import torch.multiprocessing as mp
-# world quizzes vs. culture quizzes
-
-######################################################################
-
-if torch.cuda.is_available():
- device = torch.device("cuda")
- torch.backends.cuda.matmul.allow_tf32 = True
-else:
- device = torch.device("cpu")
-
######################################################################
parser = argparse.ArgumentParser(
parser.add_argument("--seed", type=int, default=0)
+parser.add_argument("--resume", action="store_true", default=False)
+
parser.add_argument("--max_percents_of_test_in_train", type=int, default=-1)
########################################
parser.add_argument("--nb_threads", type=int, default=1)
-parser.add_argument("--nb_gpus", type=int, default=1)
+parser.add_argument("--gpus", type=str, default="all")
parser.add_argument("--nb_gpts", type=int, default=5)
-parser.add_argument("--min_to_validate", type=int, default=None)
+parser.add_argument("--accuracy_to_make_c_quizzes", type=float, default=0.975)
-parser.add_argument("--max_to_validate", type=int, default=None)
+parser.add_argument("--proba_understands", type=float, default=0.99)
-parser.add_argument("--accuracy_to_make_c_quizzes", type=float, default=0.975)
+parser.add_argument("--proba_not_understands", type=float, default=0.5)
parser.add_argument("--generation_temperature", type=float, default=2.0)
######################################################################
+grids_tasks = ", ".join(
+ [x.__name__.removeprefix("task_") for x in grids.Grids().all_tasks]
+)
+
+parser.add_argument(
+ "--grids_tasks",
+ type=str,
+ default=None,
+ help="A comma-separated subset of: " + grids_tasks + ", or None for all.",
+)
+
+######################################################################
+
parser.add_argument("--sky_height", type=int, default=6)
parser.add_argument("--sky_width", type=int, default=8)
args = parser.parse_args()
-if args.min_to_validate is None:
- args.min_to_validate = args.nb_gpts - 1
-
-if args.max_to_validate is None:
- args.max_to_validate = args.nb_gpts - 1
-
if args.result_dir is None:
args.result_dir = f"results_culture"
######################################################################
-try:
- os.mkdir(args.result_dir)
-except FileExistsError:
- print(f"result directory {args.result_dir} already exists")
- exit(1)
+if args.resume:
+ assert os.path.isdir(args.result_dir)
+
+else:
+ try:
+ os.mkdir(args.result_dir)
+ except FileExistsError:
+ print(f"result directory {args.result_dir} already exists")
+ exit(1)
log_file = open(os.path.join(args.result_dir, args.log_filename), "a")
sys.stdout.flush()
+now = time.strftime("%Y%m%d-%H%M%S", time.localtime())
+
+os.system(f"tar zcvf {args.result_dir}/src-{now}.tgz *.py")
+
log_string(f"argv {' '.join(sys.argv)}")
for n in vars(args):
######################################################################
+if args.gpus == "all":
+ gpus_idx = range(torch.cuda.device_count())
+else:
+ gpus_idx = [int(k) for k in args.gpus.split(",")]
+
+gpus = [torch.device(f"cuda:{n}") for n in gpus_idx]
+
+if torch.cuda.is_available():
+ main_device = gpus[0]
+else:
+ assert len(gpus) == 0
+ main_device = torch.device("cpu")
+
if args.dirty_debug:
args.nb_train_samples = 2500
args.nb_test_samples = 100
nb_birds=args.sky_nb_birds,
nb_iterations=args.sky_nb_iterations,
speed=args.sky_speed,
- max_nb_cached_chunks=args.nb_gpus * args.nb_train_samples // 100,
+ max_nb_cached_chunks=len(gpus) * args.nb_train_samples // 100,
chunk_size=100,
nb_threads=args.nb_threads,
)
back_accuracy = False
elif args.problem == "grids":
problem = grids.Grids(
- max_nb_cached_chunks=args.nb_gpus * args.nb_train_samples // 100,
+ max_nb_cached_chunks=len(gpus) * args.nb_train_samples // 100,
chunk_size=100,
nb_threads=args.nb_threads,
+ tasks=args.grids_tasks,
)
back_accuracy = True
else:
raise ValueError
+problem.save_some_examples(args.result_dir)
+
quiz_machine = quiz_machine.QuizMachine(
problem=problem,
nb_train_samples=args.nb_train_samples,
batch_size=args.physical_batch_size,
result_dir=args.result_dir,
logger=log_string,
- device=device,
+ device=main_device,
)
######################################################################
-log_string(f"device {device}")
+log_string(f"main_device {main_device} gpus {[ str(g) for g in gpus]}")
vocabulary_size = quiz_machine.vocabulary_size()
######################################################################
-######################################################################
-
-
-def run_tests(model, quiz_machine, deterministic_synthesis, local_device=None):
- if local_device is None:
- local_device = device
-
+def run_tests(model, quiz_machine, deterministic_synthesis, local_device=main_device):
with torch.autograd.no_grad():
model.eval().to(local_device)
test_perplexity = math.exp(min(100, acc_test_loss / nb_test_samples))
- log_string(f"test_perplexity {n_epoch} {test_perplexity}")
+ log_string(f"test_perplexity {n_epoch} model {model.id} {test_perplexity}")
model.main_test_accuracy = quiz_machine.produce_results(
n_epoch=n_epoch,
)
-def one_epoch(model, quiz_machine, local_device=None):
- if local_device is None:
- local_device = device
+def one_epoch(model, quiz_machine, local_device=main_device):
+ model.to(local_device).train()
optimizer = torch.optim.Adam(model.parameters(), lr=args.learning_rate)
- model.to(local_device).train()
-
nb_train_samples, acc_train_loss = 0, 0.0
for input in quiz_machine.batches(model, split="train"):
train_perplexity = math.exp(min(100, acc_train_loss / nb_train_samples))
- log_string(f"train_perplexity {n_epoch} model.id {model.id} {train_perplexity}")
+ log_string(f"train_perplexity {n_epoch} model {model.id} {train_perplexity}")
run_tests(model, quiz_machine, deterministic_synthesis=False)
+ model.to(main_device)
+
######################################################################
def standard_validity(logproba):
l = logproba.sort(dim=-1).values
- return (l[:, 0] < math.log(0.5)) & (l[:, 1] > math.log(0.99))
+ return (l[:, 0] < math.log(args.proba_not_understands)) & (
+ l[:, 1] > math.log(args.proba_understands)
+ )
+
+def valid_quizzes_and_logprobas(recorded, criteria):
+ validated_quizzes, validated_logprobas = [], []
+ for q, lp in recorded:
+ validated_indices = criteria(lp)
+ validated_quizzes.append(q[validated_indices])
+ validated_logprobas.append(lp[validated_indices])
-def valid_c_quizzes(recorded, criteria):
- result = [q[criteria(lp)] for q, lp in recorded]
- return torch.cat(result, dim=0) if len(result) > 0 else torch.tensor([])
+ if len(validated_quizzes) > 0:
+ return torch.cat(validated_quizzes, dim=0), torch.cat(
+ validated_logprobas, dim=0
+ )
+ else:
+ return None, None
######################################################################
-def create_c_quizzes(
- models,
- quiz_machine,
- nb_for_train=1000,
- nb_for_test=100,
-):
- quizzes_and_logproba_records = []
-
+def create_c_quizzes(models, quiz_machine, nb_for_train=1000, nb_for_test=100):
nb_to_create = nb_for_train + nb_for_test
- # ------------------------------------------------------------
+ recorded_quizzes_logprobas = []
- file_name = os.path.join(args.result_dir, f"culture_c_quiz_{n_epoch:04d}_logp.dat")
+ nb_validated = 0
- with open(file_name, "w") as logp_file:
- while (
- valid_c_quizzes(quizzes_and_logproba_records, standard_validity).size(0)
- < nb_to_create
- ):
- # Select a model at random to generate the new quizzes
+ while nb_validated < nb_to_create:
+ model_for_generation = models[torch.randint(len(models), (1,))]
- model_for_generation = models[torch.randint(len(models), (1,))]
+ c_quizzes = quiz_machine.generate_quizzes(
+ nb_to_create,
+ model_for_generation=model_for_generation,
+ temperature=args.generation_temperature,
+ )
- c_quizzes = quiz_machine.generate_quizzes(
- nb_to_create,
- model_for_generation=model_for_generation,
- temperature=args.generation_temperature,
- )
+ c_quizzes = c_quizzes[quiz_machine.non_trivial(c_quizzes)]
- c_quizzes = c_quizzes[quiz_machine.non_trivial(c_quizzes)]
+ if c_quizzes.size(0) > 0:
+ logproba = quiz_machine.logproba_of_solutions(models, c_quizzes)
+ recorded_quizzes_logprobas.append((c_quizzes, logproba))
- if c_quizzes.size(0) > 0:
- logproba = quiz_machine.logproba_of_solutions(models, c_quizzes)
- for l in logproba:
- s = " ".join([str(x.item()) for x in l])
- logp_file.write(s + "\n")
- quizzes_and_logproba_records.append((c_quizzes, logproba))
+ validated_quizzes, validated_logprobas = valid_quizzes_and_logprobas(
+ recorded_quizzes_logprobas, standard_validity
+ )
- nb_validated = valid_c_quizzes(
- quizzes_and_logproba_records, standard_validity
- ).size(0)
+ if validated_quizzes is not None:
+ nb_validated = validated_quizzes.size(0)
- log_string(
- f"keep c_quizzes model {model_for_generation.id} nb_accumulated {nb_validated} / {nb_to_create}"
- )
+ log_string(
+ f"keep c_quizzes model {model_for_generation.id} nb_accumulated {nb_validated} / {nb_to_create}"
+ )
# store the new c_quizzes which have been validated
- new_c_quizzes = valid_c_quizzes(quizzes_and_logproba_records, standard_validity)
+ quiz_machine.reverse_random_half_in_place(validated_quizzes)
+ quiz_machine.store_c_quizzes(validated_quizzes[:nb_for_train], for_train=True)
+ quiz_machine.store_c_quizzes(
+ validated_quizzes[nb_for_train:nb_to_create], for_train=False
+ )
- quiz_machine.reverse_random_half_in_place(new_c_quizzes)
+ ######################################################################
+ # save the log probas
- quiz_machine.store_c_quizzes(new_c_quizzes[:nb_for_train], for_train=True)
- quiz_machine.store_c_quizzes(new_c_quizzes[nb_for_train:], for_train=False)
+ file_name = os.path.join(
+ args.result_dir, f"culture_c_quiz_all_{n_epoch:04d}_logp.dat"
+ )
+
+ with open(file_name, "w") as logp_file:
+ for _, ll in recorded_quizzes_logprobas:
+ for l in ll:
+ s = " ".join([str(x.item()) for x in l])
+ logp_file.write(s + "\n")
+
+ ######################################################################
+ # save images with their logprobas
- # save a bunch of images to investigate what quizzes with a
- # certain nb of correct predictions look like
+ vq = validated_quizzes[:72]
+ vl = validated_logprobas[:72]
- q = new_c_quizzes[:72]
+ if vq.size(0) > 0:
+ prefix = f"culture_c_quiz_{n_epoch:04d}"
- if q.size(0) > 0:
- quiz_machine.save_quizzes(args.result_dir, f"culture_c_quiz_{n_epoch:04d}", q)
+ file_name = os.path.join(args.result_dir, prefix + "_logp.dat")
+ with open(file_name, "w") as logp_file:
+ for l in vl:
+ s = " ".join([str(x.item()) for x in l])
+ logp_file.write(s + "\n")
+
+ quiz_machine.save_quiz_illustrations(args.result_dir, prefix, vq)
######################################################################
nb_blocks=args.nb_blocks,
causal=True,
dropout=args.dropout,
- ).to(device)
+ ).to(main_device)
model.main_test_accuracy = 0.0
model.id = k
models.append(model)
+######################################################################
+
+if args.resume:
+ try:
+ for model in models:
+ filename = f"gpt_{model.id:03d}.pth"
+
+ try:
+ d = torch.load(os.path.join(args.result_dir, filename))
+ model.load_state_dict(d[0])
+ model.main_test_accuracy = d[1]
+ log_string(f"successfully loaded {filename}")
+ except FileNotFoundError:
+ log_string(f"cannot find {filename}")
+ pass
+
+ try:
+ filename = "c_quizzes.pth"
+ quiz_machine.load_c_quizzes(os.path.join(args.result_dir, filename))
+ log_string(f"successfully loaded {filename}")
+ except FileNotFoundError:
+ log_string(f"cannot find {filename}")
+ pass
+
+ except:
+ log_string(f"error when loading {filename}.")
+ exit(1)
+
+######################################################################
nb_parameters = sum(p.numel() for p in models[0].parameters())
log_string(f"nb_parameters {nb_parameters} ({int(nb_parameters/1e6)}M)")
ranked_models = sorted(models, key=lambda m: float(m.main_test_accuracy))
- weakest_models = ranked_models[: args.nb_gpus]
+ weakest_models = ranked_models[: len(gpus)]
threads = []
- for gpu_id, model in enumerate(weakest_models):
+ for gpu, model in zip(gpus, weakest_models):
log_string(f"training model {model.id}")
t = threading.Thread(
- target=one_epoch, daemon=True, args=(model, quiz_machine, f"cuda:{gpu_id}")
+ target=one_epoch, daemon=True, args=(model, quiz_machine, gpu)
)
threads.append(t)
for t in threads:
t.join()
- ##################################################
- # Replace a fraction of the w_quizzes with fresh ones
+ # Save the models to disk
- log_string(
- f"cache_w_quizzes contains {quiz_machine.problem.nb_cached_quizzes()} quizzes"
- )
+ for model in weakest_models:
+ filename = f"gpt_{model.id:03d}.pth"
+ torch.save(
+ (model.state_dict(), model.main_test_accuracy),
+ os.path.join(args.result_dir, filename),
+ )
+ log_string(f"wrote {filename}")
- # Renew entirely the train set
+ # Renew the training samples
for model in weakest_models:
quiz_machine.renew_w_quizzes(model, args.nb_train_samples)
nb_for_test=nb_new_c_quizzes_for_test,
)
+ filename = "c_quizzes.pth"
+ quiz_machine.save_c_quizzes(os.path.join(args.result_dir, filename))
+ log_string(f"wrote {filename}")
+
######################################################################