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import hydra
import lightning
from hydra.utils import to_absolute_path
from lightning import Trainer
from lightning.pytorch.callbacks import LearningRateMonitor, ModelCheckpoint
from lightning.pytorch.loggers.wandb import WandbLogger
from omegaconf import DictConfig, OmegaConf, open_dict
from reader.data.relik_reader_data import RelikDataset
from reader.lightning_modules.relik_reader_pl_module import RelikReaderPLModule
from reader.pytorch_modules.optim import LayerWiseLRDecayOptimizer
from torch.utils.data import DataLoader
from relik.reader.utils.special_symbols import get_special_symbols
from relik.reader.utils.strong_matching_eval import ELStrongMatchingCallback
@hydra.main(config_path="../conf", config_name="config")
def train(cfg: DictConfig) -> None:
lightning.seed_everything(cfg.training.seed)
special_symbols = get_special_symbols(cfg.model.entities_per_forward)
# model declaration
model = RelikReaderPLModule(
cfg=OmegaConf.to_container(cfg),
transformer_model=cfg.model.model.transformer_model,
additional_special_symbols=len(special_symbols),
training=True,
)
# optimizer declaration
opt_conf = cfg.model.optimizer
electra_optimizer_factory = LayerWiseLRDecayOptimizer(
lr=opt_conf.lr,
warmup_steps=opt_conf.warmup_steps,
total_steps=opt_conf.total_steps,
total_reset=opt_conf.total_reset,
no_decay_params=opt_conf.no_decay_params,
weight_decay=opt_conf.weight_decay,
lr_decay=opt_conf.lr_decay,
)
model.set_optimizer_factory(electra_optimizer_factory)
# datasets declaration
train_dataset: RelikDataset = hydra.utils.instantiate(
cfg.data.train_dataset,
dataset_path=to_absolute_path(cfg.data.train_dataset_path),
special_symbols=special_symbols,
)
# update of validation dataset config with special_symbols since they
# are required even from the EvaluationCallback dataset_config
with open_dict(cfg):
cfg.data.val_dataset.special_symbols = special_symbols
val_dataset: RelikDataset = hydra.utils.instantiate(
cfg.data.val_dataset,
dataset_path=to_absolute_path(cfg.data.val_dataset_path),
)
# callbacks declaration
callbacks = [
ELStrongMatchingCallback(
to_absolute_path(cfg.data.val_dataset_path), cfg.data.val_dataset
),
ModelCheckpoint(
"model",
filename="{epoch}-{val_core_f1:.2f}",
monitor="val_core_f1",
mode="max",
),
LearningRateMonitor(),
]
wandb_logger = WandbLogger(cfg.model_name, project=cfg.project_name)
# trainer declaration
trainer: Trainer = hydra.utils.instantiate(
cfg.training.trainer,
callbacks=callbacks,
logger=wandb_logger,
)
# Trainer fit
trainer.fit(
model=model,
train_dataloaders=DataLoader(train_dataset, batch_size=None, num_workers=0),
val_dataloaders=DataLoader(val_dataset, batch_size=None, num_workers=0),
)
def main():
train()
if __name__ == "__main__":
main()
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