithm.main_policy.preprocess_model.copy())
# 1/0
algorithm.train()
return 1
def experiment(variant):
with open(EXPERT_LISTING_YAML_PATH, 'r') as f:
listings = yaml.load(f.read())
expert_dir = listings[variant['expert_name']]['exp_dir']
specific_run = listings[variant['expert_name']]['seed_runs'][
variant['expert_seed_run_idx']]
file_to_load = path.join(expert_dir, specific_run, 'extra_data.pkl')
extra_data = joblib.load(file_to_load)
# this script is for the non-meta-learning GAIL
train_context_buffer, train_test_buffer = extra_data['meta_train'][
'context'], extra_data['meta_train']['test']
test_context_buffer, test_test_buffer = extra_data['meta_test'][
'context'], extra_data['meta_test']['test']
# set up the envs
env_specs = variant['env_specs']
meta_train_env, meta_test_env = get_meta_env(env_specs)
# student policy should not have access to any task information
print(variant['algo_params'].keys())
meta_train_env.policy_uses_pixels = variant['algo_params'][
'policy_uses_pixels']
meta_train_env.policy_uses_task_params = False
meta_train_env.concat_task_params_to_policy_obs = False
meta_test_env.policy_uses_pixels = variant['algo_params'][
'policy_uses_pixels']
meta_test_env.policy_uses_task_params = False
meta_test_env.concat_task_params_to_policy_obs = False
# set up the policy and training algorithm
if isinstance(meta_train_env.observation_space, Dict):
if variant['algo_params']['policy_uses_pixels']:
raise NotImplementedError(
'Not implemented pixel version of things!')
else:
obs_dim = int(
np.prod(meta_train_env.observation_space.spaces['obs'].shape))
else:
obs_dim = int(np.prod(meta_train_env.observation_space.shape))
action_dim = int(np.prod(meta_train_env.action_space.shape))
print('obs dim: %d' % obs_dim)
print('act dim: %d' % action_dim)
sleep(3)
policy_net_size = variant['algo_params']['policy_net_size']
policy_num_layers = variant['algo_params']['policy_num_layers']
hidden_sizes = [policy_net_size] * policy_num_layers
# policy = MlpPolicy(
# [policy_net_size, policy_net_size],
# action_dim,
# obs_dim + variant['algo_params']['np_params']['z_dim'],
# hidden_activation=torch.nn.functional.tanh,
# layer_norm=variant['algo_params']['use_layer_norm']
# )
policy = MlpPolicy(
hidden_sizes,
action_dim,
obs_dim + variant['algo_params']['np_params']['z_dim'],
# hidden_activation=torch.nn.functional.relu,
hidden_activation=torch.nn.functional.tanh,
output_activation=torch.nn.functional.tanh,
layer_norm=variant['algo_params']['use_layer_norm']
# batch_norm=True
)
# Make the neural process
# in the initial version we are assuming all trajectories have the same length
timestep_enc_params = variant['algo_params']['np_params'][
'traj_enc_params']['timestep_enc_params']
traj_enc_params = variant['algo_params']['np_params']['traj_enc_params'][
'traj_enc_params']
timestep_enc_params['input_size'] = obs_dim + action_dim
traj_samples, _ = train_context_buffer.sample_trajs(1, num_tasks=1)
len_context_traj = traj_samples[0][0]['observations'].shape[0]
len_context_traj = 5
traj_enc_params[
'input_size'] = timestep_enc_params['output_size'] * len_context_traj
traj_enc = TrivialTrajEncoder(timestep_enc_params, traj_enc_params)
trunk_params = variant['algo_params']['np_params']['r2z_map_params'][
'trunk_params']
trunk_params['input_size'] = traj_enc.output_size
split_params = variant['algo_params']['np_params']['r2z_map_params'][
'split_heads_params']
split_params['input_size'] = trunk_params['output_size']
split_params['output_size'] = variant['algo_params']['np_params']['z_dim']
r2z_map = TrivialR2ZMap(trunk_params, split_params)
np_enc = TrivialNPEncoder(
variant['algo_params']['np_params']['np_enc_params']['agg_type'],
traj_enc, r2z_map)
train_task_params_sampler, test_task_params_sampler = get_meta_env_params_iters(
env_specs)
algorithm = NeuralProcessBC(
meta_test_env, # env is the test env, training_env is the training env (following rlkit original setup)
policy,
train_context_buffer,
train_test_buffer,
test_context_buffer,
test_test_buffer,
np_enc,
train_task_params_sampler=train_task_params_sampler,
test_task_params_sampler=test_task_params_sampler,
training_env=meta_train_env, # the env used for generating trajectories
**variant['algo_params'])
if ptu.gpu_enabled():
algorithm.cuda()
algorithm.train()
return 1
def experiment(specs):
# this is just bad nomenclature: specific_exp_dir is the dir where you will find
# the specific experiment run (with a particular seed etc.) of the expert policy
# to use for generating trajectories
if not specs['use_scripted_policy']:
policy_is_scripted = False
expert = joblib.load(path.join(specs['expert_dir'],
'extra_data.pkl'))['algorithm']
# max_path_length = expert.max_path_length
max_path_length = specs['max_path_length']
if max_path_length != expert.max_path_length:
print('\n\nUsing max_path_length {}! Expert\'s was {}!'.format(
max_path_length, expert.max_path_length))
attrs = [
'max_path_length', 'policy_uses_pixels', 'policy_uses_task_params',
'no_terminal'
]
expert_policy_specs = {att: getattr(expert, att) for att in attrs}
expert_policy_specs['wrap_absorbing'] = specs['wrap_absorbing']
no_terminal = specs['no_terminal']
else:
policy_is_scripted = True
max_path_length = specs['max_path_length']
wrap_absorbing = specs['wrap_absorbing']
expert_policy_specs = {
'policy_uses_pixels':
specs['policy_uses_pixels'],
'policy_uses_task_params':
specs['policy_uses_task_params'],
'concat_task_params_to_policy_obs':
specs['concat_task_params_to_policy_obs']
}
no_terminal = specs['no_terminal']
expert = get_scripted_policy(specs['scripted_policy_name'])
# set up the envs
env_specs = specs['env_specs']
meta_train_env, meta_test_env = get_meta_env(env_specs)
# get the task param iterators for the meta envs
meta_train_params_sampler, meta_test_params_sampler = get_meta_env_params_iters(
env_specs)
# make the replay buffers
if specs['wrap_absorbing']:
_max_buffer_size = (max_path_length +
2) * specs['num_rollouts_per_task']
else:
_max_buffer_size = max_path_length * specs['num_rollouts_per_task']
_max_buffer_size = int(
np.ceil(_max_buffer_size / float(specs['subsample_factor']))) + 10
# + 10 is just in case somewhere someone uses ._size of replay buffers incorrectly
buffer_constructor = lambda env_for_buffer: MetaEnvReplayBuffer(
_max_buffer_size,
env_for_buffer,
policy_uses_pixels=specs['student_policy_uses_pixels'],
# we don't want the student policy to be looking at true task parameters
policy_uses_task_params=False,
concat_task_params_to_policy_obs=False)
train_context_buffer = buffer_constructor(meta_train_env)
test_context_buffer = buffer_constructor(meta_test_env)
render = specs['render']
check_for_success = specs['check_for_success']
# fill the train buffers
fill_buffer(train_context_buffer,
meta_train_env,
expert,
expert_policy_specs,
meta_train_params_sampler,
specs['num_rollouts_per_task'],
max_path_length,
no_terminal=no_terminal,
wrap_absorbing=specs['wrap_absorbing'],
policy_is_scripted=policy_is_scripted,
render=render,
check_for_success=check_for_success,
subsample_factor=specs['subsample_factor'],
deterministic=specs['get_deterministic_expert_demos'])
train_test_buffer = deepcopy(train_context_buffer)
# fill the test buffers
fill_buffer(test_context_buffer,
meta_train_env,
expert,
expert_policy_specs,
meta_test_params_sampler,
specs['num_rollouts_per_task'],
max_path_length,
no_terminal=no_terminal,
wrap_absorbing=specs['wrap_absorbing'],
policy_is_scripted=policy_is_scripted,
render=render,
check_for_success=check_for_success,
subsample_factor=specs['subsample_factor'],
deterministic=specs['get_deterministic_expert_demos'])
test_test_buffer = deepcopy(test_context_buffer)
# save the replay buffers
d = {
'meta_train': {
'context': train_context_buffer,
'test': train_test_buffer
},
'meta_test': {
'context': test_context_buffer,
'test': test_test_buffer
}
}
logger.save_extra_data(d)
return 1
def experiment(variant):
env_specs = variant['env_specs']
if variant['algo_params']['meta']:
env, training_env = get_meta_env(env_specs)
else:
if env_specs['train_test_env']:
env, training_env = get_env(env_specs)
else:
env, _ = get_env(env_specs)
training_env, _ = get_env(env_specs)
if variant['algo_params']['meta']:
train_task_params_sampler, test_task_params_sampler = get_meta_env_params_iters(
env_specs)
print(env.observation_space)
if isinstance(env.observation_space, Dict):
if not variant['algo_params']['policy_uses_pixels']:
obs_dim = int(np.prod(env.observation_space.spaces['obs'].shape))
if variant['algo_params']['policy_uses_task_params']:
obs_dim += int(
np.prod(
env.observation_space.spaces['obs_task_params'].shape))
else:
raise NotImplementedError()
else:
obs_dim = int(np.prod(env.observation_space.shape))
action_dim = int(np.prod(env.action_space.shape))
net_size = variant['net_size']
hidden_sizes = [net_size] * variant['num_hidden_layers']
if variant['use_custom_ant_models']:
assert isinstance(env.observation_space, Dict)
print('CUSTOM ANT WITH LINEAR EMBEDDING OF THE TARGET POSITION')
qf1 = AntRandGoalCustomQFunc(
int(np.prod(
env.observation_space.spaces['obs_task_params'].shape)),
variant['goal_embed_dim'],
hidden_sizes=hidden_sizes,
input_size=int(np.prod(env.observation_space.spaces['obs'].shape))
+ action_dim,
output_size=1,
)
qf2 = AntRandGoalCustomQFunc(
int(np.prod(
env.observation_space.spaces['obs_task_params'].shape)),
variant['goal_embed_dim'],
hidden_sizes=hidden_sizes,
input_size=int(np.prod(env.observation_space.spaces['obs'].shape))
+ action_dim,
output_size=1,
)
vf = AntRandGoalCustomVFunc(
int(np.prod(
env.observation_space.spaces['obs_task_params'].shape)),
variant['goal_embed_dim'],
hidden_sizes=hidden_sizes,
input_size=int(np.prod(env.observation_space.spaces['obs'].shape)),
output_size=1,
)
policy = AntRandGoalCustomReparamTanhMultivariateGaussianPolicy(
int(np.prod(
env.observation_space.spaces['obs_task_params'].shape)),
variant['goal_embed_dim'],
hidden_sizes=hidden_sizes,
obs_dim=int(np.prod(env.observation_space.spaces['obs'].shape)),
action_dim=action_dim,
)
# CUSTOM ANT WITH GATING ACTIVATIONS OF EACH LAYER
# qf1 = AntCustomGatingQFuncV1()
# qf2 = AntCustomGatingQFuncV1()
# vf = AntCustomGatingVFuncV1()
# policy = AntCustomGatingV1ReparamTanhMultivariateGaussianPolicy()
else:
print('Using simple model')
qf1 = FlattenMlp(
hidden_sizes=hidden_sizes,
input_size=obs_dim + action_dim,
output_size=1,
)
qf2 = FlattenMlp(
hidden_sizes=hidden_sizes,
input_size=obs_dim + action_dim,
output_size=1,
)
vf = FlattenMlp(
hidden_sizes=hidden_sizes,
input_size=obs_dim,
output_size=1,
)
policy = ReparamTanhMultivariateGaussianPolicy(
hidden_sizes=hidden_sizes,
obs_dim=obs_dim,
action_dim=action_dim,
)
if variant['algo_params']['meta']:
algorithm = MetaNewSoftActorCritic(
env=env,
training_env=training_env,
policy=policy,
qf1=qf1,
qf2=qf2,
vf=vf,
train_task_params_sampler=train_task_params_sampler,
test_task_params_sampler=test_task_params_sampler,
true_env_obs_dim=int(
np.prod(env.observation_space.spaces['obs'].shape)),
**variant['algo_params'])
else:
algorithm = NewSoftActorCritic(env=env,
training_env=training_env,
policy=policy,
qf1=qf1,
qf2=qf2,
vf=vf,
**variant['algo_params'])
if ptu.gpu_enabled():
algorithm.cuda()
algorithm.train()
return 1
def experiment(variant):
with open(EXPERT_LISTING_YAML_PATH, 'r') as f:
listings = yaml.load(f.read())
expert_dir = listings[variant['expert_name']]['exp_dir']
specific_run = listings[variant['expert_name']]['seed_runs'][variant['expert_seed_run_idx']]
file_to_load = path.join(expert_dir, specific_run, 'extra_data.pkl')
extra_data = joblib.load(file_to_load)
# this script is for the non-meta-learning airl
train_context_buffer, train_test_buffer = extra_data['meta_train']['context'], extra_data['meta_train']['test']
test_context_buffer, test_test_buffer = extra_data['meta_test']['context'], extra_data['meta_test']['test']
# set up the envs
env_specs = variant['env_specs']
meta_train_env, meta_test_env = get_meta_env(env_specs)
# set up the policy and training algorithm
if isinstance(meta_train_env.observation_space, Dict):
if variant['algo_params']['policy_uses_pixels']:
raise NotImplementedError('Not implemented pixel version of things!')
else:
obs_dim = int(np.prod(meta_train_env.observation_space.spaces['obs'].shape))
else:
obs_dim = int(np.prod(meta_train_env.observation_space.shape))
action_dim = int(np.prod(meta_train_env.action_space.shape))
print('obs dim: %d' % obs_dim)
print('act dim: %d' % action_dim)
sleep(3)
# make the disc model
z_dim = variant['algo_params']['np_params']['z_dim']
policy_net_size = variant['policy_net_size']
hidden_sizes = [policy_net_size] * variant['num_hidden_layers']
obs_processor = ObsGatingV1(
clamp_magnitude=variant['gate_logit_clamp_magnitude'],
z_dim=z_dim
)
policy = WithZObsPreprocessedReparamTanhMultivariateGaussianPolicy(
obs_processor,
z_dim,
hidden_sizes=hidden_sizes,
obs_dim=6 + 4,
action_dim=4,
train_preprocess_model=True
)
# Make the neural process
traj_enc = TrivialTrajEncoder(state_only=variant['algo_params']['state_only'])
context_enc = TrivialContextEncoder(
variant['algo_params']['np_params']['agg_type'],
traj_enc,
state_only=variant['algo_params']['state_only']
)
r2z_map = TrivialR2ZMap(z_dim)
np_enc = TrivialNPEncoder(
context_enc,
r2z_map,
state_only=variant['algo_params']['state_only']
)
train_task_params_sampler, test_task_params_sampler = get_meta_env_params_iters(env_specs)
algorithm = NeuralProcessBC(
meta_test_env, # env is the test env, training_env is the training env (following rlkit original setup)
policy,
train_context_buffer,
train_test_buffer,
test_context_buffer,
test_test_buffer,
np_enc,
training_env=meta_train_env, # the env used for generating trajectories
train_task_params_sampler=train_task_params_sampler,
test_task_params_sampler=test_task_params_sampler,
**variant['algo_params']
)
if ptu.gpu_enabled():
algorithm.cuda()
algorithm.train()
return 1
def experiment(variant):
with open(EXPERT_LISTING_YAML_PATH, 'r') as f:
listings = yaml.load(f.read())
expert_dir = listings[variant['expert_name']]['exp_dir']
specific_run = listings[variant['expert_name']]['seed_runs'][
variant['expert_seed_run_idx']]
file_to_load = path.join(expert_dir, specific_run, 'extra_data.pkl')
extra_data = joblib.load(file_to_load)
train_context_buffer, train_test_buffer = extra_data['meta_train'][
'context'], extra_data['meta_train']['test']
test_context_buffer, test_test_buffer = extra_data['meta_test'][
'context'], extra_data['meta_test']['test']
# set up the envs
env_specs = variant['env_specs']
meta_train_env, meta_test_env = get_meta_env(env_specs)
meta_train_env.seed(variant['seed'])
meta_test_env.seed(variant['seed'])
if variant['scale_env_with_given_demo_stats']:
assert not env_specs['normalized']
meta_train_env = ScaledMetaEnv(
meta_train_env,
obs_mean=extra_data['obs_mean'],
obs_std=extra_data['obs_std'],
acts_mean=extra_data['acts_mean'],
acts_std=extra_data['acts_std'],
)
meta_test_env = ScaledMetaEnv(
meta_test_env,
obs_mean=extra_data['obs_mean'],
obs_std=extra_data['obs_std'],
acts_mean=extra_data['acts_mean'],
acts_std=extra_data['acts_std'],
)
# set up the policy and training algorithm
if isinstance(meta_train_env.observation_space, Dict):
if variant['algo_params']['policy_uses_pixels']:
raise NotImplementedError(
'Not implemented pixel version of things!')
else:
obs_dim = int(
np.prod(meta_train_env.observation_space.spaces['obs'].shape))
else:
obs_dim = int(np.prod(meta_train_env.observation_space.shape))
action_dim = int(np.prod(meta_train_env.action_space.shape))
print('obs dim: %d' % obs_dim)
print('act dim: %d' % action_dim)
sleep(3)
# make the disc model
if variant['algo_params']['state_only']:
print('\n\nUSING STATE ONLY DISC\n\n')
if variant['algo_params']['state_only']: raise NotImplementedError()
disc_model = AntLinClassDisc(
obs_dim - 12 + 2 + action_dim,
num_layer_blocks=variant['disc_num_blocks'],
hid_dim=variant['disc_hid_dim'],
hid_act=variant['disc_hid_act'],
use_bn=variant['disc_use_bn'],
clamp_magnitude=variant['disc_clamp_magnitude'],
z_dim=variant['algo_params']['z_dim'])
print(disc_model)
print(disc_model.clamp_magnitude)
if variant['algo_params']['use_target_disc']:
target_disc = disc_model.copy()
else:
target_disc = None
print(disc_model)
print(disc_model.clamp_magnitude)
z_dim = variant['algo_params']['z_dim']
policy_net_size = variant['policy_net_size']
hidden_sizes = [policy_net_size] * variant['num_hidden_layers']
qf1 = ObsPreprocessedQFunc(
disc_model.obs_processor,
z_dim,
hidden_sizes=hidden_sizes,
input_size=obs_dim - 12 + 2 + action_dim,
output_size=1,
wrap_absorbing=variant['algo_params']['wrap_absorbing'])
qf2 = ObsPreprocessedQFunc(
disc_model.obs_processor,
z_dim,
hidden_sizes=hidden_sizes,
input_size=obs_dim - 12 + 2 + action_dim,
output_size=1,
wrap_absorbing=variant['algo_params']['wrap_absorbing'])
vf = ObsPreprocessedVFunc(
disc_model.obs_processor,
z_dim,
hidden_sizes=hidden_sizes,
input_size=obs_dim - 12 + 2,
output_size=1,
wrap_absorbing=variant['algo_params']['wrap_absorbing'])
policy = WithZObsPreprocessedReparamTanhMultivariateGaussianPolicy(
disc_model.obs_processor,
z_dim,
hidden_sizes=hidden_sizes,
obs_dim=obs_dim - 12 + 2,
action_dim=action_dim)
policy_optimizer = NewSoftActorCritic(
policy=policy,
qf1=qf1,
qf2=qf2,
vf=vf,
wrap_absorbing=variant['algo_params']['wrap_absorbing'],
**variant['policy_params'])
# make the encoder
encoder = TimestepBasedEncoder(
2 * obs_dim if variant['algo_params']['state_only'] else 2 * obs_dim +
action_dim, #(s,a,s')
variant['algo_params']['r_dim'],
variant['algo_params']['z_dim'],
variant['algo_params']['enc_hid_dim'],
variant['algo_params']['r2z_hid_dim'],
variant['algo_params']['num_enc_layer_blocks'],
hid_act='relu',
use_bn=True,
within_traj_agg=variant['algo_params']['within_traj_agg'],
state_only=variant['algo_params']['state_only'])
# ---------------
# traj_enc = ConvTrajEncoder(
# variant['algo_params']['np_params']['traj_enc_params']['num_conv_layers'],
# obs_dim + action_dim if not variant['algo_params']['state_only'] else obs_dim,
# variant['algo_params']['np_params']['traj_enc_params']['channels'],
# variant['algo_params']['np_params']['traj_enc_params']['kernel'],
# variant['algo_params']['np_params']['traj_enc_params']['stride'],
# )
# Dc2R_map = Dc2RMap(
# variant['algo_params']['np_params']['Dc2r_params']['agg_type'],
# traj_enc,
# state_only=variant['algo_params']['state_only']
# )
# r2z_map = R2ZMap(
# variant['algo_params']['np_params']['r2z_params']['num_layers'],
# variant['algo_params']['np_params']['traj_enc_params']['channels'],
# variant['algo_params']['np_params']['r2z_params']['hid_dim'],
# variant['algo_params']['z_dim']
# )
# encoder = NPEncoder(
# Dc2R_map,
# r2z_map,
# )
train_task_params_sampler, test_task_params_sampler = get_meta_env_params_iters(
env_specs)
algorithm = NeuralProcessAIRL(
meta_test_env, # env is the test env, training_env is the training env (following rlkit original setup)
policy,
disc_model,
train_context_buffer,
train_test_buffer,
test_context_buffer,
test_test_buffer,
encoder,
policy_optimizer,
training_env=meta_train_env, # the env used for generating trajectories
train_task_params_sampler=train_task_params_sampler,
test_task_params_sampler=test_task_params_sampler,
target_disc=target_disc,
**variant['algo_params'])
if ptu.gpu_enabled():
algorithm.cuda()
algorithm.train()
return 1
# 'normalized': False
# }
env_specs = {
'base_env_name': 'meta_simple_meta_reacher',
'normalized': False,
'need_pixels': True,
'render_kwargs': {
'height': 64,
'width': 64,
'camera_id': 0
}
}
meta_train_env, meta_test_env = get_meta_env(env_specs)
meta_train_params_sampler, meta_test_params_sampler = get_meta_env_params_iters(
env_specs)
buffer = d['meta_train']['context']
buffer.policy_uses_pixels = True
task_params, obs_task_params = meta_train_params_sampler.sample()
meta_train_env.reset(task_params=task_params, obs_task_params=obs_task_params)
task_id = meta_train_env.task_identifier
# print(buffer.num_steps_can_sample())
# print(buffer.task_replay_buffers.keys())
# trajs, sample_params = buffer.sample_trajs(2, num_tasks=2)
# print(sample_params)
# print(buffer.policy_uses_pixels)
def experiment(variant):
# set up the envs
env_specs = variant['env_specs']
meta_train_env, meta_test_env = get_meta_env(env_specs)
meta_train_env.seed(variant['seed'])
meta_test_env.seed(variant['seed'])
# set up the policy and training algorithm
if isinstance(meta_train_env.observation_space, Dict):
if variant['algo_params']['policy_uses_pixels']:
raise NotImplementedError(
'Not implemented pixel version of things!')
else:
obs_dim = int(
np.prod(meta_train_env.observation_space.spaces['obs'].shape))
else:
obs_dim = int(np.prod(meta_train_env.observation_space.shape))
action_dim = int(np.prod(meta_train_env.action_space.shape))
print('obs dim: %d' % obs_dim)
print('act dim: %d' % action_dim)
sleep(3)
z_dim = variant['algo_params']['z_dim']
policy_net_size = variant['policy_net_size']
hidden_sizes = [policy_net_size] * variant['num_hidden_layers']
qf1 = FlattenMlp(
hidden_sizes=hidden_sizes,
input_size=obs_dim + action_dim + z_dim,
output_size=1,
)
qf2 = FlattenMlp(
hidden_sizes=hidden_sizes,
input_size=obs_dim + action_dim + z_dim,
output_size=1,
)
vf = FlattenMlp(
hidden_sizes=hidden_sizes,
input_size=obs_dim + z_dim,
output_size=1,
)
policy = ReparamTanhMultivariateGaussianPolicy(
hidden_sizes=hidden_sizes,
obs_dim=obs_dim + z_dim,
action_dim=action_dim,
)
# make the encoder
encoder = TimestepBasedEncoder(
2 * obs_dim + action_dim, #(s,a,s')
variant['algo_params']['r_dim'],
variant['algo_params']['z_dim'],
variant['algo_params']['enc_hid_dim'],
variant['algo_params']['r2z_hid_dim'],
variant['algo_params']['num_enc_layer_blocks'],
hid_act='relu',
use_bn=True,
within_traj_agg=variant['algo_params']['within_traj_agg'],
state_only=False)
train_task_params_sampler, test_task_params_sampler = get_meta_env_params_iters(
env_specs)
algorithm = PEARL(
meta_test_env, # env is the test env, training_env is the training env (following rlkit original setup)
policy,
qf1,
qf2,
vf,
encoder,
# z_dim,
training_env=meta_train_env, # the env used for generating trajectories
train_task_params_sampler=train_task_params_sampler,
test_task_params_sampler=test_task_params_sampler,
**variant['algo_params'])
if ptu.gpu_enabled():
algorithm.cuda()
algorithm.train()
return 1
def experiment(variant):
with open(EXPERT_LISTING_YAML_PATH, 'r') as f:
listings = yaml.load(f.read())
expert_dir = listings[variant['expert_name']]['exp_dir']
specific_run = listings[variant['expert_name']]['seed_runs'][
variant['expert_seed_run_idx']]
file_to_load = path.join(expert_dir, specific_run, 'extra_data.pkl')
extra_data = joblib.load(file_to_load)
# this script is for the non-meta-learning AIRL
train_context_buffer, train_test_buffer = extra_data['meta_train'][
'context'], extra_data['meta_train']['test']
test_context_buffer, test_test_buffer = extra_data['meta_test'][
'context'], extra_data['meta_test']['test']
# set up the envs
env_specs = variant['env_specs']
meta_train_env, meta_test_env = get_meta_env(env_specs)
meta_train_env.seed(variant['seed'])
meta_test_env.seed(variant['seed'])
# set up the policy and training algorithm
if isinstance(meta_train_env.observation_space, Dict):
if variant['algo_params']['policy_uses_pixels']:
raise NotImplementedError(
'Not implemented pixel version of things!')
else:
obs_dim = int(
np.prod(meta_train_env.observation_space.spaces['obs'].shape))
else:
obs_dim = int(np.prod(meta_train_env.observation_space.shape))
action_dim = int(np.prod(meta_train_env.action_space.shape))
print('obs dim: %d' % obs_dim)
print('act dim: %d' % action_dim)
sleep(3)
# make the disc model
if variant['algo_params']['state_only']:
print('\n\nUSING STATE ONLY DISC\n\n')
disc_model = StandardMetaDisc(
2 * obs_dim + action_dim + variant['algo_params']['z_dim']
if not variant['algo_params']['state_only'] else 2 * obs_dim +
variant['algo_params']['z_dim'],
num_layer_blocks=variant['disc_num_blocks'],
hid_dim=variant['disc_hid_dim'],
hid_act=variant['disc_hid_act'],
use_bn=variant['disc_use_bn'],
clamp_magnitude=variant['disc_clamp_magnitude'])
print(disc_model)
print(disc_model.clamp_magnitude)
if variant['algo_params']['use_target_disc']:
target_disc = disc_model.copy()
else:
target_disc = None
print(disc_model)
print(disc_model.clamp_magnitude)
z_dim = variant['algo_params']['z_dim']
policy_net_size = variant['policy_net_size']
hidden_sizes = [policy_net_size] * variant['num_hidden_layers']
qf1 = FlattenMlp(
hidden_sizes=hidden_sizes,
input_size=obs_dim + action_dim + z_dim,
output_size=1,
)
qf2 = FlattenMlp(
hidden_sizes=hidden_sizes,
input_size=obs_dim + action_dim + z_dim,
output_size=1,
)
vf = FlattenMlp(
hidden_sizes=hidden_sizes,
input_size=obs_dim + z_dim,
output_size=1,
)
policy = ReparamTanhMultivariateGaussianPolicy(
hidden_sizes=hidden_sizes,
obs_dim=obs_dim + z_dim,
action_dim=action_dim,
)
policy_optimizer = NewSoftActorCritic(
policy=policy,
qf1=qf1,
qf2=qf2,
vf=vf,
wrap_absorbing=variant['algo_params']['wrap_absorbing'],
**variant['policy_params'])
# make the encoder
encoder = TimestepBasedEncoder(
2 * obs_dim + action_dim, #(s,a,s')
variant['algo_params']['r_dim'],
variant['algo_params']['z_dim'],
variant['algo_params']['enc_hid_dim'],
variant['algo_params']['r2z_hid_dim'],
variant['algo_params']['num_enc_layer_blocks'],
hid_act='relu',
use_bn=True,
)
train_task_params_sampler, test_task_params_sampler = get_meta_env_params_iters(
env_specs)
algorithm = MetaFAIRL(
meta_test_env, # env is the test env, training_env is the training env (following rlkit original setup)
policy,
disc_model,
train_context_buffer,
train_test_buffer,
test_context_buffer,
test_test_buffer,
encoder,
policy_optimizer,
training_env=meta_train_env, # the env used for generating trajectories
train_task_params_sampler=train_task_params_sampler,
test_task_params_sampler=test_task_params_sampler,
target_disc=target_disc,
**variant['algo_params'])
if ptu.gpu_enabled():
algorithm.cuda()
algorithm.train()
return 1
def experiment(variant):
with open(EXPERT_LISTING_YAML_PATH, 'r') as f:
listings = yaml.load(f.read())
expert_dir = listings[variant['expert_name']]['exp_dir']
specific_run = listings[variant['expert_name']]['seed_runs'][variant['expert_seed_run_idx']]
file_to_load = path.join(expert_dir, specific_run, 'extra_data.pkl')
extra_data = joblib.load(file_to_load)
# this script is for the non-meta-learning airl
train_context_buffer, train_test_buffer = extra_data['meta_train']['context'], extra_data['meta_train']['test']
test_context_buffer, test_test_buffer = extra_data['meta_test']['context'], extra_data['meta_test']['test']
# set up the envs
env_specs = variant['env_specs']
meta_train_env, meta_test_env = get_meta_env(env_specs)
# set up the policy and training algorithm
obs_dim = int(np.prod(meta_train_env.observation_space.spaces['obs'].shape))
action_dim = int(np.prod(meta_train_env.action_space.shape))
print('obs dim: %d' % obs_dim)
print('act dim: %d' % action_dim)
sleep(3)
# make the disc model
z_dim = variant['algo_params']['z_dim']
# make the MLP
hidden_sizes = [variant['algo_params']['mlp_hid_dim']] * variant['algo_params']['mlp_layers']
obs_task_params_dim = int(np.prod(meta_train_env.observation_space.spaces['obs_task_params'].shape))
mlp = Mlp(
hidden_sizes,
output_size=obs_task_params_dim if variant['algo_params']['training_regression'] else 1,
input_size=z_dim if variant['algo_params']['training_regression'] else z_dim + 2*obs_task_params_dim,
batch_norm=variant['algo_params']['mlp_use_bn']
)
# Make the encoder
encoder = TimestepBasedEncoder(
2*obs_dim + action_dim, #(s,a,s')
variant['algo_params']['r_dim'],
variant['algo_params']['z_dim'],
variant['algo_params']['enc_hid_dim'],
variant['algo_params']['r2z_hid_dim'],
variant['algo_params']['num_enc_layer_blocks'],
hid_act='relu',
use_bn=True,
within_traj_agg=variant['algo_params']['within_traj_agg']
)
# ---------------
# encoder = WeightShareTimestepBasedEncoder(
# obs_dim,
# action_dim,
# 64,
# variant['algo_params']['r_dim'],
# variant['algo_params']['z_dim'],
# variant['algo_params']['enc_hid_dim'],
# variant['algo_params']['r2z_hid_dim'],
# variant['algo_params']['num_enc_layer_blocks'],
# hid_act='relu',
# use_bn=True,
# within_traj_agg=variant['algo_params']['within_traj_agg']
# )
# ---------------
# traj_enc = ConvTrajEncoder(
# variant['algo_params']['np_params']['traj_enc_params']['num_conv_layers'],
# # obs_dim + action_dim,
# obs_dim + action_dim + obs_dim,
# variant['algo_params']['np_params']['traj_enc_params']['channels'],
# variant['algo_params']['np_params']['traj_enc_params']['kernel'],
# variant['algo_params']['np_params']['traj_enc_params']['stride'],
# )
# Dc2R_map = Dc2RMap(
# variant['algo_params']['np_params']['Dc2r_params']['agg_type'],
# traj_enc,
# state_only=False
# )
# r2z_map = R2ZMap(
# variant['algo_params']['np_params']['r2z_params']['num_layers'],
# variant['algo_params']['np_params']['traj_enc_params']['channels'],
# variant['algo_params']['np_params']['r2z_params']['hid_dim'],
# variant['algo_params']['z_dim']
# )
# encoder = NPEncoder(
# Dc2R_map,
# r2z_map,
# )
train_task_params_sampler, test_task_params_sampler = get_meta_env_params_iters(env_specs)
algorithm = UpperBound(
meta_train_env,
train_context_buffer,
train_test_buffer,
test_context_buffer,
test_test_buffer,
mlp,
encoder,
**variant['algo_params']
)
if ptu.gpu_enabled():
algorithm.cuda()
algorithm.train()
return 1
