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train.py
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train.py
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import gc
import torch
import wandb
from absl import app, flags
from ml_collections import config_flags
from torch.optim import AdamW
from hivegraph.automodel import AutoModel
from hivegraph.engine import AutoTrainer
from hivegraph.io.autodataset import AutoDataset
from hivegraph.utils import set_seed
FLAGS = flags.FLAGS
config_flags.DEFINE_config_file(
"config",
None,
"File path to the training hyperparameter configuration.",
)
device = torch.device("cuda" if torch.cuda.is_available() else "cpu")
def main(argv):
if len(argv) > 1:
raise app.UsageError("Too many command-line arguments.")
set_seed(FLAGS.config.random_seed)
if FLAGS.config.log_to_wandb:
assert (
FLAGS.config.wandb_project is not None
and FLAGS.config.wandb_entity is not None
), "Please provide valid wandb project and entity names."
wandb.init(
project=FLAGS.config.wandb_project,
entity=FLAGS.config.wandb_entity,
config=FLAGS.config.to_dict(),
)
dataset = AutoDataset(dataset_name=FLAGS.config.dataset)
dataset = dataset.get_dataset()
if FLAGS.config.task == "classification":
gnn = AutoModel(
task=FLAGS.config.task,
num_features=dataset.num_features,
num_classes=dataset.num_classes,
model_config=FLAGS.config.model,
).to(device)
trainer = AutoTrainer(
task=FLAGS.config.task,
model=gnn,
dataset=dataset,
device=device,
criterion=FLAGS.config.criterion,
num_folds=FLAGS.config.num_folds,
random_state=FLAGS.config.random_seed,
test_metric=FLAGS.config.test_metric,
)
elif FLAGS.config.task == "transductive":
gnn = AutoModel(
task=FLAGS.config.task,
num_features=dataset.num_features,
model_config=FLAGS.config.model,
).to(device)
trainer = AutoTrainer(
task=FLAGS.config.task,
model=gnn,
dataset=dataset,
device=device,
random_state=FLAGS.config.random_seed,
)
trainer.fit(
epochs=FLAGS.config.num_epochs,
batch_size=FLAGS.config.batch_size,
optimizer=AdamW(gnn.parameters(), lr=FLAGS.config.lr),
verbose=FLAGS.config.verbose,
log_to_wandb=FLAGS.config.log_to_wandb,
)
if FLAGS.config.log_to_wandb:
wandb.finish()
_ = gc.collect()
if __name__ == "__main__":
flags.mark_flags_as_required(["config"])
app.run(main)