hiyouga b4174021d6 refactor ray integration, support save ckpt
Former-commit-id: d8cac6f54663e6cffeddf2c65e3da454e7b86a75
2025-01-07 09:39:10 +00:00

49 lines
1.5 KiB
Python

import json
from dataclasses import dataclass, field
from typing import Literal, Optional, Union
from transformers import Seq2SeqTrainingArguments
from transformers.training_args import _convert_str_dict
from ..extras.misc import use_ray
@dataclass
class RayArguments:
r"""
Arguments pertaining to the Ray training.
"""
ray_run_name: Optional[str] = field(
default=None,
metadata={"help": "The training results will be saved at `saves/ray_run_name`."},
)
ray_num_workers: int = field(
default=1,
metadata={"help": "The number of workers for Ray training. Default is 1 worker."},
)
resources_per_worker: Union[dict, str] = field(
default_factory=lambda: {"GPU": 1},
metadata={"help": "The resources per worker for Ray training. Default is to use 1 GPU per worker."},
)
placement_strategy: Literal["SPREAD", "PACK", "STRICT_SPREAD", "STRICT_PACK"] = field(
default="PACK",
metadata={"help": "The placement strategy for Ray training. Default is PACK."},
)
def __post_init__(self):
self.use_ray = use_ray()
if isinstance(self.resources_per_worker, str) and self.resources_per_worker.startswith("{"):
self.resources_per_worker = _convert_str_dict(json.loads(self.resources_per_worker))
@dataclass
class TrainingArguments(RayArguments, Seq2SeqTrainingArguments):
r"""
Arguments pertaining to the trainer.
"""
def __post_init__(self):
Seq2SeqTrainingArguments.__post_init__(self)
RayArguments.__post_init__(self)