hiyouga ca719a8697 support DPO training (2305.18290)
Former-commit-id: 6d98de148e4af63a7028dfaeb6cf86eb56a4488f
2023-08-11 03:02:53 +08:00

49 lines
2.0 KiB
Python

from typing import TYPE_CHECKING, Any, Dict, List, Optional
from llmtuner.extras.callbacks import LogCallback
from llmtuner.extras.logging import get_logger
from llmtuner.tuner.core import get_train_args, load_model_and_tokenizer
from llmtuner.tuner.pt import run_pt
from llmtuner.tuner.sft import run_sft
from llmtuner.tuner.rm import run_rm
from llmtuner.tuner.ppo import run_ppo
from llmtuner.tuner.dpo import run_dpo
if TYPE_CHECKING:
from transformers import TrainerCallback
logger = get_logger(__name__)
def run_exp(args: Optional[Dict[str, Any]] = None, callbacks: Optional[List["TrainerCallback"]] = None):
model_args, data_args, training_args, finetuning_args, generating_args, general_args = get_train_args(args)
callbacks = [LogCallback()] if callbacks is None else callbacks + [LogCallback()]
if general_args.stage == "pt":
run_pt(model_args, data_args, training_args, finetuning_args, callbacks)
elif general_args.stage == "sft":
run_sft(model_args, data_args, training_args, finetuning_args, generating_args, callbacks)
elif general_args.stage == "rm":
run_rm(model_args, data_args, training_args, finetuning_args, callbacks)
elif general_args.stage == "ppo":
run_ppo(model_args, data_args, training_args, finetuning_args, generating_args, callbacks)
elif general_args.stage == "dpo":
run_dpo(model_args, data_args, training_args, finetuning_args, callbacks)
else:
raise ValueError("Unknown task.")
def export_model(args: Optional[Dict[str, Any]] = None, max_shard_size: Optional[str] = "10GB"):
model_args, _, training_args, finetuning_args, _ = get_train_args(args)
model, tokenizer = load_model_and_tokenizer(model_args, finetuning_args)
model.save_pretrained(training_args.output_dir, max_shard_size=max_shard_size)
try:
tokenizer.save_pretrained(training_args.output_dir)
except:
logger.warning("Cannot save tokenizer, please copy the files manually.")
if __name__ == "__main__":
run_exp()