def __init__(self, algo):
"""
:type algo: BatchPolopt
"""
self.algo = algo
if self.algo.num_workers > 1:
parallel_sampler.initialize(n_parallel=self.algo.num_workers)
def _init(args):
env_name = args.env_name
print('Using environment %s' % env_name)
params_dict = {
'env_name': [env_name],
'rundir': [args.rundir],
'ent_wt': [args.trpo_ent],
'trpo_step': [args.trpo_step],
'hid_size': [args.hid_size],
'hid_layers': [args.hid_layers],
'many_runs': [args.repeat > 1]
}
if args.repeat > 1:
# stacked parallel thing doesn't work, bleh
warnings.warn(
"You're trying to use --repeat N for N > 1, but that "
"disables parallel sampling. This is probably going to be "
"heinously slow or something, use at own risk.")
# parallel_sampler.initialize(n_parallel=1)
# parallel_sampler.set_seed(1)
run_sweep_parallel(main, params_dict, repeat=args.repeat)
else:
parallel_sampler.initialize(n_parallel=8)
parallel_sampler.set_seed(1)
run_sweep_serial(main, params_dict, repeat=1)
def __init__(self, env, args):
self.env = env
self.args = args
# Parallel setup
parallel_sampler.initialize(n_parallel=args.n_parallel)
if args.seed is not None:
set_seed(args.seed)
parallel_sampler.set_seed(args.seed)
def __init__(self, env, args):
self.env = env
self.args = args
# Parallel setup
parallel_sampler.initialize(n_parallel=args.n_parallel)
if args.seed is not None:
set_seed(args.seed)
parallel_sampler.set_seed(args.seed)
def __init__(self, env, args):
self.env = env
self.args = args
# Parallel setup
parallel_sampler.initialize(n_parallel=args.n_parallel)
if args.seed is not None:
set_seed(args.seed)
parallel_sampler.set_seed(args.seed)
index = 0
env, policy = self.parse_env_args(env, args)
self.algo = self.setup(env, policy, start_itr=index)
def setup(seed, n_parallel, log_dir):
if seed is not None:
set_seed(seed)
if n_parallel > 0:
from rllab.sampler import parallel_sampler
parallel_sampler.initialize(n_parallel=n_parallel)
if seed is not None:
parallel_sampler.set_seed(seed)
if os.path.isdir(log_dir) == False:
os.makedirs(log_dir, exist_ok=True)
logger.set_snapshot_dir(log_dir)
logger.add_tabular_output(log_dir + '/progress.csv')
def run_experiment(algo,
n_parallel=0,
seed=0,
plot=False,
log_dir=None,
exp_name=None,
snapshot_mode='last',
snapshot_gap=1,
exp_prefix='experiment',
log_tabular_only=False):
default_log_dir = config.LOG_DIR + "/local/" + exp_prefix
set_seed(seed)
if exp_name is None:
now = datetime.datetime.now(dateutil.tz.tzlocal())
timestamp = now.strftime('%Y_%m_%d_%H_%M_%S_%f_%Z')
exp_name = 'experiment_%s' % (timestamp)
if n_parallel > 0:
from rllab.sampler import parallel_sampler
parallel_sampler.initialize(n_parallel=n_parallel)
parallel_sampler.set_seed(seed)
if plot:
from rllab.plotter import plotter
plotter.init_worker()
if log_dir is None:
log_dir = osp.join(default_log_dir, exp_name)
tabular_log_file = osp.join(log_dir, 'progress.csv')
text_log_file = osp.join(log_dir, 'debug.log')
#params_log_file = osp.join(log_dir, 'params.json')
#logger.log_parameters_lite(params_log_file, args)
logger.add_text_output(text_log_file)
logger.add_tabular_output(tabular_log_file)
prev_snapshot_dir = logger.get_snapshot_dir()
prev_mode = logger.get_snapshot_mode()
logger.set_snapshot_dir(log_dir)
logger.set_snapshot_mode(snapshot_mode)
logger.set_snapshot_gap(snapshot_gap)
logger.set_log_tabular_only(log_tabular_only)
logger.push_prefix("[%s] " % exp_name)
algo.train()
logger.set_snapshot_mode(prev_mode)
logger.set_snapshot_dir(prev_snapshot_dir)
logger.remove_tabular_output(tabular_log_file)
logger.remove_text_output(text_log_file)
logger.pop_prefix()
def run_experiment(argv):
default_log_dir = config.LOG_DIR
now = datetime.datetime.now(dateutil.tz.tzlocal())
# avoid name clashes when running distributed jobs
rand_id = str(uuid.uuid4())[:5]
timestamp = now.strftime('%Y_%m_%d_%H_%M_%S_%f_%Z')
default_exp_name = 'experiment_%s_%s' % (timestamp, rand_id)
parser = argparse.ArgumentParser()
parser.add_argument(
'--n_parallel',
type=int,
default=1,
help=
'Number of parallel workers to perform rollouts. 0 => don\'t start any workers'
)
parser.add_argument('--exp_name',
type=str,
default=default_exp_name,
help='Name of the experiment.')
parser.add_argument('--log_dir',
type=str,
default=None,
help='Path to save the log and iteration snapshot.')
parser.add_argument('--snapshot_mode',
type=str,
default='all',
help='Mode to save the snapshot. Can be either "all" '
'(all iterations will be saved), "last" (only '
'the last iteration will be saved), "gap" (every'
'`snapshot_gap` iterations are saved), or "none" '
'(do not save snapshots)')
parser.add_argument('--snapshot_gap',
type=int,
default=1,
help='Gap between snapshot iterations.')
parser.add_argument('--tabular_log_file',
type=str,
default='progress.csv',
help='Name of the tabular log file (in csv).')
parser.add_argument('--text_log_file',
type=str,
default='debug.log',
help='Name of the text log file (in pure text).')
parser.add_argument('--tensorboard_log_dir',
type=str,
default='tb',
help='Name of the folder for tensorboard_summary.')
parser.add_argument(
'--tensorboard_step_key',
type=str,
default=None,
help=
'Name of the step key in log data which shows the step in tensorboard_summary.'
)
parser.add_argument('--params_log_file',
type=str,
default='params.json',
help='Name of the parameter log file (in json).')
parser.add_argument('--variant_log_file',
type=str,
default='variant.json',
help='Name of the variant log file (in json).')
parser.add_argument(
'--resume_from',
type=str,
default=None,
help='Name of the pickle file to resume experiment from.')
parser.add_argument('--plot',
type=ast.literal_eval,
default=False,
help='Whether to plot the iteration results')
parser.add_argument(
'--log_tabular_only',
type=ast.literal_eval,
default=False,
help=
'Whether to only print the tabular log information (in a horizontal format)'
)
parser.add_argument('--seed', type=int, help='Random seed for numpy')
parser.add_argument('--args_data',
type=str,
help='Pickled data for stub objects')
parser.add_argument('--variant_data',
type=str,
help='Pickled data for variant configuration')
parser.add_argument('--use_cloudpickle',
type=ast.literal_eval,
default=False)
parser.add_argument('--checkpoint_dir',
type=str,
default='checkpoint',
help='Name of the folder for checkpoints.')
parser.add_argument('--obs_dir',
type=str,
default='obs',
help='Name of the folder for original observations.')
args = parser.parse_args(argv[1:])
if args.seed is not None:
set_seed(args.seed)
if args.n_parallel > 0:
from rllab.sampler import parallel_sampler
parallel_sampler.initialize(n_parallel=args.n_parallel)
if args.seed is not None:
parallel_sampler.set_seed(args.seed)
if args.plot:
from rllab.plotter import plotter
plotter.init_worker()
if args.log_dir is None:
log_dir = osp.join(default_log_dir, args.exp_name)
else:
log_dir = args.log_dir
tabular_log_file = osp.join(log_dir, args.tabular_log_file)
text_log_file = osp.join(log_dir, args.text_log_file)
params_log_file = osp.join(log_dir, args.params_log_file)
tensorboard_log_dir = osp.join(log_dir, args.tensorboard_log_dir)
checkpoint_dir = osp.join(log_dir, args.checkpoint_dir)
obs_dir = osp.join(log_dir, args.obs_dir)
if args.variant_data is not None:
variant_data = pickle.loads(base64.b64decode(args.variant_data))
variant_log_file = osp.join(log_dir, args.variant_log_file)
logger.log_variant(variant_log_file, variant_data)
else:
variant_data = None
if not args.use_cloudpickle:
logger.log_parameters_lite(params_log_file, args)
logger.add_text_output(text_log_file)
logger.add_tabular_output(tabular_log_file)
logger.set_tensorboard_dir(tensorboard_log_dir)
logger.set_checkpoint_dir(checkpoint_dir)
logger.set_obs_dir(obs_dir)
prev_snapshot_dir = logger.get_snapshot_dir()
prev_mode = logger.get_snapshot_mode()
logger.set_snapshot_dir(log_dir)
logger.set_snapshot_mode(args.snapshot_mode)
logger.set_snapshot_gap(args.snapshot_gap)
logger.set_log_tabular_only(args.log_tabular_only)
logger.set_tensorboard_step_key(args.tensorboard_step_key)
logger.push_prefix("[%s] " % args.exp_name)
git_commit = get_git_commit_hash()
logger.log('Git commit: {}'.format(git_commit))
git_diff_file_path = osp.join(log_dir,
'git_diff_{}.patch'.format(git_commit))
save_git_diff_to_file(git_diff_file_path)
logger.log('hostname: {}, pid: {}, tmux session: {}'.format(
socket.gethostname(), os.getpid(), get_tmux_session_name()))
if args.resume_from is not None:
data = joblib.load(args.resume_from)
assert 'algo' in data
algo = data['algo']
algo.train()
else:
# read from stdin
if args.use_cloudpickle:
import cloudpickle
method_call = cloudpickle.loads(base64.b64decode(args.args_data))
method_call(variant_data)
else:
data = pickle.loads(base64.b64decode(args.args_data))
maybe_iter = concretize(data)
if is_iterable(maybe_iter):
for _ in maybe_iter:
pass
logger.set_snapshot_mode(prev_mode)
logger.set_snapshot_dir(prev_snapshot_dir)
logger.remove_tabular_output(tabular_log_file)
logger.remove_text_output(text_log_file)
logger.pop_prefix()
def main():
now = datetime.datetime.now(dateutil.tz.tzlocal())
rand_id = str(uuid.uuid4())[:5]
timestamp = now.strftime('%Y_%m_%d_%H_%M_%S_%f_%Z')
default_exp_name = 'experiment_%s_%s' % (timestamp, rand_id)
parser = argparse.ArgumentParser()
parser.add_argument(
'--exp_name', type=str, default=default_exp_name, help='Name of the experiment.')
parser.add_argument('--discount', type=float, default=0.95)
parser.add_argument('--gae_lambda', type=float, default=0.99)
parser.add_argument('--n_iter', type=int, default=250)
parser.add_argument('--sampler_workers', type=int, default=1)
parser.add_argument('--max_traj_len', type=int, default=250)
parser.add_argument('--update_curriculum', action='store_true', default=False)
parser.add_argument('--n_timesteps', type=int, default=8000)
parser.add_argument('--control', type=str, default='centralized')
parser.add_argument('--control', type=str, default='centralized')
parser.add_argument('--buffer_size', type=int, default=1)
parser.add_argument('--n_good', type=int, default=3)
parser.add_argument('--n_hostage', type=int, default=5)
parser.add_argument('--n_bad', type=int, default=5)
parser.add_argument('--n_coop_save', type=int, default=2)
parser.add_argument('--n_coop_avoid', type=int, default=2)
parser.add_argument('--n_sensors', type=int, default=20)
parser.add_argument('--sensor_range', type=float, default=0.2)
parser.add_argument('--save_reward', type=float, default=3)
parser.add_argument('--hit_reward', type=float, default=-1)
parser.add_argument('--encounter_reward', type=float, default=0.01)
parser.add_argument('--bomb_reward', type=float, default=-10.)
parser.add_argument('--recurrent', action='store_true', default=False)
parser.add_argument('--baseline_type', type=str, default='linear')
parser.add_argument('--policy_hidden_sizes', type=str, default='128,128')
parser.add_argument('--baselin_hidden_sizes', type=str, default='128,128')
parser.add_argument('--max_kl', type=float, default=0.01)
parser.add_argument('--log_dir', type=str, required=False)
parser.add_argument('--tabular_log_file', type=str, default='progress.csv',
help='Name of the tabular log file (in csv).')
parser.add_argument('--text_log_file', type=str, default='debug.log',
help='Name of the text log file (in pure text).')
parser.add_argument('--params_log_file', type=str, default='params.json',
help='Name of the parameter log file (in json).')
parser.add_argument('--seed', type=int,
help='Random seed for numpy')
parser.add_argument('--args_data', type=str,
help='Pickled data for stub objects')
parser.add_argument('--snapshot_mode', type=str, default='all',
help='Mode to save the snapshot. Can be either "all" '
'(all iterations will be saved), "last" (only '
'the last iteration will be saved), or "none" '
'(do not save snapshots)')
parser.add_argument('--log_tabular_only', type=ast.literal_eval, default=False,
help='Whether to only print the tabular log information (in a horizontal format)')
args = parser.parse_args()
parallel_sampler.initialize(n_parallel=args.sampler_workers)
if args.seed is not None:
set_seed(args.seed)
parallel_sampler.set_seed(args.seed)
args.hidden_sizes = tuple(map(int, args.policy_hidden_sizes.split(',')))
centralized = True if args.control == 'centralized' else False
sensor_range = np.array(map(float, args.sensor_range.split(',')))
assert sensor_range.shape == (args.n_pursuers,)
env = ContinuousHostageWorld(args.n_good, args.n_hostage, args.n_bad, args.n_coop_save,
args.n_coop_avoid, n_sensors=args.n_sensors,
sensor_range=args.sensor_range, save_reward=args.save_reward,
hit_reward=args.hit_reward, encounter_reward=args.encounter_reward,
bomb_reward=args.bomb_reward)
env = RLLabEnv(StandardizedEnv(env), mode=args.control)
if args.buffer_size > 1:
env = ObservationBuffer(env, args.buffer_size)
if args.recurrent:
policy = GaussianGRUPolicy(env_spec=env.spec, hidden_sizes=args.hidden_sizes)
else:
policy = GaussianMLPPolicy(env_spec=env.spec, hidden_sizes=args.hidden_sizes)
if args.baseline_type == 'linear':
baseline = LinearFeatureBaseline(env_spec=env.spec)
else:
baseline = ZeroBaseline(obsfeat_space)
# logger
default_log_dir = config.LOG_DIR
if args.log_dir is None:
log_dir = osp.join(default_log_dir, args.exp_name)
else:
log_dir = args.log_dir
tabular_log_file = osp.join(log_dir, args.tabular_log_file)
text_log_file = osp.join(log_dir, args.text_log_file)
params_log_file = osp.join(log_dir, args.params_log_file)
logger.log_parameters_lite(params_log_file, args)
logger.add_text_output(text_log_file)
logger.add_tabular_output(tabular_log_file)
prev_snapshot_dir = logger.get_snapshot_dir()
prev_mode = logger.get_snapshot_mode()
logger.set_snapshot_dir(log_dir)
logger.set_snapshot_mode(args.snapshot_mode)
logger.set_log_tabular_only(args.log_tabular_only)
logger.push_prefix("[%s] " % args.exp_name)
algo = TRPO(env=env,
policy=policy,
baseline=baseline,
batch_size=args.n_timesteps,
max_path_length=args.max_traj_len,
n_itr=args.n_iter,
discount=args.discount,
step_size=args.max_kl,
mode=args.control,)
algo.train()
def before_experiment(cfg, results):
#initialize the parallel workers
if cfg['num_cores'] > 1:
from rllab.sampler import parallel_sampler
parallel_sampler.initialize(cfg['num_cores'])
def __init__(self, env, args):
self.args = args
# Parallel setup
parallel_sampler.initialize(n_parallel=args.n_parallel)
if args.seed is not None:
set_seed(args.seed)
parallel_sampler.set_seed(args.seed)
env, policy = rllab_envpolicy_parser(env, args)
if not args.algo == 'thddpg':
# Baseline
if args.baseline_type == 'linear':
baseline = LinearFeatureBaseline(env_spec=env.spec)
elif args.baseline_type == 'zero':
baseline = ZeroBaseline(env_spec=env.spec)
else:
raise NotImplementedError(args.baseline_type)
# Logger
default_log_dir = config.LOG_DIR
if args.log_dir is None:
log_dir = osp.join(default_log_dir, args.exp_name)
else:
log_dir = args.log_dir
tabular_log_file = osp.join(log_dir, args.tabular_log_file)
text_log_file = osp.join(log_dir, args.text_log_file)
params_log_file = osp.join(log_dir, args.params_log_file)
logger.log_parameters_lite(params_log_file, args)
logger.add_text_output(text_log_file)
logger.add_tabular_output(tabular_log_file)
prev_snapshot_dir = logger.get_snapshot_dir()
prev_mode = logger.get_snapshot_mode()
logger.set_snapshot_dir(log_dir)
logger.set_snapshot_mode(args.snapshot_mode)
logger.set_log_tabular_only(args.log_tabular_only)
logger.push_prefix("[%s] " % args.exp_name)
if args.algo == 'tftrpo':
self.algo = TRPO(
env=env,
policy=policy,
baseline=baseline,
batch_size=args.batch_size,
max_path_length=args.max_path_length,
n_itr=args.n_iter,
discount=args.discount,
gae_lambda=args.gae_lambda,
step_size=args.step_size,
optimizer=ConjugateGradientOptimizer(
hvp_approach=FiniteDifferenceHvp(
base_eps=1e-5)) if args.recurrent else None,
mode=args.control)
elif args.algo == 'thddpg':
qfunc = thContinuousMLPQFunction(env_spec=env.spec)
if args.exp_strategy == 'ou':
es = OUStrategy(env_spec=env.spec)
elif args.exp_strategy == 'gauss':
es = GaussianStrategy(env_spec=env.spec)
else:
raise NotImplementedError()
self.algo = thDDPG(env=env,
policy=policy,
qf=qfunc,
es=es,
batch_size=args.batch_size,
max_path_length=args.max_path_length,
epoch_length=args.epoch_length,
min_pool_size=args.min_pool_size,
replay_pool_size=args.replay_pool_size,
n_epochs=args.n_iter,
discount=args.discount,
scale_reward=0.01,
qf_learning_rate=args.qfunc_lr,
policy_learning_rate=args.policy_lr,
eval_samples=args.eval_samples,
mode=args.control)
def perform_evaluation(num_parallel,
hidden_size,
batch_size,
pathlength,
random_split,
prioritized_split,
adaptive_sample,
initialize_epochs,
grad_epochs,
test_epochs,
append,
task_size,
load_init_policy,
load_split_data,
alternate_update,
accumulate_gradient,
imbalance_sample,
sample_ratio,
split_percentages,
env_name,
seed,
test_num=1,
param_update_start=50,
param_update_frequency=50,
param_update_end=200,
use_param_variance=0,
param_variance_batch=10000,
param_variance_sample=100,
reverse_metric=False):
reps = 1
learning_curves = []
kl_divergences = []
for i in range(len(split_percentages)):
learning_curves.append([])
kl_divergences.append([])
performances = []
diretory = 'data/trained/gradient_temp/rl_split_' + append
if not os.path.exists(diretory):
os.makedirs(diretory)
os.makedirs(diretory + '/policies')
for testit in range(test_num):
print('======== Start Test ', testit, ' ========')
env = normalize(GymEnv(env_name, record_log=False, record_video=False))
dartenv = env._wrapped_env.env.env
if env._wrapped_env.monitoring:
dartenv = dartenv.env
np.random.seed(testit * 3 + seed)
random.seed(testit * 3 + seed)
pre_training_learning_curve = []
policy = GaussianMLPPolicy(
env_spec=env.spec,
# The neural network policy should have two hidden layers, each with 32 hidden units.
hidden_sizes=hidden_size,
# append_dim=2,
net_mode=0,
)
baseline = LinearFeatureBaseline(env_spec=env.spec, additional_dim=0)
if load_init_policy:
policy = joblib.load(diretory + '/init_policy.pkl')
if adaptive_sample:
new_batch_size = int(batch_size / task_size)
else:
new_batch_size = batch_size
algo = TRPO( # _MultiTask(
env=env,
policy=policy,
baseline=baseline,
batch_size=new_batch_size,
max_path_length=pathlength,
n_itr=5,
discount=0.995,
step_size=0.02,
gae_lambda=0.97,
whole_paths=False,
# task_num=task_size,
)
algo.init_opt()
from rllab.sampler import parallel_sampler
parallel_sampler.initialize(n_parallel=num_parallel)
parallel_sampler.set_seed(0)
algo.start_worker()
if not load_init_policy:
for i in range(initialize_epochs):
print('------ Iter ', i, ' in Init Training --------')
if adaptive_sample:
paths = []
reward_paths = []
for t in range(task_size):
paths += algo.sampler.obtain_samples(0, t)
#reward_paths += algo.sampler.obtain_samples(0)
elif imbalance_sample:
paths = []
reward_paths = []
for t in range(task_size):
algo.batch_size = batch_size * sample_ratio[t]
task_path = algo.sampler.obtain_samples(0, t)
paths += task_path
if t == 0:
reward_paths += task_path
else:
paths = algo.sampler.obtain_samples(0)
samples_data = algo.sampler.process_samples(0, paths)
opt_data = algo.optimize_policy(0, samples_data)
pol_aft = (policy.get_param_values())
print(algo.mean_kl(samples_data))
print(dict(logger._tabular)['AverageReturn'])
pre_training_learning_curve.append(
dict(logger._tabular)['AverageReturn'])
joblib.dump(policy, diretory + '/init_policy.pkl', compress=True)
print('------- initial training complete ---------------')
if not load_split_data:
split_data = []
net_weights = []
net_weight_values = []
for i in range(grad_epochs):
cur_param_val = np.copy(policy.get_param_values())
cur_param = copy.deepcopy(policy.get_params())
cp = []
for param in policy._mean_network.get_params():
cp.append(np.copy(param.get_value()))
net_weights.append(cp)
net_weight_values.append(np.copy(policy.get_param_values()))
if adaptive_sample:
paths = []
reward_paths = []
for t in range(task_size):
paths += algo.sampler.obtain_samples(0, t)
#reward_paths += algo.sampler.obtain_samples(0)
elif imbalance_sample:
paths = []
reward_paths = []
for t in range(task_size):
algo.batch_size = batch_size * sample_ratio[t]
task_path = algo.sampler.obtain_samples(0, t)
paths += task_path
if t == 0:
reward_paths += task_path
else:
paths = algo.sampler.obtain_samples(0)
split_data.append(paths)
samples_data = algo.sampler.process_samples(0, paths)
opt_data = algo.optimize_policy(0, samples_data)
pre_training_learning_curve.append(
dict(logger._tabular)['AverageReturn'])
joblib.dump(split_data,
diretory + '/split_data.pkl',
compress=True)
joblib.dump(net_weights,
diretory + '/net_weights.pkl',
compress=True)
joblib.dump(net_weight_values,
diretory + '/net_weight_values.pkl',
compress=True)
joblib.dump(pre_training_learning_curve,
diretory + '/pretrain_learningcurve_' + str(testit) +
'.pkl',
compress=True)
else:
split_data = joblib.load(diretory + '/split_data.pkl')
net_weights = joblib.load(diretory + '/net_weights.pkl')
net_weight_values = joblib.load(diretory +
'/net_weight_values.pkl')
pre_training_learning_curve = joblib.load(
diretory + '/pretrain_learningcurve_' + str(testit) + '.pkl')
task_grads = []
variance_grads = []
for i in range(task_size):
task_grads.append([])
for i in range(grad_epochs):
policy.set_param_values(net_weight_values[i])
task_paths = []
for j in range(task_size):
task_paths.append([])
for path in split_data[i]:
taskid = path['env_infos']['state_index'][-1]
task_paths[taskid].append(path)
for j in range(task_size):
samples_data = algo.sampler.process_samples(
0, task_paths[j], False)
grad = get_gradient(algo, samples_data, False)
task_grads[j].append(grad)
if use_param_variance == 1 and i == grad_epochs - 1:
for j in range(param_variance_sample):
samples_data_ori = algo.sampler.process_samples(
0, split_data[i], False)
samples_data = {}
indices = np.arange(len(samples_data_ori['observations']))
np.random.shuffle(indices)
samples_data["observations"] = samples_data_ori[
"observations"][indices[0:param_variance_batch]]
samples_data["actions"] = samples_data_ori["actions"][
indices[0:param_variance_batch]]
samples_data["rewards"] = samples_data_ori["rewards"][
indices[0:param_variance_batch]]
samples_data["advantages"] = samples_data_ori[
"advantages"][indices[0:param_variance_batch]]
samples_data["agent_infos"] = {}
samples_data["agent_infos"]["log_std"] = samples_data_ori[
"agent_infos"]["log_std"][
indices[0:param_variance_batch]]
samples_data["agent_infos"]["mean"] = samples_data_ori[
"agent_infos"]["mean"][indices[0:param_variance_batch]]
grad = get_gradient(algo, samples_data, False)
variance_grads.append(grad)
algo.sampler.process_samples(0, split_data[i])
weight_variances = []
for i in range(len(task_grads[0][0]) - 1):
weight_variances.append(np.zeros(task_grads[0][0][i].shape))
if use_param_variance == 1:
for k in range(len(task_grads[0][0]) - 1):
one_grad = []
for g in range(len(variance_grads)):
one_grad.append(np.asarray(variance_grads[g][k]))
weight_variances[k] += np.var(one_grad, axis=0)
print('------- collected gradient info -------------')
split_counts = []
for i in range(len(task_grads[0][0]) - 1):
split_counts.append(np.zeros(task_grads[0][0][i].shape))
for i in range(len(task_grads[0])):
for k in range(len(task_grads[0][i]) - 1):
region_gradients = []
for region in range(len(task_grads)):
region_gradients.append(task_grads[region][i][k])
region_gradients = np.array(region_gradients)
if not random_split:
split_counts[k] += np.var(
region_gradients, axis=0
) # * np.abs(net_weights[i][k])# + 100 * (len(task_grads[0][i])-k)
elif prioritized_split:
split_counts[k] += np.random.random(
split_counts[k].shape) * (len(task_grads[0][i]) - k)
else:
split_counts[k] += np.random.random(split_counts[k].shape)
for j in range(len(split_counts)):
plt.figure()
plt.title(policy._mean_network.get_params()[j].name)
if len(split_counts[j].shape) == 2:
plt.imshow(split_counts[j])
plt.colorbar()
elif len(split_counts[j].shape) == 1:
plt.plot(split_counts[j])
plt.savefig(diretory + '/' +
policy._mean_network.get_params()[j].name + '.png')
if use_param_variance:
plt.figure()
plt.title(policy._mean_network.get_params()[j].name)
if len(weight_variances[j].shape) == 2:
plt.imshow(weight_variances[j])
plt.colorbar()
elif len(weight_variances[j].shape) == 1:
plt.plot(weight_variances[j])
plt.savefig(diretory + '/' +
policy._mean_network.get_params()[j].name +
'_variances.png')
algo.shutdown_worker()
# organize the metric into each edges and sort them
split_metrics = []
metrics_list = []
variance_list = []
for k in range(len(task_grads[0][0]) - 1):
for index, value in np.ndenumerate(split_counts[k]):
split_metrics.append(
[k, index, value, weight_variances[k][index]])
metrics_list.append(value)
variance_list.append(weight_variances[k][index])
if use_param_variance == 0:
split_metrics.sort(key=lambda x: x[2], reverse=True)
else:
split_metrics.sort(key=lambda x: x[3], reverse=True)
# test the effect of splitting
total_param_size = len(policy._mean_network.get_param_values())
pred_list = []
# use the optimized network
init_param_value = np.copy(policy.get_param_values())
for split_id, split_percentage in enumerate(split_percentages):
split_param_size = split_percentage * total_param_size
masks = []
for k in range(len(task_grads[0][0]) - 1):
masks.append(np.zeros(split_counts[k].shape))
if split_percentage <= 1.0:
for i in range(int(split_param_size)):
masks[split_metrics[i][0]][split_metrics[i][1]] = 1
else:
threshold = np.mean(metrics_list) + np.std(metrics_list)
print('threashold,', threshold)
for i in range(len(split_metrics)):
if split_metrics[i][2] < threshold:
break
else:
masks[split_metrics[i][0]][split_metrics[i][1]] = 1
mask_split_flat = np.array([])
for k in range(int((len(task_grads[0][0]) - 1) / 2)):
for j in range(task_size):
mask_split_flat = np.concatenate([
mask_split_flat,
np.array(masks[k * 2]).flatten(),
np.array(masks[k * 2 + 1]).flatten()
])
mask_share_flat = np.ones(len(mask_split_flat))
mask_share_flat -= mask_split_flat
if np.abs(split_percentage - 1.0) < 0.0001:
mask_split_flat = np.concatenate(
[mask_split_flat,
np.ones(dartenv.act_dim * task_size)])
mask_share_flat = np.concatenate(
[mask_share_flat,
np.zeros(dartenv.act_dim * task_size)])
else:
mask_split_flat = np.concatenate(
[mask_split_flat,
np.zeros(dartenv.act_dim)])
mask_share_flat = np.concatenate(
[mask_share_flat,
np.ones(dartenv.act_dim)])
policy.set_param_values(init_param_value)
if split_param_size != 0:
if dartenv.avg_div != task_size:
dartenv.avg_div = task_size
dartenv.obs_dim += dartenv.avg_div
high = np.inf * np.ones(dartenv.obs_dim)
low = -high
dartenv.observation_space = spaces.Box(low, high)
env._wrapped_env._observation_space = rllab.envs.gym_env.convert_gym_space(
dartenv.observation_space)
env.spec = rllab.envs.env_spec.EnvSpec(
observation_space=env.observation_space,
action_space=env.action_space,
)
split_policy = GaussianMLPPolicy(
env_spec=env.spec,
# The neural network policy should have two hidden layers, each with 32 hidden units.
hidden_sizes=hidden_size,
# append_dim=2,
net_mode=8,
split_num=task_size,
split_masks=masks,
split_init_net=policy,
split_std=np.abs(split_percentage - 1.0) < 0.0001,
)
else:
split_policy = copy.deepcopy(policy)
if split_param_size == 0:
baseline_add = 0
else:
baseline_add = task_size # use 0 for now, though task_size should in theory improve performance more
split_baseline = LinearFeatureBaseline(env_spec=env.spec,
additional_dim=baseline_add)
new_batch_size = batch_size
if (split_param_size != 0 and alternate_update) or adaptive_sample:
new_batch_size = int(batch_size / task_size)
split_algo = TRPO( # _MultiTask(
env=env,
policy=split_policy,
baseline=split_baseline,
batch_size=new_batch_size,
max_path_length=pathlength,
n_itr=5,
discount=0.995,
step_size=0.02,
gae_lambda=0.97,
whole_paths=False,
# task_num=task_size,
)
split_algo.init_opt()
parallel_sampler.initialize(n_parallel=num_parallel)
parallel_sampler.set_seed(0)
split_algo.start_worker()
if split_param_size != 0:
parallel_sampler.update_env_params({
'avg_div':
dartenv.avg_div,
'obs_dim':
dartenv.obs_dim,
'observation_space':
dartenv.observation_space
})
print('Network parameter size: ', total_param_size,
len(split_policy.get_param_values()))
split_init_param = np.copy(split_policy.get_param_values())
avg_error = 0.0
avg_learning_curve = []
for rep in range(int(reps)):
split_policy.set_param_values(split_init_param)
learning_curve = []
kl_div_curve = []
for i in range(test_epochs):
# if not split
if split_param_size == 0:
paths, _ = get_samples(split_algo, task_size,
adaptive_sample,
imbalance_sample, batch_size,
sample_ratio)
# sanity check
samp_num = 0
for p in paths:
samp_num += len(p['observations'])
print('samp_num: ', samp_num, adaptive_sample,
imbalance_sample)
samples_data = split_algo.sampler.process_samples(
0, paths)
opt_data = split_algo.optimize_policy(0, samples_data)
if imbalance_sample:
reward = 0
for path in reward_paths:
reward += np.sum(path["rewards"])
reward /= len(reward_paths)
else:
reward = float(
(dict(logger._tabular)['AverageReturn']))
kl_div_curve.append(split_algo.mean_kl(samples_data))
print('reward: ', reward)
print(split_algo.mean_kl(samples_data))
elif alternate_update:
reward = 0
total_traj = 0
task_rewards = []
for j in range(task_size):
paths = split_algo.sampler.obtain_samples(0, j)
# split_algo.sampler.process_samples(0, paths)
samples_data = split_algo.sampler.process_samples(
0, paths)
opt_data = split_algo.optimize_policy(
0, samples_data)
reward += float((dict(
logger._tabular)['AverageReturn'])) * float(
(dict(logger._tabular)['NumTrajs']))
total_traj += float(
(dict(logger._tabular)['NumTrajs']))
task_rewards.append(
dict(logger._tabular)['AverageReturn'])
reward /= total_traj
print('reward for different tasks: ', task_rewards,
reward)
elif accumulate_gradient:
paths, _ = get_samples(split_algo, task_size,
adaptive_sample,
imbalance_sample, batch_size,
sample_ratio)
task_paths = []
task_rewards = []
for j in range(task_size):
task_paths.append([])
task_rewards.append([])
for path in paths:
taskid = path['env_infos']['state_index'][-1]
task_paths[taskid].append(path)
task_rewards[taskid].append(np.sum(
path['rewards']))
pre_opt_parameter = np.copy(
split_policy.get_param_values())
# compute the split gradient first
split_policy.set_param_values(pre_opt_parameter)
accum_grad = np.zeros(pre_opt_parameter.shape)
processed_task_data = []
for j in range(task_size):
if len(task_paths[j]) == 0:
processed_task_data.append([])
continue
split_policy.set_param_values(pre_opt_parameter)
# split_algo.sampler.process_samples(0, task_paths[j])
samples_data = split_algo.sampler.process_samples(
0, task_paths[j], False)
processed_task_data.append(samples_data)
#split_algo.optimize_policy(0, samples_data)
# if j == 1:
accum_grad += split_policy.get_param_values(
) - pre_opt_parameter
# sanity check
samp_num = 0
for p in paths:
samp_num += len(p['observations'])
print('samp_num: ', samp_num)
# compute the gradient together
split_policy.set_param_values(pre_opt_parameter)
all_data = split_algo.sampler.process_samples(0, paths)
if imbalance_sample:
reward = 0
for path in reward_paths:
reward += np.sum(path["rewards"])
reward /= len(reward_paths)
else:
reward = float(
(dict(logger._tabular)['AverageReturn']))
split_algo.optimize_policy(0, all_data)
all_data_grad = split_policy.get_param_values(
) - pre_opt_parameter
# do a line search to project the udpate onto the constraint manifold
sum_grad = all_data_grad # * mask_split_flat + all_data_grad * mask_share_flat
ls_steps = []
loss_before = split_algo.loss(all_data)
for s in range(50):
ls_steps.append(0.97**s)
for step in ls_steps:
split_policy.set_param_values(pre_opt_parameter +
sum_grad * step)
if split_algo.mean_kl(
all_data
)[0] < split_algo.step_size: # and split_algo.loss(all_data)[0] < loss_before[0]:
break
# step=1
split_policy.set_param_values(pre_opt_parameter +
sum_grad * step)
for j in range(task_size):
task_rewards[j] = np.mean(task_rewards[j])
print('reward for different tasks: ', task_rewards,
reward)
print('mean kl: ', split_algo.mean_kl(all_data),
' step size: ', step)
task_mean_kls = []
for j in range(task_size):
if len(processed_task_data[j]) == 0:
task_mean_kls.append(0)
else:
task_mean_kls.append(
split_algo.mean_kl(
processed_task_data[j])[0])
print('mean kl for different tasks: ', task_mean_kls)
kl_div_curve.append(
np.concatenate(
[split_algo.mean_kl(all_data), task_mean_kls]))
else:
paths = split_algo.sampler.obtain_samples(0)
reward = float(
(dict(logger._tabular)['AverageReturn']))
task_paths = []
task_rewards = []
for j in range(task_size):
task_paths.append([])
task_rewards.append([])
for path in paths:
taskid = path['env_infos']['state_index'][-1]
task_paths[taskid].append(path)
task_rewards[taskid].append(np.sum(
path['rewards']))
pre_opt_parameter = np.copy(
split_policy.get_param_values())
# optimize the shared part
# split_algo.sampler.process_samples(0, paths)
samples_data = split_algo.sampler.process_samples(
0, paths)
for layer in split_policy._mean_network._layers:
for param in layer.get_params():
if 'split' in param.name:
layer.params[param].remove('trainable')
split_policy._cached_params = {}
split_policy._cached_param_dtypes = {}
split_policy._cached_param_shapes = {}
split_algo.init_opt()
print(
'Optimizing shared parameter size: ',
len(split_policy.get_param_values(trainable=True)))
split_algo.optimize_policy(0, samples_data)
# optimize the tasks
for layer in split_policy._mean_network._layers:
for param in layer.get_params():
if 'split' in param.name:
layer.params[param].add('trainable')
if 'share' in param.name:
layer.params[param].remove('trainable')
# shuffle the optimization order
opt_order = np.arange(task_size)
np.random.shuffle(opt_order)
split_policy._cached_params = {}
split_policy._cached_param_dtypes = {}
split_policy._cached_param_shapes = {}
split_algo.init_opt()
for taskid in opt_order:
# split_algo.sampler.process_samples(0, task_paths[taskid])
samples_data = split_algo.sampler.process_samples(
0, task_paths[taskid])
print(
'Optimizing parameter size: ',
len(
split_policy.get_param_values(
trainable=True)))
split_algo.optimize_policy(0, samples_data)
for layer in split_policy._mean_network._layers:
for param in layer.get_params():
if 'share' in param.name:
layer.params[param].add('trainable')
for j in range(task_size):
task_rewards[j] = np.mean(task_rewards[j])
print('reward for different tasks: ', task_rewards,
reward)
learning_curve.append(reward)
if (i + initialize_epochs +
grad_epochs) % param_update_frequency == 0 and (
i + initialize_epochs +
grad_epochs) < param_update_end and (
i + initialize_epochs +
grad_epochs) > param_update_start:
print("Updating model parameters...")
parallel_sampler.update_env_params(
{'task_expand_flag': True})
print('============= Finished ', split_percentage, ' Rep ',
rep, ' test ', i, ' ================')
print(diretory)
joblib.dump(split_policy,
diretory + '/policies/policy_' + str(rep) +
'_' + str(i) + '_' + str(split_percentage) +
'.pkl',
compress=True)
avg_learning_curve.append(learning_curve)
kl_divergences[split_id].append(kl_div_curve)
joblib.dump(split_policy,
diretory + '/policies/final_policy_' +
str(split_percentage) + '.pkl',
compress=True)
avg_error += float(reward)
pred_list.append(avg_error / reps)
print(split_percentage, avg_error / reps)
split_algo.shutdown_worker()
print(avg_learning_curve)
avg_learning_curve = np.mean(avg_learning_curve, axis=0)
learning_curves[split_id].append(avg_learning_curve)
# output the learning curves so far
joblib.dump(learning_curves,
diretory + '/learning_curve.pkl',
compress=True)
avg_learning_curve = []
for lc in range(len(learning_curves)):
avg_learning_curve.append(np.mean(learning_curves[lc], axis=0))
plt.figure()
for lc in range(len(learning_curves)):
plt.plot(avg_learning_curve[lc],
label=str(split_percentages[lc]))
plt.legend(bbox_to_anchor=(0.3, 0.3),
bbox_transform=plt.gcf().transFigure,
numpoints=1)
plt.savefig(diretory + '/split_learning_curves.png')
if len(kl_divergences[0]) > 0:
#print('kldiv:', kl_divergences)
avg_kl_div = []
for i in range(len(kl_divergences)):
if len(kl_divergences[i]) > 0:
avg_kl_div.append(np.mean(kl_divergences[i], axis=0))
#print(avg_kl_div)
joblib.dump(avg_kl_div,
diretory + '/kl_divs.pkl',
compress=True)
for i in range(len(avg_kl_div)):
one_perc_kl_div = np.array(avg_kl_div[i])
#print(i, one_perc_kl_div)
plt.figure()
for j in range(len(one_perc_kl_div[0])):
append = 'task%d' % j
if j == 0:
append = 'all'
plt.plot(one_perc_kl_div[:, j],
label=str(split_percentages[i]) + append,
alpha=0.3)
plt.legend(bbox_to_anchor=(0.3, 0.3),
bbox_transform=plt.gcf().transFigure,
numpoints=1)
plt.savefig(diretory +
'/kl_div_%s.png' % str(split_percentages[i]))
performances.append(pred_list)
np.savetxt(diretory + '/performance.txt', performances)
plt.figure()
plt.plot(split_percentages, np.mean(performances, axis=0))
plt.savefig(diretory + '/split_performance.png')
joblib.dump(learning_curves,
diretory + '/learning_curve.pkl',
compress=True)
avg_learning_curve = []
for i in range(len(learning_curves)):
avg_learning_curve.append(np.mean(learning_curves[i], axis=0))
plt.figure()
for i in range(len(split_percentages)):
plt.plot(avg_learning_curve[i], label=str(split_percentages[i]))
plt.legend(bbox_to_anchor=(0.3, 0.3),
bbox_transform=plt.gcf().transFigure,
numpoints=1)
plt.savefig(diretory + '/split_learning_curves.png')
#np.savetxt(diretory + '/learning_curves.txt', avg_learning_curve)
if len(kl_divergences[0]) > 0:
avg_kl_div = []
for i in range(len(kl_divergences)):
avg_kl_div.append(np.mean(kl_divergences[i], axis=0))
joblib.dump(avg_kl_div, diretory + '/kl_divs.pkl', compress=True)
for i in range(len(avg_kl_div)):
one_perc_kl_div = np.array(avg_kl_div[i])
plt.figure()
for j in range(len(one_perc_kl_div[0])):
append = 'task%d' % j
if j == 0:
append = 'all'
plt.plot(one_perc_kl_div[:, j],
label=str(split_percentages[i]) + append,
alpha=0.3)
plt.legend(bbox_to_anchor=(0.3, 0.3),
bbox_transform=plt.gcf().transFigure,
numpoints=1)
plt.savefig(diretory +
'/kl_div_%s.png' % str(split_percentages[i]))
plt.close('all')
print(diretory)
def main():
now = datetime.datetime.now(dateutil.tz.tzlocal())
rand_id = str(uuid.uuid4())[:5]
timestamp = now.strftime('%Y_%m_%d_%H_%M_%S_%f_%Z')
default_exp_name = 'experiment_%s_%s' % (timestamp, rand_id)
parser = argparse.ArgumentParser()
parser.add_argument('--exp_name',
type=str,
default=default_exp_name,
help='Name of the experiment.')
parser.add_argument('--discount', type=float, default=0.95)
parser.add_argument('--gae_lambda', type=float, default=0.99)
parser.add_argument('--n_iter', type=int, default=250)
parser.add_argument('--sampler_workers', type=int, default=1)
parser.add_argument('--max_traj_len', type=int, default=250)
parser.add_argument('--update_curriculum',
action='store_true',
default=False)
parser.add_argument('--n_timesteps', type=int, default=8000)
parser.add_argument('--control', type=str, default='centralized')
parser.add_argument('--control', type=str, default='centralized')
parser.add_argument('--buffer_size', type=int, default=1)
parser.add_argument('--n_good', type=int, default=3)
parser.add_argument('--n_hostage', type=int, default=5)
parser.add_argument('--n_bad', type=int, default=5)
parser.add_argument('--n_coop_save', type=int, default=2)
parser.add_argument('--n_coop_avoid', type=int, default=2)
parser.add_argument('--n_sensors', type=int, default=20)
parser.add_argument('--sensor_range', type=float, default=0.2)
parser.add_argument('--save_reward', type=float, default=3)
parser.add_argument('--hit_reward', type=float, default=-1)
parser.add_argument('--encounter_reward', type=float, default=0.01)
parser.add_argument('--bomb_reward', type=float, default=-10.)
parser.add_argument('--recurrent', action='store_true', default=False)
parser.add_argument('--baseline_type', type=str, default='linear')
parser.add_argument('--policy_hidden_sizes', type=str, default='128,128')
parser.add_argument('--baselin_hidden_sizes', type=str, default='128,128')
parser.add_argument('--max_kl', type=float, default=0.01)
parser.add_argument('--log_dir', type=str, required=False)
parser.add_argument('--tabular_log_file',
type=str,
default='progress.csv',
help='Name of the tabular log file (in csv).')
parser.add_argument('--text_log_file',
type=str,
default='debug.log',
help='Name of the text log file (in pure text).')
parser.add_argument('--params_log_file',
type=str,
default='params.json',
help='Name of the parameter log file (in json).')
parser.add_argument('--seed', type=int, help='Random seed for numpy')
parser.add_argument('--args_data',
type=str,
help='Pickled data for stub objects')
parser.add_argument('--snapshot_mode',
type=str,
default='all',
help='Mode to save the snapshot. Can be either "all" '
'(all iterations will be saved), "last" (only '
'the last iteration will be saved), or "none" '
'(do not save snapshots)')
parser.add_argument(
'--log_tabular_only',
type=ast.literal_eval,
default=False,
help=
'Whether to only print the tabular log information (in a horizontal format)'
)
args = parser.parse_args()
parallel_sampler.initialize(n_parallel=args.sampler_workers)
if args.seed is not None:
set_seed(args.seed)
parallel_sampler.set_seed(args.seed)
args.hidden_sizes = tuple(map(int, args.policy_hidden_sizes.split(',')))
centralized = True if args.control == 'centralized' else False
sensor_range = np.array(map(float, args.sensor_range.split(',')))
assert sensor_range.shape == (args.n_pursuers, )
env = ContinuousHostageWorld(args.n_good,
args.n_hostage,
args.n_bad,
args.n_coop_save,
args.n_coop_avoid,
n_sensors=args.n_sensors,
sensor_range=args.sensor_range,
save_reward=args.save_reward,
hit_reward=args.hit_reward,
encounter_reward=args.encounter_reward,
bomb_reward=args.bomb_reward)
env = RLLabEnv(StandardizedEnv(env), mode=args.control)
if args.buffer_size > 1:
env = ObservationBuffer(env, args.buffer_size)
if args.recurrent:
policy = GaussianGRUPolicy(env_spec=env.spec,
hidden_sizes=args.hidden_sizes)
else:
policy = GaussianMLPPolicy(env_spec=env.spec,
hidden_sizes=args.hidden_sizes)
if args.baseline_type == 'linear':
baseline = LinearFeatureBaseline(env_spec=env.spec)
else:
baseline = ZeroBaseline(obsfeat_space)
# logger
default_log_dir = config.LOG_DIR
if args.log_dir is None:
log_dir = osp.join(default_log_dir, args.exp_name)
else:
log_dir = args.log_dir
tabular_log_file = osp.join(log_dir, args.tabular_log_file)
text_log_file = osp.join(log_dir, args.text_log_file)
params_log_file = osp.join(log_dir, args.params_log_file)
logger.log_parameters_lite(params_log_file, args)
logger.add_text_output(text_log_file)
logger.add_tabular_output(tabular_log_file)
prev_snapshot_dir = logger.get_snapshot_dir()
prev_mode = logger.get_snapshot_mode()
logger.set_snapshot_dir(log_dir)
logger.set_snapshot_mode(args.snapshot_mode)
logger.set_log_tabular_only(args.log_tabular_only)
logger.push_prefix("[%s] " % args.exp_name)
algo = TRPO(
env=env,
policy=policy,
baseline=baseline,
batch_size=args.n_timesteps,
max_path_length=args.max_traj_len,
n_itr=args.n_iter,
discount=args.discount,
step_size=args.max_kl,
mode=args.control,
)
algo.train()
)
f_train_imp = theano.function(
inputs=[observations_var, actions_var, d_rewards_var, importance_weights_var],
outputs=grad_var,
)
variance_svrg_data={}
variance_sgd_data={}
importance_weights_data={}
rewards_snapshot_data={}
rewards_subiter_data={}
n_sub_iter_data={}
parallel_sampler.initialize(3)
for k in range(10):
if (load_policy):
snap_policy.set_param_values(np.loadtxt('policy_novar.txt'), trainable=True)
policy.set_param_values(np.loadtxt('policy_novar.txt'), trainable=True)
avg_return = list()
n_sub_iter=[]
rewards_sub_iter=[]
rewards_snapshot=[]
importance_weights=[]
variance_svrg = []
variance_sgd = []
#np.savetxt("policy_novar.txt",snap_policy.get_param_values(trainable=True))
j=0
while j<s_tot-N:
zero_adv_policy = ConstantControlPolicy(
env_spec=env.spec,
is_protagonist=False,
constant_val = 0.0
)
## Adversary policy definition ##
adv_policy = GaussianMLPPolicy(
env_spec=env.spec,
hidden_sizes=layer_size,
is_protagonist=False
)
adv_baseline = LinearFeatureBaseline(env_spec=env.spec)
## Initializing the parallel sampler ##
parallel_sampler.initialize(n_process)
## Optimizer for the Protagonist ##
pro_algo = TRPO(
env=env,
pro_policy=pro_policy,
adv_policy=adv_policy,
pro_baseline=pro_baseline,
adv_baseline=adv_baseline,
batch_size=batch_size,
max_path_length=path_length,
n_itr=n_pro_itr,
discount=0.995,
gae_lambda=gae_lambda,
step_size=step_size,
is_protagonist=True
def run_experiment(argv):
# e2crawfo: These imports, in this order, were necessary for fixing issues on cedar.
import rllab.mujoco_py.mjlib
import tensorflow
default_log_dir = config.LOG_DIR
now = datetime.datetime.now(dateutil.tz.tzlocal())
# avoid name clashes when running distributed jobs
rand_id = str(uuid.uuid4())[:5]
timestamp = now.strftime('%Y_%m_%d_%H_%M_%S_%f_%Z')
default_exp_name = 'experiment_%s_%s' % (timestamp, rand_id)
parser = argparse.ArgumentParser()
parser.add_argument(
'--n_parallel',
type=int,
default=1,
help=
'Number of parallel workers to perform rollouts. 0 => don\'t start any workers'
)
parser.add_argument('--exp_name',
type=str,
default=default_exp_name,
help='Name of the experiment.')
parser.add_argument('--log_dir',
type=str,
default=None,
help='Path to save the log and iteration snapshot.')
parser.add_argument('--snapshot_mode',
type=str,
default='all',
help='Mode to save the snapshot. Can be either "all" '
'(all iterations will be saved), "last" (only '
'the last iteration will be saved), or "none" '
'(do not save snapshots)')
parser.add_argument('--snapshot_gap',
type=int,
default=1,
help='Gap between snapshot iterations.')
parser.add_argument('--tabular_log_file',
type=str,
default='progress.csv',
help='Name of the tabular log file (in csv).')
parser.add_argument('--text_log_file',
type=str,
default='debug.log',
help='Name of the text log file (in pure text).')
parser.add_argument('--params_log_file',
type=str,
default='params.json',
help='Name of the parameter log file (in json).')
parser.add_argument('--variant_log_file',
type=str,
default='variant.json',
help='Name of the variant log file (in json).')
parser.add_argument(
'--resume_from',
type=str,
default=None,
help='Name of the pickle file to resume experiment from.')
parser.add_argument('--plot',
type=ast.literal_eval,
default=False,
help='Whether to plot the iteration results')
parser.add_argument(
'--log_tabular_only',
type=ast.literal_eval,
default=False,
help=
'Whether to only print the tabular log information (in a horizontal format)'
)
parser.add_argument('--seed', type=int, help='Random seed for numpy')
parser.add_argument('--args_data',
type=str,
help='Pickled data for stub objects')
parser.add_argument('--variant_data',
type=str,
help='Pickled data for variant configuration')
parser.add_argument('--use_cloudpickle',
type=ast.literal_eval,
default=False)
args = parser.parse_args(argv[1:])
if args.seed is not None:
set_seed(args.seed)
if args.n_parallel > 0:
from rllab.sampler import parallel_sampler
parallel_sampler.initialize(n_parallel=args.n_parallel)
if args.seed is not None:
parallel_sampler.set_seed(args.seed)
if args.plot:
from rllab.plotter import plotter
plotter.init_worker()
if args.log_dir is None:
log_dir = osp.join(default_log_dir, args.exp_name)
else:
log_dir = args.log_dir
tabular_log_file = osp.join(log_dir, args.tabular_log_file)
text_log_file = osp.join(log_dir, args.text_log_file)
params_log_file = osp.join(log_dir, args.params_log_file)
if args.variant_data is not None:
variant_data = pickle.loads(base64.b64decode(args.variant_data))
variant_log_file = osp.join(log_dir, args.variant_log_file)
logger.log_variant(variant_log_file, variant_data)
else:
variant_data = None
if not args.use_cloudpickle:
logger.log_parameters_lite(params_log_file, args)
logger.add_text_output(text_log_file)
logger.add_tabular_output(tabular_log_file)
prev_snapshot_dir = logger.get_snapshot_dir()
prev_mode = logger.get_snapshot_mode()
logger.set_snapshot_dir(log_dir)
logger.set_tf_summary_dir(osp.join(log_dir, "tf_summary"))
logger.set_snapshot_mode(args.snapshot_mode)
logger.set_snapshot_gap(args.snapshot_gap)
logger.set_log_tabular_only(args.log_tabular_only)
logger.push_prefix("[%s] " % args.exp_name)
if args.resume_from is not None:
data = joblib.load(args.resume_from)
assert 'algo' in data
algo = data['algo']
maybe_iter = algo.train()
if is_iterable(maybe_iter):
for _ in maybe_iter:
pass
else:
# read from stdin
if args.use_cloudpickle:
import cloudpickle
method_call = cloudpickle.loads(base64.b64decode(args.args_data))
method_call(variant_data)
else:
data = pickle.loads(base64.b64decode(args.args_data))
maybe_iter = concretize(data)
if is_iterable(maybe_iter):
for _ in maybe_iter:
pass
logger.set_snapshot_mode(prev_mode)
logger.set_snapshot_dir(prev_snapshot_dir)
logger.remove_tabular_output(tabular_log_file)
logger.remove_text_output(text_log_file)
logger.pop_prefix()
def run_experiment(argv):
default_log_dir = config.LOG_DIR
now = datetime.datetime.now(dateutil.tz.tzlocal())
# avoid name clashes when running distributed jobs
rand_id = str(uuid.uuid4())[:5]
timestamp = now.strftime('%Y_%m_%d_%H_%M_%S_%f_%Z')
default_exp_name = 'experiment_%s_%s' % (timestamp, rand_id)
parser = argparse.ArgumentParser()
parser.add_argument('--n_parallel', type=int, default=1,
help='Number of parallel workers to perform rollouts. 0 => don\'t start any workers')
parser.add_argument(
'--exp_name', type=str, default=default_exp_name, help='Name of the experiment.')
parser.add_argument('--log_dir', type=str, default=None,
help='Path to save the log and iteration snapshot.')
parser.add_argument('--snapshot_mode', type=str, default='all',
help='Mode to save the snapshot. Can be either "all" '
'(all iterations will be saved), "last" (only '
'the last iteration will be saved), "gap" (every'
'`snapshot_gap` iterations are saved), or "none" '
'(do not save snapshots)')
parser.add_argument('--snapshot_gap', type=int, default=1,
help='Gap between snapshot iterations.')
parser.add_argument('--tabular_log_file', type=str, default='progress.csv',
help='Name of the tabular log file (in csv).')
parser.add_argument('--text_log_file', type=str, default='debug.log',
help='Name of the text log file (in pure text).')
parser.add_argument('--params_log_file', type=str, default='params.json',
help='Name of the parameter log file (in json).')
parser.add_argument('--variant_log_file', type=str, default='variant.json',
help='Name of the variant log file (in json).')
parser.add_argument('--resume_from', type=str, default=None,
help='Name of the pickle file to resume experiment from.')
parser.add_argument('--plot', type=ast.literal_eval, default=False,
help='Whether to plot the iteration results')
parser.add_argument('--log_tabular_only', type=ast.literal_eval, default=False,
help='Whether to only print the tabular log information (in a horizontal format)')
parser.add_argument('--seed', type=int,
help='Random seed for numpy')
parser.add_argument('--args_data', type=str,
help='Pickled data for stub objects')
parser.add_argument('--variant_data', type=str,
help='Pickled data for variant configuration')
parser.add_argument('--use_cloudpickle', type=ast.literal_eval, default=False)
args = parser.parse_args(argv[1:])
if args.seed is not None:
set_seed(args.seed)
if args.n_parallel > 0:
from rllab.sampler import parallel_sampler
parallel_sampler.initialize(n_parallel=args.n_parallel)
if args.seed is not None:
parallel_sampler.set_seed(args.seed)
if args.plot:
from rllab.plotter import plotter
plotter.init_worker()
if args.log_dir is None:
log_dir = osp.join(default_log_dir, args.exp_name)
else:
log_dir = args.log_dir
tabular_log_file = osp.join(log_dir, args.tabular_log_file)
text_log_file = osp.join(log_dir, args.text_log_file)
params_log_file = osp.join(log_dir, args.params_log_file)
if args.variant_data is not None:
variant_data = pickle.loads(base64.b64decode(args.variant_data))
variant_log_file = osp.join(log_dir, args.variant_log_file)
logger.log_variant(variant_log_file, variant_data)
else:
variant_data = None
if not args.use_cloudpickle:
logger.log_parameters_lite(params_log_file, args)
logger.add_text_output(text_log_file)
logger.add_tabular_output(tabular_log_file)
prev_snapshot_dir = logger.get_snapshot_dir()
prev_mode = logger.get_snapshot_mode()
logger.set_snapshot_dir(log_dir)
logger.set_snapshot_mode(args.snapshot_mode)
logger.set_snapshot_gap(args.snapshot_gap)
logger.set_log_tabular_only(args.log_tabular_only)
logger.push_prefix("[%s] " % args.exp_name)
if args.resume_from is not None:
data = joblib.load(args.resume_from)
assert 'algo' in data
algo = data['algo']
algo.train()
else:
# read from stdin
if args.use_cloudpickle:
import cloudpickle
method_call = cloudpickle.loads(base64.b64decode(args.args_data))
method_call(variant_data)
else:
data = pickle.loads(base64.b64decode(args.args_data))
maybe_iter = concretize(data)
if is_iterable(maybe_iter):
for _ in maybe_iter:
pass
logger.set_snapshot_mode(prev_mode)
logger.set_snapshot_dir(prev_snapshot_dir)
logger.remove_tabular_output(tabular_log_file)
logger.remove_text_output(text_log_file)
logger.pop_prefix()
def main():
now = datetime.datetime.now(dateutil.tz.tzlocal())
rand_id = str(uuid.uuid4())[:5]
timestamp = now.strftime('%Y_%m_%d_%H_%M_%S_%f_%Z')
default_exp_name = 'experiment_%s_%s' % (timestamp, rand_id)
parser = argparse.ArgumentParser()
parser.add_argument('--exp_name',
type=str,
default=default_exp_name,
help='Name of the experiment.')
parser.add_argument('--discount', type=float, default=0.99)
parser.add_argument('--gae_lambda', type=float, default=1.0)
parser.add_argument('--reward_scale', type=float, default=1.0)
parser.add_argument('--n_iter', type=int, default=250)
parser.add_argument('--sampler_workers', type=int, default=1)
parser.add_argument('--max_traj_len', type=int, default=250)
parser.add_argument('--update_curriculum',
action='store_true',
default=False)
parser.add_argument('--n_timesteps', type=int, default=8000)
parser.add_argument('--control', type=str, default='centralized')
parser.add_argument('--rectangle', type=str, default='10,10')
parser.add_argument('--map_type', type=str, default='rectangle')
parser.add_argument('--n_evaders', type=int, default=5)
parser.add_argument('--n_pursuers', type=int, default=2)
parser.add_argument('--obs_range', type=int, default=3)
parser.add_argument('--n_catch', type=int, default=2)
parser.add_argument('--urgency', type=float, default=0.0)
parser.add_argument('--pursuit', dest='train_pursuit', action='store_true')
parser.add_argument('--evade', dest='train_pursuit', action='store_false')
parser.set_defaults(train_pursuit=True)
parser.add_argument('--surround', action='store_true', default=False)
parser.add_argument('--constraint_window', type=float, default=1.0)
parser.add_argument('--sample_maps', action='store_true', default=False)
parser.add_argument('--map_file', type=str, default='../maps/map_pool.npy')
parser.add_argument('--flatten', action='store_true', default=False)
parser.add_argument('--reward_mech', type=str, default='global')
parser.add_argument('--catchr', type=float, default=0.1)
parser.add_argument('--term_pursuit', type=float, default=5.0)
parser.add_argument('--recurrent', type=str, default=None)
parser.add_argument('--policy_hidden_sizes', type=str, default='128,128')
parser.add_argument('--baselin_hidden_sizes', type=str, default='128,128')
parser.add_argument('--baseline_type', type=str, default='linear')
parser.add_argument('--conv', action='store_true', default=False)
parser.add_argument('--max_kl', type=float, default=0.01)
parser.add_argument('--checkpoint', type=str, default=None)
parser.add_argument('--log_dir', type=str, required=False)
parser.add_argument('--tabular_log_file',
type=str,
default='progress.csv',
help='Name of the tabular log file (in csv).')
parser.add_argument('--text_log_file',
type=str,
default='debug.log',
help='Name of the text log file (in pure text).')
parser.add_argument('--params_log_file',
type=str,
default='params.json',
help='Name of the parameter log file (in json).')
parser.add_argument('--seed', type=int, help='Random seed for numpy')
parser.add_argument('--args_data',
type=str,
help='Pickled data for stub objects')
parser.add_argument('--snapshot_mode',
type=str,
default='all',
help='Mode to save the snapshot. Can be either "all" '
'(all iterations will be saved), "last" (only '
'the last iteration will be saved), or "none" '
'(do not save snapshots)')
parser.add_argument(
'--log_tabular_only',
type=ast.literal_eval,
default=False,
help=
'Whether to only print the tabular log information (in a horizontal format)'
)
args = parser.parse_args()
parallel_sampler.initialize(n_parallel=args.sampler_workers)
if args.seed is not None:
set_seed(args.seed)
parallel_sampler.set_seed(args.seed)
args.hidden_sizes = tuple(map(int, args.policy_hidden_sizes.split(',')))
if args.checkpoint:
with tf.Session() as sess:
data = joblib.load(args.checkpoint)
policy = data['policy']
env = data['env']
else:
if args.sample_maps:
map_pool = np.load(args.map_file)
else:
if args.map_type == 'rectangle':
env_map = TwoDMaps.rectangle_map(
*map(int, args.rectangle.split(',')))
elif args.map_type == 'complex':
env_map = TwoDMaps.complex_map(
*map(int, args.rectangle.split(',')))
else:
raise NotImplementedError()
map_pool = [env_map]
env = PursuitEvade(map_pool,
n_evaders=args.n_evaders,
n_pursuers=args.n_pursuers,
obs_range=args.obs_range,
n_catch=args.n_catch,
train_pursuit=args.train_pursuit,
urgency_reward=args.urgency,
surround=args.surround,
sample_maps=args.sample_maps,
constraint_window=args.constraint_window,
flatten=args.flatten,
reward_mech=args.reward_mech,
catchr=args.catchr,
term_pursuit=args.term_pursuit)
env = TfEnv(
RLLabEnv(StandardizedEnv(env,
scale_reward=args.reward_scale,
enable_obsnorm=False),
mode=args.control))
if args.recurrent:
if args.conv:
feature_network = ConvNetwork(
name='feature_net',
input_shape=emv.spec.observation_space.shape,
output_dim=5,
conv_filters=(16, 32, 32),
conv_filter_sizes=(3, 3, 3),
conv_strides=(1, 1, 1),
conv_pads=('VALID', 'VALID', 'VALID'),
hidden_sizes=(64, ),
hidden_nonlinearity=tf.nn.relu,
output_nonlinearity=tf.nn.softmax)
else:
feature_network = MLP(
name='feature_net',
input_shape=(env.spec.observation_space.flat_dim +
env.spec.action_space.flat_dim, ),
output_dim=5,
hidden_sizes=(256, 128, 64),
hidden_nonlinearity=tf.nn.tanh,
output_nonlinearity=None)
if args.recurrent == 'gru':
policy = CategoricalGRUPolicy(env_spec=env.spec,
feature_network=feature_network,
hidden_dim=int(
args.policy_hidden_sizes),
name='policy')
elif args.recurrent == 'lstm':
policy = CategoricalLSTMPolicy(env_spec=env.spec,
feature_network=feature_network,
hidden_dim=int(
args.policy_hidden_sizes),
name='policy')
elif args.conv:
feature_network = ConvNetwork(
name='feature_net',
input_shape=env.spec.observation_space.shape,
output_dim=5,
conv_filters=(8, 16),
conv_filter_sizes=(3, 3),
conv_strides=(2, 1),
conv_pads=('VALID', 'VALID'),
hidden_sizes=(32, ),
hidden_nonlinearity=tf.nn.relu,
output_nonlinearity=tf.nn.softmax)
policy = CategoricalMLPPolicy(name='policy',
env_spec=env.spec,
prob_network=feature_network)
else:
policy = CategoricalMLPPolicy(name='policy',
env_spec=env.spec,
hidden_sizes=args.hidden_sizes)
if args.baseline_type == 'linear':
baseline = LinearFeatureBaseline(env_spec=env.spec)
else:
baseline = ZeroBaseline(env_spec=env.spec)
# logger
default_log_dir = config.LOG_DIR
if args.log_dir is None:
log_dir = osp.join(default_log_dir, args.exp_name)
else:
log_dir = args.log_dir
tabular_log_file = osp.join(log_dir, args.tabular_log_file)
text_log_file = osp.join(log_dir, args.text_log_file)
params_log_file = osp.join(log_dir, args.params_log_file)
logger.log_parameters_lite(params_log_file, args)
logger.add_text_output(text_log_file)
logger.add_tabular_output(tabular_log_file)
prev_snapshot_dir = logger.get_snapshot_dir()
prev_mode = logger.get_snapshot_mode()
logger.set_snapshot_dir(log_dir)
logger.set_snapshot_mode(args.snapshot_mode)
logger.set_log_tabular_only(args.log_tabular_only)
logger.push_prefix("[%s] " % args.exp_name)
algo = TRPO(
env=env,
policy=policy,
baseline=baseline,
batch_size=args.n_timesteps,
max_path_length=args.max_traj_len,
n_itr=args.n_iter,
discount=args.discount,
gae_lambda=args.gae_lambda,
step_size=args.max_kl,
optimizer=ConjugateGradientOptimizer(hvp_approach=FiniteDifferenceHvp(
base_eps=1e-5)) if args.recurrent else None,
mode=args.control,
)
algo.train()
def run_experiment(
args_data,
variant_data=None,
seed=None,
n_parallel=1,
exp_name=None,
log_dir=None,
snapshot_mode='all',
snapshot_gap=1,
tabular_log_file='progress.csv',
text_log_file='debug.log',
params_log_file='params.json',
variant_log_file='variant.json',
resume_from=None,
plot=False,
log_tabular_only=False,
log_debug_log_only=False,
):
default_log_dir = config.LOG_DIR
now = datetime.datetime.now(dateutil.tz.tzlocal())
# avoid name clashes when running distributed jobs
rand_id = str(uuid.uuid4())[:5]
timestamp = now.strftime('%Y_%m_%d_%H_%M_%S_%f_%Z')
default_exp_name = 'experiment_%s_%s' % (timestamp, rand_id)
if exp_name is None:
exp_name = default_exp_name
if seed is not None:
set_seed(seed)
if n_parallel > 0:
from rllab.sampler import parallel_sampler
parallel_sampler.initialize(n_parallel=n_parallel)
if seed is not None:
parallel_sampler.set_seed(seed)
if plot:
from rllab.plotter import plotter
plotter.init_worker()
if log_dir is None:
log_dir = osp.join(default_log_dir, exp_name)
else:
log_dir = log_dir
tabular_log_file = osp.join(log_dir, tabular_log_file)
text_log_file = osp.join(log_dir, text_log_file)
params_log_file = osp.join(log_dir, params_log_file)
if variant_data is not None:
variant_data = variant_data
variant_log_file = osp.join(log_dir, variant_log_file)
# print(variant_log_file)
# print(variant_data)
logger.log_variant(variant_log_file, variant_data)
else:
variant_data = None
logger.add_text_output(text_log_file)
logger.add_tabular_output(tabular_log_file)
prev_snapshot_dir = logger.get_snapshot_dir()
prev_mode = logger.get_snapshot_mode()
logger.set_snapshot_dir(log_dir)
logger.set_snapshot_mode(snapshot_mode)
logger.set_snapshot_gap(snapshot_gap)
logger.set_log_tabular_only(log_tabular_only)
logger.set_debug_log_only(log_debug_log_only)
logger.push_prefix("[%s] " % exp_name)
if resume_from is not None:
data = joblib.load(resume_from)
assert 'algo' in data
algo = data['algo']
algo.train()
else:
args_data(variant_data)
logger.set_snapshot_mode(prev_mode)
logger.set_snapshot_dir(prev_snapshot_dir)
logger.remove_tabular_output(tabular_log_file)
logger.remove_text_output(text_log_file)
logger.pop_prefix()
def run_experiment(argv):
default_log_dir = config.LOCAL_LOG_DIR
now = datetime.datetime.now(dateutil.tz.tzlocal())
# avoid name clashes when running distributed jobs
rand_id = str(uuid.uuid4())[:5]
timestamp = now.strftime('%Y_%m_%d_%H_%M_%S_%f_%Z')
default_exp_name = 'experiment_%s_%s' % (timestamp, rand_id)
parser = argparse.ArgumentParser()
parser.add_argument(
'--n_parallel',
type=int,
default=1,
help=
'Number of parallel workers to perform rollouts. 0 => don\'t start any workers'
)
parser.add_argument('--exp_name',
type=str,
default=default_exp_name,
help='Name of the experiment.')
parser.add_argument('--log_dir',
type=str,
default=None,
help='Path to save the log and iteration snapshot.')
parser.add_argument('--snapshot_mode',
type=str,
default='all',
help='Mode to save the snapshot. Can be either "all" '
'(all iterations will be saved), "last" (only '
'the last iteration will be saved), "gap" (every'
'`snapshot_gap` iterations are saved), or "none" '
'(do not save snapshots)')
parser.add_argument('--snapshot_gap',
type=int,
default=1,
help='Gap between snapshot iterations.')
parser.add_argument('--tabular_log_file',
type=str,
default='progress.csv',
help='Name of the tabular log file (in csv).')
parser.add_argument('--text_log_file',
type=str,
default='debug.log',
help='Name of the text log file (in pure text).')
parser.add_argument('--params_log_file',
type=str,
default='params.json',
help='Name of the parameter log file (in json).')
parser.add_argument('--variant_log_file',
type=str,
default='variant.json',
help='Name of the variant log file (in json).')
parser.add_argument(
'--resume_from',
type=str,
default=None,
help='Name of the pickle file to resume experiment from.')
parser.add_argument('--plot',
type=ast.literal_eval,
default=False,
help='Whether to plot the iteration results')
parser.add_argument(
'--log_tabular_only',
type=ast.literal_eval,
default=False,
help=
'Whether to only print the tabular log information (in a horizontal format)'
)
parser.add_argument('--seed', type=int, help='Random seed for numpy')
parser.add_argument('--args_data',
type=str,
help='Pickled data for stub objects')
parser.add_argument('--variant_data',
type=str,
help='Pickled data for variant configuration')
parser.add_argument('--use_cloudpickle',
type=ast.literal_eval,
default=False)
parser.add_argument('--code_diff',
type=str,
help='A string of the code diff to save.')
parser.add_argument('--commit_hash',
type=str,
help='A string of the commit hash')
parser.add_argument('--script_name',
type=str,
help='Name of the launched script')
args = parser.parse_args(argv[1:])
if args.seed is not None:
set_seed(args.seed)
if args.n_parallel > 0:
from rllab.sampler import parallel_sampler
parallel_sampler.initialize(n_parallel=args.n_parallel)
if args.seed is not None:
parallel_sampler.set_seed(args.seed)
if args.plot:
from rllab.plotter import plotter
plotter.init_worker()
if args.log_dir is None:
log_dir = osp.join(default_log_dir, args.exp_name)
else:
log_dir = args.log_dir
tabular_log_file = osp.join(log_dir, args.tabular_log_file)
text_log_file = osp.join(log_dir, args.text_log_file)
params_log_file = osp.join(log_dir, args.params_log_file)
if args.variant_data is not None:
variant_data = pickle.loads(base64.b64decode(args.variant_data))
variant_log_file = osp.join(log_dir, args.variant_log_file)
logger.log_variant(variant_log_file, variant_data)
else:
variant_data = None
if not args.use_cloudpickle:
raise NotImplementedError("Not supporting non-cloud-pickle")
logger.add_text_output(text_log_file)
logger.add_tabular_output(tabular_log_file)
prev_snapshot_dir = logger.get_snapshot_dir()
prev_mode = logger.get_snapshot_mode()
logger.set_snapshot_dir(log_dir)
logger.set_snapshot_mode(args.snapshot_mode)
logger.set_snapshot_gap(args.snapshot_gap)
logger.set_log_tabular_only(args.log_tabular_only)
logger.push_prefix("[%s] " % args.exp_name)
"""
Save information for code reproducibility.
"""
if args.code_diff is not None:
code_diff_str = cloudpickle.loads(base64.b64decode(args.code_diff))
with open(osp.join(log_dir, "code.diff"), "w") as f:
f.write(code_diff_str)
if args.commit_hash is not None:
with open(osp.join(log_dir, "commit_hash.txt"), "w") as f:
f.write(args.commit_hash)
if args.script_name is not None:
with open(osp.join(log_dir, "script_name.txt"), "w") as f:
f.write(args.script_name)
if args.resume_from is not None:
data = joblib.load(args.resume_from)
assert 'algo' in data
algo = data['algo']
algo.train()
else:
# read from stdin
if args.use_cloudpickle:
method_call = cloudpickle.loads(base64.b64decode(args.args_data))
method_call(variant_data)
else:
data = pickle.loads(base64.b64decode(args.args_data))
maybe_iter = concretize(data)
if is_iterable(maybe_iter):
for _ in maybe_iter:
pass
logger.set_snapshot_mode(prev_mode)
logger.set_snapshot_dir(prev_snapshot_dir)
logger.remove_tabular_output(tabular_log_file)
logger.remove_text_output(text_log_file)
logger.pop_prefix()
def initialize_parallel_sampler(n_processes=-1):
if n_processes == -1:
n_processes = min(64, multiprocessing.cpu_count())
parallel_sampler.initialize(n_parallel=n_processes)
inputs=[
observations_var, actions_var, d_rewards_var, importance_weights_var
],
outputs=grad_imp,
)
alla = {}
variance_svrg_data = {}
variance_sgd_data = {}
importance_weights_data = {}
rewards_snapshot_data = {}
rewards_subiter_data = {}
n_sub_iter_data = {}
diff_lr_data = {}
alfa_t_data = {}
parallel_sampler.initialize(10)
for k in range(10):
if (load_policy):
snap_policy.set_param_values(np.loadtxt('policy_swimmer.txt'),
trainable=True)
policy.set_param_values(np.loadtxt('policy_swimmer.txt'),
trainable=True)
else:
policy.set_param_values(snap_policy.get_param_values(trainable=True),
trainable=True)
avg_return = []
#np.savetxt("policy_novar.txt",snap_policy.get_param_values(trainable=True))
n_sub_iter = []
rewards_sub_iter = []
rewards_snapshot = []
importance_weights = []
def main():
now = datetime.datetime.now(dateutil.tz.tzlocal())
rand_id = str(uuid.uuid4())[:5]
timestamp = now.strftime('%Y_%m_%d_%H_%M_%S_%f_%Z')
default_exp_name = 'experiment_%s_%s' % (timestamp, rand_id)
parser = argparse.ArgumentParser()
parser.add_argument('--exp_name',
type=str,
default=default_exp_name,
help='Name of the experiment.')
parser.add_argument('--discount', type=float, default=0.95)
parser.add_argument('--gae_lambda', type=float, default=0.99)
parser.add_argument('--reward_scale', type=float, default=1.0)
parser.add_argument('--enable_obsnorm', action='store_true', default=False)
parser.add_argument('--chunked', action='store_true', default=False)
parser.add_argument('--n_iter', type=int, default=250)
parser.add_argument('--sampler_workers', type=int, default=1)
parser.add_argument('--max_traj_len', type=int, default=250)
parser.add_argument('--update_curriculum',
action='store_true',
default=False)
parser.add_argument('--anneal_step_size', type=int, default=0)
parser.add_argument('--n_timesteps', type=int, default=8000)
parser.add_argument('--control', type=str, default='centralized')
parser.add_argument('--buffer_size', type=int, default=1)
parser.add_argument('--radius', type=float, default=0.015)
parser.add_argument('--n_evaders', type=int, default=10)
parser.add_argument('--n_pursuers', type=int, default=8)
parser.add_argument('--n_poison', type=int, default=10)
parser.add_argument('--n_coop', type=int, default=4)
parser.add_argument('--n_sensors', type=int, default=30)
parser.add_argument('--sensor_range', type=str, default='0.2')
parser.add_argument('--food_reward', type=float, default=5)
parser.add_argument('--poison_reward', type=float, default=-1)
parser.add_argument('--encounter_reward', type=float, default=0.05)
parser.add_argument('--reward_mech', type=str, default='local')
parser.add_argument('--recurrent', type=str, default=None)
parser.add_argument('--baseline_type', type=str, default='linear')
parser.add_argument('--policy_hidden_sizes', type=str, default='128,128')
parser.add_argument('--baseline_hidden_sizes', type=str, default='128,128')
parser.add_argument('--max_kl', type=float, default=0.01)
parser.add_argument('--log_dir', type=str, required=False)
parser.add_argument('--tabular_log_file',
type=str,
default='progress.csv',
help='Name of the tabular log file (in csv).')
parser.add_argument('--text_log_file',
type=str,
default='debug.log',
help='Name of the text log file (in pure text).')
parser.add_argument('--params_log_file',
type=str,
default='params.json',
help='Name of the parameter log file (in json).')
parser.add_argument('--seed', type=int, help='Random seed for numpy')
parser.add_argument('--args_data',
type=str,
help='Pickled data for stub objects')
parser.add_argument('--snapshot_mode',
type=str,
default='all',
help='Mode to save the snapshot. Can be either "all" '
'(all iterations will be saved), "last" (only '
'the last iteration will be saved), or "none" '
'(do not save snapshots)')
parser.add_argument(
'--log_tabular_only',
type=ast.literal_eval,
default=False,
help=
'Whether to only print the tabular log information (in a horizontal format)'
)
args = parser.parse_args()
parallel_sampler.initialize(n_parallel=args.sampler_workers)
if args.seed is not None:
set_seed(args.seed)
parallel_sampler.set_seed(args.seed)
args.hidden_sizes = tuple(map(int, args.policy_hidden_sizes.split(',')))
centralized = True if args.control == 'centralized' else False
sensor_range = np.array(map(float, args.sensor_range.split(',')))
if len(sensor_range) == 1:
sensor_range = sensor_range[0]
else:
assert sensor_range.shape == (args.n_pursuers, )
env = MAWaterWorld(args.n_pursuers,
args.n_evaders,
args.n_coop,
args.n_poison,
radius=args.radius,
n_sensors=args.n_sensors,
food_reward=args.food_reward,
poison_reward=args.poison_reward,
encounter_reward=args.encounter_reward,
reward_mech=args.reward_mech,
sensor_range=sensor_range,
obstacle_loc=None)
env = TfEnv(
RLLabEnv(StandardizedEnv(env,
scale_reward=args.reward_scale,
enable_obsnorm=args.enable_obsnorm),
mode=args.control))
if args.buffer_size > 1:
env = ObservationBuffer(env, args.buffer_size)
if args.recurrent:
feature_network = MLP(
name='feature_net',
input_shape=(env.spec.observation_space.flat_dim +
env.spec.action_space.flat_dim, ),
output_dim=16,
hidden_sizes=(128, 64, 32),
hidden_nonlinearity=tf.nn.tanh,
output_nonlinearity=None)
if args.recurrent == 'gru':
policy = GaussianGRUPolicy(env_spec=env.spec,
feature_network=feature_network,
hidden_dim=int(
args.policy_hidden_sizes),
name='policy')
elif args.recurrent == 'lstm':
policy = GaussianLSTMPolicy(env_spec=env.spec,
feature_network=feature_network,
hidden_dim=int(
args.policy_hidden_sizes),
name='policy')
else:
policy = GaussianMLPPolicy(
name='policy',
env_spec=env.spec,
hidden_sizes=tuple(map(int, args.policy_hidden_sizes.split(','))),
min_std=10e-5)
if args.baseline_type == 'linear':
baseline = LinearFeatureBaseline(env_spec=env.spec)
elif args.baseline_type == 'mlp':
raise NotImplementedError()
# baseline = GaussianMLPBaseline(
# env_spec=env.spec, hidden_sizes=tuple(map(int, args.baseline_hidden_sizes.split(','))))
else:
baseline = ZeroBaseline(env_spec=env.spec)
# logger
default_log_dir = config.LOG_DIR
if args.log_dir is None:
log_dir = osp.join(default_log_dir, args.exp_name)
else:
log_dir = args.log_dir
tabular_log_file = osp.join(log_dir, args.tabular_log_file)
text_log_file = osp.join(log_dir, args.text_log_file)
params_log_file = osp.join(log_dir, args.params_log_file)
logger.log_parameters_lite(params_log_file, args)
logger.add_text_output(text_log_file)
logger.add_tabular_output(tabular_log_file)
prev_snapshot_dir = logger.get_snapshot_dir()
prev_mode = logger.get_snapshot_mode()
logger.set_snapshot_dir(log_dir)
logger.set_snapshot_mode(args.snapshot_mode)
logger.set_log_tabular_only(args.log_tabular_only)
logger.push_prefix("[%s] " % args.exp_name)
algo = TRPO(
env=env,
policy=policy,
baseline=baseline,
batch_size=args.n_timesteps,
max_path_length=args.max_traj_len,
#max_path_length_limit=args.max_path_length_limit,
update_max_path_length=args.update_curriculum,
anneal_step_size=args.anneal_step_size,
n_itr=args.n_iter,
discount=args.discount,
gae_lambda=args.gae_lambda,
step_size=args.max_kl,
optimizer=ConjugateGradientOptimizer(hvp_approach=FiniteDifferenceHvp(
base_eps=1e-5)) if args.recurrent else None,
mode=args.control
if not args.chunked else 'chunk_{}'.format(args.control),
)
algo.train()
def main():
now = datetime.datetime.now(dateutil.tz.tzlocal())
rand_id = str(uuid.uuid4())[:5]
timestamp = now.strftime('%Y_%m_%d_%H_%M_%S_%f_%Z')
default_exp_name = 'experiment_%s_%s' % (timestamp, rand_id)
parser = argparse.ArgumentParser()
parser.add_argument('--exp_name', type=str, default=default_exp_name,
help='Name of the experiment.')
parser.add_argument('--discount', type=float, default=0.95)
parser.add_argument('--gae_lambda', type=float, default=0.99)
parser.add_argument('--reward_scale', type=float, default=1.0)
parser.add_argument('--enable_obsnorm', action='store_true', default=False)
parser.add_argument('--chunked', action='store_true', default=False)
parser.add_argument('--n_iter', type=int, default=250)
parser.add_argument('--sampler_workers', type=int, default=1)
parser.add_argument('--max_traj_len', type=int, default=250)
parser.add_argument('--update_curriculum', action='store_true', default=False)
parser.add_argument('--anneal_step_size', type=int, default=0)
parser.add_argument('--n_timesteps', type=int, default=8000)
parser.add_argument('--control', type=str, default='centralized')
parser.add_argument('--buffer_size', type=int, default=1)
parser.add_argument('--radius', type=float, default=0.015)
parser.add_argument('--n_evaders', type=int, default=10)
parser.add_argument('--n_pursuers', type=int, default=8)
parser.add_argument('--n_poison', type=int, default=10)
parser.add_argument('--n_coop', type=int, default=4)
parser.add_argument('--n_sensors', type=int, default=30)
parser.add_argument('--sensor_range', type=str, default='0.2')
parser.add_argument('--food_reward', type=float, default=5)
parser.add_argument('--poison_reward', type=float, default=-1)
parser.add_argument('--encounter_reward', type=float, default=0.05)
parser.add_argument('--reward_mech', type=str, default='local')
parser.add_argument('--recurrent', type=str, default=None)
parser.add_argument('--baseline_type', type=str, default='linear')
parser.add_argument('--policy_hidden_sizes', type=str, default='128,128')
parser.add_argument('--baseline_hidden_sizes', type=str, default='128,128')
parser.add_argument('--max_kl', type=float, default=0.01)
parser.add_argument('--log_dir', type=str, required=False)
parser.add_argument('--tabular_log_file', type=str, default='progress.csv',
help='Name of the tabular log file (in csv).')
parser.add_argument('--text_log_file', type=str, default='debug.log',
help='Name of the text log file (in pure text).')
parser.add_argument('--params_log_file', type=str, default='params.json',
help='Name of the parameter log file (in json).')
parser.add_argument('--seed', type=int, help='Random seed for numpy')
parser.add_argument('--args_data', type=str, help='Pickled data for stub objects')
parser.add_argument('--snapshot_mode', type=str, default='all',
help='Mode to save the snapshot. Can be either "all" '
'(all iterations will be saved), "last" (only '
'the last iteration will be saved), or "none" '
'(do not save snapshots)')
parser.add_argument(
'--log_tabular_only', type=ast.literal_eval, default=False,
help='Whether to only print the tabular log information (in a horizontal format)')
args = parser.parse_args()
parallel_sampler.initialize(n_parallel=args.sampler_workers)
if args.seed is not None:
set_seed(args.seed)
parallel_sampler.set_seed(args.seed)
args.hidden_sizes = tuple(map(int, args.policy_hidden_sizes.split(',')))
centralized = True if args.control == 'centralized' else False
sensor_range = np.array(map(float, args.sensor_range.split(',')))
if len(sensor_range) == 1:
sensor_range = sensor_range[0]
else:
assert sensor_range.shape == (args.n_pursuers,)
env = MAWaterWorld(args.n_pursuers, args.n_evaders, args.n_coop, args.n_poison,
radius=args.radius, n_sensors=args.n_sensors, food_reward=args.food_reward,
poison_reward=args.poison_reward, encounter_reward=args.encounter_reward,
reward_mech=args.reward_mech, sensor_range=sensor_range, obstacle_loc=None)
env = TfEnv(
RLLabEnv(
StandardizedEnv(env, scale_reward=args.reward_scale,
enable_obsnorm=args.enable_obsnorm), mode=args.control))
if args.buffer_size > 1:
env = ObservationBuffer(env, args.buffer_size)
if args.recurrent:
feature_network = MLP(
name='feature_net',
input_shape=(env.spec.observation_space.flat_dim + env.spec.action_space.flat_dim,),
output_dim=16, hidden_sizes=(128, 64, 32), hidden_nonlinearity=tf.nn.tanh,
output_nonlinearity=None)
if args.recurrent == 'gru':
policy = GaussianGRUPolicy(env_spec=env.spec, feature_network=feature_network,
hidden_dim=int(args.policy_hidden_sizes), name='policy')
elif args.recurrent == 'lstm':
policy = GaussianLSTMPolicy(env_spec=env.spec, feature_network=feature_network,
hidden_dim=int(args.policy_hidden_sizes), name='policy')
else:
policy = GaussianMLPPolicy(
name='policy', env_spec=env.spec,
hidden_sizes=tuple(map(int, args.policy_hidden_sizes.split(','))), min_std=10e-5)
if args.baseline_type == 'linear':
baseline = LinearFeatureBaseline(env_spec=env.spec)
elif args.baseline_type == 'mlp':
raise NotImplementedError()
# baseline = GaussianMLPBaseline(
# env_spec=env.spec, hidden_sizes=tuple(map(int, args.baseline_hidden_sizes.split(','))))
else:
baseline = ZeroBaseline(env_spec=env.spec)
# logger
default_log_dir = config.LOG_DIR
if args.log_dir is None:
log_dir = osp.join(default_log_dir, args.exp_name)
else:
log_dir = args.log_dir
tabular_log_file = osp.join(log_dir, args.tabular_log_file)
text_log_file = osp.join(log_dir, args.text_log_file)
params_log_file = osp.join(log_dir, args.params_log_file)
logger.log_parameters_lite(params_log_file, args)
logger.add_text_output(text_log_file)
logger.add_tabular_output(tabular_log_file)
prev_snapshot_dir = logger.get_snapshot_dir()
prev_mode = logger.get_snapshot_mode()
logger.set_snapshot_dir(log_dir)
logger.set_snapshot_mode(args.snapshot_mode)
logger.set_log_tabular_only(args.log_tabular_only)
logger.push_prefix("[%s] " % args.exp_name)
algo = TRPO(
env=env,
policy=policy,
baseline=baseline,
batch_size=args.n_timesteps,
max_path_length=args.max_traj_len,
#max_path_length_limit=args.max_path_length_limit,
update_max_path_length=args.update_curriculum,
anneal_step_size=args.anneal_step_size,
n_itr=args.n_iter,
discount=args.discount,
gae_lambda=args.gae_lambda,
step_size=args.max_kl,
optimizer=ConjugateGradientOptimizer(hvp_approach=FiniteDifferenceHvp(base_eps=1e-5)) if
args.recurrent else None,
mode=args.control if not args.chunked else 'chunk_{}'.format(args.control),)
algo.train()
def run_experiment_here(
experiment_function,
exp_prefix="default",
variant=None,
exp_id=0,
seed=0,
use_gpu=True,
snapshot_mode='last',
snapshot_gap=1,
code_diff=None,
commit_hash=None,
script_name=None,
n_parallel=0,
base_log_dir=None,
log_dir=None,
exp_name=None,
):
"""
Run an experiment locally without any serialization.
:param experiment_function: Function. `variant` will be passed in as its
only argument.
:param exp_prefix: Experiment prefix for the save file.
:param variant: Dictionary passed in to `experiment_function`.
:param exp_id: Experiment ID. Should be unique across all
experiments. Note that one experiment may correspond to multiple seeds,.
:param seed: Seed used for this experiment.
:param use_gpu: Run with GPU. By default False.
:param script_name: Name of the running script
:param log_dir: If set, set the log directory to this. Otherwise,
the directory will be auto-generated based on the exp_prefix.
:return:
"""
if variant is None:
variant = {}
if seed is None and 'seed' not in variant:
seed = random.randint(0, 100000)
variant['seed'] = str(seed)
if n_parallel > 0:
from rllab.sampler import parallel_sampler
parallel_sampler.initialize(n_parallel=n_parallel)
parallel_sampler.set_seed(seed)
variant['exp_id'] = str(exp_id)
reset_execution_environment()
set_seed(seed)
setup_logger(
exp_prefix=exp_prefix,
variant=variant,
exp_id=exp_id,
seed=seed,
snapshot_mode=snapshot_mode,
snapshot_gap=snapshot_gap,
base_log_dir=base_log_dir,
log_dir=log_dir,
exp_name=exp_name,
)
log_dir = logger.get_snapshot_dir()
if code_diff is not None:
with open(osp.join(log_dir, "code.diff"), "w") as f:
f.write(code_diff)
if commit_hash is not None:
with open(osp.join(log_dir, "commit_hash.txt"), "w") as f:
f.write(commit_hash)
if script_name is not None:
with open(osp.join(log_dir, "script_name.txt"), "w") as f:
f.write(script_name)
set_gpu_mode(use_gpu)
print('variant', variant)
return experiment_function(variant)
def run_experiment(argv):
default_log_dir = config.LOG_DIR
now = datetime.datetime.now(dateutil.tz.tzlocal())
# avoid name clashes when running distributed jobs
rand_id = str(uuid.uuid4())[:5]
timestamp = now.strftime('%Y_%m_%d_%H_%M_%S_%f_%Z')
default_exp_name = 'experiment_%s_%s' % (timestamp, rand_id)
parser = argparse.ArgumentParser()
parser.add_argument('--n_parallel',
type=int,
default=1,
help='Number of parallel workers to perform rollouts.')
parser.add_argument('--exp_name',
type=str,
default=default_exp_name,
help='Name of the experiment.')
parser.add_argument('--log_dir',
type=str,
default=default_log_dir,
help='Path to save the log and iteration snapshot.')
parser.add_argument('--snapshot_mode',
type=str,
default='all',
help='Mode to save the snapshot. Can be either "all" '
'(all iterations will be saved), "last" (only '
'the last iteration will be saved), or "none" '
'(do not save snapshots)')
parser.add_argument('--tabular_log_file',
type=str,
default='progress.csv',
help='Name of the tabular log file (in csv).')
parser.add_argument('--text_log_file',
type=str,
default='debug.log',
help='Name of the text log file (in pure text).')
parser.add_argument('--params_log_file',
type=str,
default='params.json',
help='Name of the parameter log file (in json).')
parser.add_argument('--plot',
type=ast.literal_eval,
default=False,
help='Whether to plot the iteration results')
parser.add_argument(
'--log_tabular_only',
type=ast.literal_eval,
default=False,
help=
'Whether to only print the tabular log information (in a horizontal format)'
)
parser.add_argument('--seed', type=int, help='Random seed for numpy')
parser.add_argument('--args_data',
type=str,
help='Pickled data for stub objects')
args = parser.parse_args(argv[1:])
from rllab.sampler import parallel_sampler
parallel_sampler.initialize(n_parallel=args.n_parallel)
if args.seed is not None:
set_seed(args.seed)
parallel_sampler.set_seed(args.seed)
if args.plot:
from rllab.plotter import plotter
plotter.init_worker()
# read from stdin
data = pickle.loads(base64.b64decode(args.args_data))
log_dir = args.log_dir
# exp_dir = osp.join(log_dir, args.exp_name)
tabular_log_file = osp.join(log_dir, args.tabular_log_file)
text_log_file = osp.join(log_dir, args.text_log_file)
params_log_file = osp.join(log_dir, args.params_log_file)
logger.log_parameters_lite(params_log_file, args)
logger.add_text_output(text_log_file)
logger.add_tabular_output(tabular_log_file)
prev_snapshot_dir = logger.get_snapshot_dir()
prev_mode = logger.get_snapshot_mode()
logger.set_snapshot_dir(log_dir)
logger.set_snapshot_mode(args.snapshot_mode)
logger.set_log_tabular_only(args.log_tabular_only)
logger.push_prefix("[%s] " % args.exp_name)
maybe_iter = concretize(data)
if is_iterable(maybe_iter):
for _ in maybe_iter:
pass
logger.set_snapshot_mode(prev_mode)
logger.set_snapshot_dir(prev_snapshot_dir)
logger.remove_tabular_output(tabular_log_file)
logger.remove_text_output(text_log_file)
logger.pop_prefix()
def train(num_experiments, thread_id, queue):
############ DEFAULT PARAMETERS ############
env_name = None #Name of adversarial environment
path_length = 1000 #Maximum episode length
layer_size = tuple([100, 100, 100]) #Layer definition
ifRender = False #Should we render?
afterRender = 100 #After how many to animate
n_exps = 1 #Number of training instances to run
n_itr = 25 #Number of iterations of the alternating optimization
n_pro_itr = 1 #Number of iterations for the protaginist
n_adv_itr = 1 #Number of interations for the adversary
batch_size = 4000 #Number of training samples for each iteration
ifSave = True #Should we save?
save_every = 100 #Save checkpoint every save_every iterations
n_process = 1 #Number of parallel threads for sampling environment
adv_fraction = 0.25 #Fraction of maximum adversarial force to be applied
step_size = 0.01 #kl step size for TRPO
gae_lambda = 0.97 #gae_lambda for learner
save_dir = './results' #folder to save result in
############ ENV SPECIFIC PARAMETERS ############
env_name = 'HopperAdv-v1'
layer_size = tuple([64, 64])
step_size = 0.01
gae_lambda = 1.0
batch_size = 25000
n_exps = num_experiments
n_itr = 500
ifSave = False
n_process = 4
adv_fraction = 3.0
save_dir = './../results/StaticHopper'
args = [
env_name, path_length, layer_size, ifRender, afterRender, n_exps,
n_itr, n_pro_itr, n_adv_itr, batch_size, save_every, n_process,
adv_fraction, step_size, gae_lambda, save_dir
]
############ ADVERSARIAL POLICY LOAD ############
filepath = './../initial_results/Hopper/env-HopperAdv-v1_Exp1_Itr500_BS25000_Adv0.25_stp0.01_lam1.0_369983.p'
res_D = pickle.load(open(filepath, 'rb'))
pretrained_adv_policy = res_D['adv_policy']
############ MAIN LOOP ############
## Initializing summaries for the tests ##
const_test_rew_summary = []
rand_test_rew_summary = []
step_test_rew_summary = []
rand_step_test_rew_summary = []
adv_test_rew_summary = []
## Preparing file to save results in ##
save_prefix = 'static_env-{}_Exp{}_Itr{}_BS{}_Adv{}_stp{}_lam{}_{}'.format(
env_name, n_exps, n_itr, batch_size, adv_fraction, step_size,
gae_lambda, random.randint(0, 1000000))
save_name = save_dir + '/' + save_prefix
## Looping over experiments to carry out ##
for ne in range(n_exps):
## Environment definition ##
## The second argument in GymEnv defines the relative magnitude of adversary. For testing we set this to 1.0.
env = normalize(GymEnv(env_name, adv_fraction))
env_orig = normalize(GymEnv(env_name, 1.0))
## Protagonist policy definition ##
pro_policy = GaussianMLPPolicy(env_spec=env.spec,
hidden_sizes=layer_size,
is_protagonist=True)
pro_baseline = LinearFeatureBaseline(env_spec=env.spec)
## Zero Adversary for the protagonist training ##
zero_adv_policy = ConstantControlPolicy(env_spec=env.spec,
is_protagonist=False,
constant_val=0.0)
## Adversary policy definition ##
adv_policy = pretrained_adv_policy
adv_baseline = LinearFeatureBaseline(env_spec=env.spec)
## Initializing the parallel sampler ##
parallel_sampler.initialize(n_process)
## Optimizer for the Protagonist ##
pro_algo = TRPO(env=env,
pro_policy=pro_policy,
adv_policy=adv_policy,
pro_baseline=pro_baseline,
adv_baseline=adv_baseline,
batch_size=batch_size,
max_path_length=path_length,
n_itr=n_pro_itr,
discount=0.995,
gae_lambda=gae_lambda,
step_size=step_size,
is_protagonist=True)
## Setting up summaries for testing for a specific training instance ##
pro_rews = []
adv_rews = []
all_rews = []
const_testing_rews = []
const_testing_rews.append(
test_const_adv(env_orig, pro_policy, path_length=path_length))
rand_testing_rews = []
rand_testing_rews.append(
test_rand_adv(env_orig, pro_policy, path_length=path_length))
step_testing_rews = []
step_testing_rews.append(
test_step_adv(env_orig, pro_policy, path_length=path_length))
rand_step_testing_rews = []
rand_step_testing_rews.append(
test_rand_step_adv(env_orig, pro_policy, path_length=path_length))
adv_testing_rews = []
adv_testing_rews.append(
test_learnt_adv(env,
pro_policy,
adv_policy,
path_length=path_length))
## Beginning alternating optimization ##
for ni in range(n_itr):
logger.log('\n\nThread: {} Experiment: {} Iteration: {}\n'.format(
thread_id,
ne,
ni,
))
## Train Protagonist
pro_algo.train()
pro_rews += pro_algo.rews
all_rews += pro_algo.rews
logger.log('Protag Reward: {}'.format(
np.array(pro_algo.rews).mean()))
## Test the learnt policies
const_testing_rews.append(
test_const_adv(env, pro_policy, path_length=path_length))
rand_testing_rews.append(
test_rand_adv(env, pro_policy, path_length=path_length))
step_testing_rews.append(
test_step_adv(env, pro_policy, path_length=path_length))
rand_step_testing_rews.append(
test_rand_step_adv(env, pro_policy, path_length=path_length))
adv_testing_rews.append(
test_learnt_adv(env,
pro_policy,
adv_policy,
path_length=path_length))
if ni % afterRender == 0 and ifRender == True:
test_const_adv(env,
pro_policy,
path_length=path_length,
n_traj=1,
render=True)
if ni != 0 and ni % save_every == 0 and ifSave == True:
## SAVING CHECKPOINT INFO ##
pickle.dump(
{
'args': args,
'pro_policy': pro_policy,
'adv_policy': adv_policy,
'zero_test': [const_testing_rews],
'rand_test': [rand_testing_rews],
'step_test': [step_testing_rews],
'rand_step_test': [rand_step_testing_rews],
'iter_save': ni,
'exp_save': ne,
'adv_test': [adv_testing_rews]
}, open(save_name + '_' + str(ni) + '.p', 'wb'))
## Shutting down the optimizer ##
pro_algo.shutdown_worker()
## Updating the test summaries over all training instances
const_test_rew_summary.append(const_testing_rews)
rand_test_rew_summary.append(rand_testing_rews)
step_test_rew_summary.append(step_testing_rews)
rand_step_test_rew_summary.append(rand_step_testing_rews)
adv_test_rew_summary.append(adv_testing_rews)
queue.put([
const_test_rew_summary, rand_test_rew_summary, step_test_rew_summary,
rand_step_test_rew_summary, adv_test_rew_summary
])
############ SAVING MODEL ############
'''
def run_experiment(argv):
default_log_dir = config.LOG_DIR
now = datetime.datetime.now(dateutil.tz.tzlocal())
# avoid name clashes when running distributed jobs
rand_id = str(uuid.uuid4())[:5]
timestamp = now.strftime('%Y_%m_%d_%H_%M_%S_%f_%Z')
default_exp_name = 'experiment_%s_%s' % (timestamp, rand_id)
parser = argparse.ArgumentParser()
parser.add_argument(
'--n_parallel',
type=int,
default=1,
help=
'Number of parallel workers to perform rollouts. 0 => don\'t start any workers'
)
parser.add_argument('--exp_name',
type=str,
default=default_exp_name,
help='Name of the experiment.')
parser.add_argument('--log_dir',
type=str,
default=None,
help='Path to save the log and iteration snapshot.')
parser.add_argument('--snapshot_mode',
type=str,
default='all',
help='Mode to save the snapshot. Can be either "all" '
'(all iterations will be saved), "last" (only '
'the last iteration will be saved), "gap" (every'
'`snapshot_gap` iterations are saved), or "none" '
'(do not save snapshots)')
parser.add_argument('--snapshot_gap',
type=int,
default=1,
help='Gap between snapshot iterations.')
parser.add_argument('--tabular_log_file',
type=str,
default='progress.csv',
help='Name of the tabular log file (in csv).')
parser.add_argument('--text_log_file',
type=str,
default='debug.log',
help='Name of the text log file (in pure text).')
parser.add_argument('--params_log_file',
type=str,
default='params.json',
help='Name of the parameter log file (in json).')
parser.add_argument('--variant_log_file',
type=str,
default='variant.json',
help='Name of the variant log file (in json).')
parser.add_argument(
'--resume_from',
type=str,
default=None,
help='Name of the pickle file to resume experiment from.')
parser.add_argument('--plot',
type=ast.literal_eval,
default=False,
help='Whether to plot the iteration results')
parser.add_argument(
'--log_tabular_only',
type=ast.literal_eval,
default=False,
help=
'Whether to only print the tabular log information (in a horizontal format)'
)
parser.add_argument('--seed', type=int, help='Random seed for numpy')
parser.add_argument('--args_data',
type=str,
help='Pickled data for stub objects')
parser.add_argument('--variant_data',
type=str,
help='Pickled data for variant configuration')
parser.add_argument('--use_cloudpickle',
type=ast.literal_eval,
default=False)
args = parser.parse_args(argv[1:])
if args.seed is not None:
set_seed(args.seed)
if args.n_parallel > 0:
from rllab.sampler import parallel_sampler
parallel_sampler.initialize(n_parallel=args.n_parallel)
if args.seed is not None:
parallel_sampler.set_seed(args.seed)
if args.plot:
from rllab.plotter import plotter
plotter.init_worker()
if args.log_dir is None:
log_dir = osp.join(default_log_dir, args.exp_name)
else:
log_dir = args.log_dir
tabular_log_file = osp.join(log_dir, args.tabular_log_file)
text_log_file = osp.join(log_dir, args.text_log_file)
params_log_file = osp.join(log_dir, args.params_log_file)
if args.variant_data is not None:
variant_data = pickle.loads(base64.b64decode(args.variant_data))
variant_log_file = osp.join(log_dir, args.variant_log_file)
logger.log_variant(variant_log_file, variant_data)
else:
variant_data = None
if not args.use_cloudpickle:
logger.log_parameters_lite(params_log_file, args)
logger.add_text_output(text_log_file)
logger.add_tabular_output(tabular_log_file)
prev_snapshot_dir = logger.get_snapshot_dir()
prev_mode = logger.get_snapshot_mode()
logger.set_snapshot_dir(log_dir)
logger.set_snapshot_mode(args.snapshot_mode)
logger.set_snapshot_gap(args.snapshot_gap)
logger.set_log_tabular_only(args.log_tabular_only)
logger.push_prefix("[%s] " % args.exp_name)
#variant_data is the variant dictionary sent from trpoTests_ExpLite
if (args.resume_from is not None) and (
'&|&' in args.resume_from
): #separate string on &|& to get iters and file location
vals = args.resume_from.split(
'&|&') #dirRes | numItrs to go | new batchSize
dirRes = vals[0]
numItrs = int(vals[1])
if (len(vals) > 2):
batchSize = int(vals[2])
print("resuming from :{}".format(dirRes))
data = joblib.load(dirRes)
#data is dict : 'baseline', 'algo', 'itr', 'policy', 'env'
assert 'algo' in data
algo = data['algo']
assert 'policy' in data
pol = data['policy']
bl = data['baseline']
oldBatchSize = algo.batch_size
algo.n_itr = numItrs
if (len(vals) > 2):
algo.batch_size = batchSize
print(
'algo iters : {} cur iter :{} oldBatchSize : {} newBatchSize : {}'
.format(algo.n_itr, algo.current_itr, oldBatchSize,
algo.batch_size))
else:
print('algo iters : {} cur iter :{} '.format(
algo.n_itr, algo.current_itr))
algo.train()
else:
print('Not resuming - building new exp')
# read from stdin
if args.use_cloudpickle: #set to use cloudpickle
import cloudpickle
method_call = cloudpickle.loads(base64.b64decode(args.args_data))
method_call(variant_data)
else:
print('not use cloud pickle')
data = pickle.loads(base64.b64decode(args.args_data))
maybe_iter = concretize(data)
if is_iterable(maybe_iter):
for _ in maybe_iter:
pass
logger.set_snapshot_mode(prev_mode)
logger.set_snapshot_dir(prev_snapshot_dir)
logger.remove_tabular_output(tabular_log_file)
logger.remove_text_output(text_log_file)
logger.pop_prefix()
env=env,
policy=policy,
baseline=baseline,
batch_size=batch_size,
max_path_length=pathlength,
n_itr=5,
discount=0.995,
step_size=0.01,
gae_lambda=0.97,
#task_num=task_size,
)
algo.init_opt()
from rllab.sampler import parallel_sampler
parallel_sampler.initialize(n_parallel=num_parallel)
parallel_sampler.set_seed(0)
algo.start_worker()
for i in range(initialize_epochs):
print('------ Iter ', i, ' in Init Training ', diretory, '--------')
paths = algo.sampler.obtain_samples(0)
samples_data = algo.sampler.process_samples(0, paths)
opt_data = algo.optimize_policy(0, samples_data)
pol_aft = (policy.get_param_values())
print(algo.mean_kl(samples_data))
print(dict(logger._tabular)['AverageReturn'])
data_perc_list = [0.999, 0.7, 0.5, 0.3, 0.1, 0.05, 0.01]
from rllab.policies.gaussian_mlp_policy import GaussianMLPPolicy
from rllab.optimizers.conjugate_gradient_optimizer import ConjugateGradientOptimizer
from examples.discriminator_bullet import Mlp_Discriminator
import pickle
from subprocess import Popen
import time
import os
import signal
import sys, traceback
# auto save config
experiment_spec = "100X50X25_22D_DiscriminateReward_GAE"
save_policy_every = 50
from rllab.sampler import parallel_sampler
parallel_sampler.initialize(n_parallel=1)
simulator = Popen(["./HumanDemoNoGUI"])
time.sleep(3)
# try:
discriminator = Mlp_Discriminator(a_max=0.8,
a_min=0.5,
decent_portion=0.8,
disc_window=2,
iteration=3000,
disc_joints_dim=16,
hidden_sizes=(128, 64, 32))
# baseline
#env = normalize(HumanEnv_v2(discriminator=None), normalize_obs=True)
def main():
now = datetime.datetime.now(dateutil.tz.tzlocal())
rand_id = str(uuid.uuid4())[:5]
timestamp = now.strftime('%Y_%m_%d_%H_%M_%S_%f_%Z')
default_exp_name = 'experiment_%s_%s' % (timestamp, rand_id)
parser = argparse.ArgumentParser()
parser.add_argument(
'--exp_name', type=str, default=default_exp_name, help='Name of the experiment.')
parser.add_argument('--discount', type=float, default=0.99)
parser.add_argument('--gae_lambda', type=float, default=1.0)
parser.add_argument('--reward_scale', type=float, default=1.0)
parser.add_argument('--n_iter', type=int, default=250)
parser.add_argument('--sampler_workers', type=int, default=1)
parser.add_argument('--max_traj_len', type=int, default=250)
parser.add_argument('--update_curriculum', action='store_true', default=False)
parser.add_argument('--n_timesteps', type=int, default=8000)
parser.add_argument('--control', type=str, default='centralized')
parser.add_argument('--rectangle', type=str, default='10,10')
parser.add_argument('--map_type', type=str, default='rectangle')
parser.add_argument('--n_evaders', type=int, default=5)
parser.add_argument('--n_pursuers', type=int, default=2)
parser.add_argument('--obs_range', type=int, default=3)
parser.add_argument('--n_catch', type=int, default=2)
parser.add_argument('--urgency', type=float, default=0.0)
parser.add_argument('--pursuit', dest='train_pursuit', action='store_true')
parser.add_argument('--evade', dest='train_pursuit', action='store_false')
parser.set_defaults(train_pursuit=True)
parser.add_argument('--surround', action='store_true', default=False)
parser.add_argument('--constraint_window', type=float, default=1.0)
parser.add_argument('--sample_maps', action='store_true', default=False)
parser.add_argument('--map_file', type=str, default='../maps/map_pool.npy')
parser.add_argument('--flatten', action='store_true', default=False)
parser.add_argument('--reward_mech', type=str, default='global')
parser.add_argument('--catchr', type=float, default=0.1)
parser.add_argument('--term_pursuit', type=float, default=5.0)
parser.add_argument('--recurrent', type=str, default=None)
parser.add_argument('--policy_hidden_sizes', type=str, default='128,128')
parser.add_argument('--baselin_hidden_sizes', type=str, default='128,128')
parser.add_argument('--baseline_type', type=str, default='linear')
parser.add_argument('--conv', action='store_true', default=False)
parser.add_argument('--max_kl', type=float, default=0.01)
parser.add_argument('--log_dir', type=str, required=False)
parser.add_argument('--tabular_log_file', type=str, default='progress.csv',
help='Name of the tabular log file (in csv).')
parser.add_argument('--text_log_file', type=str, default='debug.log',
help='Name of the text log file (in pure text).')
parser.add_argument('--params_log_file', type=str, default='params.json',
help='Name of the parameter log file (in json).')
parser.add_argument('--seed', type=int,
help='Random seed for numpy')
parser.add_argument('--args_data', type=str,
help='Pickled data for stub objects')
parser.add_argument('--snapshot_mode', type=str, default='all',
help='Mode to save the snapshot. Can be either "all" '
'(all iterations will be saved), "last" (only '
'the last iteration will be saved), or "none" '
'(do not save snapshots)')
parser.add_argument('--log_tabular_only', type=ast.literal_eval, default=False,
help='Whether to only print the tabular log information (in a horizontal format)')
args = parser.parse_args()
parallel_sampler.initialize(n_parallel=args.sampler_workers)
if args.seed is not None:
set_seed(args.seed)
parallel_sampler.set_seed(args.seed)
args.hidden_sizes = tuple(map(int, args.policy_hidden_sizes.split(',')))
if args.sample_maps:
map_pool = np.load(args.map_file)
else:
if args.map_type == 'rectangle':
env_map = TwoDMaps.rectangle_map(*map(int, args.rectangle.split(',')))
elif args.map_type == 'complex':
env_map = TwoDMaps.complex_map(*map(int, args.rectangle.split(',')))
else:
raise NotImplementedError()
map_pool = [env_map]
env = PursuitEvade(map_pool, n_evaders=args.n_evaders, n_pursuers=args.n_pursuers,
obs_range=args.obs_range, n_catch=args.n_catch,
train_pursuit=args.train_pursuit, urgency_reward=args.urgency,
surround=args.surround, sample_maps=args.sample_maps,
constraint_window=args.constraint_window,
flatten=args.flatten,
reward_mech=args.reward_mech,
catchr=args.catchr,
term_pursuit=args.term_pursuit)
env = RLLabEnv(
StandardizedEnv(env, scale_reward=args.reward_scale, enable_obsnorm=False),
mode=args.control)
if args.recurrent:
if args.conv:
feature_network = ConvNetwork(
input_shape=emv.spec.observation_space.shape,
output_dim=5,
conv_filters=(8,16,16),
conv_filter_sizes=(3,3,3),
conv_strides=(1,1,1),
conv_pads=('VALID','VALID','VALID'),
hidden_sizes=(64,),
hidden_nonlinearity=NL.rectify,
output_nonlinearity=NL.softmax)
else:
feature_network = MLP(
input_shape=(env.spec.observation_space.flat_dim + env.spec.action_space.flat_dim,),
output_dim=5, hidden_sizes=(128,128,128), hidden_nonlinearity=NL.tanh,
output_nonlinearity=None)
if args.recurrent == 'gru':
policy = CategoricalGRUPolicy(env_spec=env.spec, feature_network=feature_network,
hidden_dim=int(args.policy_hidden_sizes))
elif args.conv:
feature_network = ConvNetwork(
input_shape=env.spec.observation_space.shape,
output_dim=5,
conv_filters=(8,16,16),
conv_filter_sizes=(3,3,3),
conv_strides=(1,1,1),
conv_pads=('valid','valid','valid'),
hidden_sizes=(64,),
hidden_nonlinearity=NL.rectify,
output_nonlinearity=NL.softmax)
policy = CategoricalMLPPolicy(env_spec=env.spec, prob_network=feature_network)
else:
policy = CategoricalMLPPolicy(env_spec=env.spec, hidden_sizes=args.hidden_sizes)
if args.baseline_type == 'linear':
baseline = LinearFeatureBaseline(env_spec=env.spec)
else:
baseline = ZeroBaseline(obsfeat_space)
# logger
default_log_dir = config.LOG_DIR
if args.log_dir is None:
log_dir = osp.join(default_log_dir, args.exp_name)
else:
log_dir = args.log_dir
tabular_log_file = osp.join(log_dir, args.tabular_log_file)
text_log_file = osp.join(log_dir, args.text_log_file)
params_log_file = osp.join(log_dir, args.params_log_file)
logger.log_parameters_lite(params_log_file, args)
logger.add_text_output(text_log_file)
logger.add_tabular_output(tabular_log_file)
prev_snapshot_dir = logger.get_snapshot_dir()
prev_mode = logger.get_snapshot_mode()
logger.set_snapshot_dir(log_dir)
logger.set_snapshot_mode(args.snapshot_mode)
logger.set_log_tabular_only(args.log_tabular_only)
logger.push_prefix("[%s] " % args.exp_name)
algo = TRPO(
env=env,
policy=policy,
baseline=baseline,
batch_size=args.n_timesteps,
max_path_length=args.max_traj_len,
n_itr=args.n_iter,
discount=args.discount,
gae_lambda=args.gae_lambda,
step_size=args.max_kl,
mode=args.control,)
algo.train()
