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Co-authored-by: copilot-swe-agent[bot] <198982749+Copilot@users.noreply.github.com> Co-authored-by: hiyouga <16256802+hiyouga@users.noreply.github.com> Co-authored-by: hiyouga <hiyouga@buaa.edu.cn>
81 lines
3.0 KiB
Python
81 lines
3.0 KiB
Python
# Copyright 2025 the LlamaFactory team.
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#
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# Licensed under the Apache License, Version 2.0 (the "License");
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# you may not use this file except in compliance with the License.
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# You may obtain a copy of the License at
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#
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# http://www.apache.org/licenses/LICENSE-2.0
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#
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# Unless required by applicable law or agreed to in writing, software
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# distributed under the License is distributed on an "AS IS" BASIS,
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# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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# See the License for the specific language governing permissions and
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# limitations under the License.
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import json
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import sys
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from pathlib import Path
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from typing import Any
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from omegaconf import OmegaConf
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from transformers import HfArgumentParser
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from ...extras.misc import is_env_enabled
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from .data_args import DataArguments
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from .model_args import ModelArguments
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from .sample_args import SampleArguments
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from .training_args import TrainingArguments
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InputArgument = dict[str, Any] | list[str] | None
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def validate_args(
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data_args: DataArguments,
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model_args: ModelArguments,
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training_args: TrainingArguments,
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sample_args: SampleArguments,
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):
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"""Validate arguments."""
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if (
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model_args.quant_config is not None
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and training_args.dist_config is not None
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and training_args.dist_config.name == "deepspeed"
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):
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raise ValueError("Quantization is not supported with deepspeed backend.")
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def get_args(args: InputArgument = None) -> tuple[DataArguments, ModelArguments, TrainingArguments, SampleArguments]:
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"""Parse arguments from command line or config file."""
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parser = HfArgumentParser([DataArguments, ModelArguments, TrainingArguments, SampleArguments])
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allow_extra_keys = is_env_enabled("ALLOW_EXTRA_KEYS")
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if args is None:
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if len(sys.argv) > 1 and (sys.argv[1].endswith(".yaml") or sys.argv[1].endswith(".yml")):
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override_config = OmegaConf.from_cli(sys.argv[2:])
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dict_config = OmegaConf.load(Path(sys.argv[1]).absolute())
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args = OmegaConf.to_container(OmegaConf.merge(dict_config, override_config))
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elif len(sys.argv) > 1 and sys.argv[1].endswith(".json"):
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override_config = OmegaConf.from_cli(sys.argv[2:])
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dict_config = OmegaConf.create(json.load(Path(sys.argv[1]).absolute()))
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args = OmegaConf.to_container(OmegaConf.merge(dict_config, override_config))
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else: # list of strings
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args = sys.argv[1:]
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if isinstance(args, dict):
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(*parsed_args,) = parser.parse_dict(args, allow_extra_keys=allow_extra_keys)
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else:
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(*parsed_args, unknown_args) = parser.parse_args_into_dataclasses(args, return_remaining_strings=True)
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if unknown_args and not allow_extra_keys:
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print(parser.format_help())
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print(f"Got unknown args, potentially deprecated arguments: {unknown_args}")
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raise ValueError(f"Some specified arguments are not used by the HfArgumentParser: {unknown_args}")
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validate_args(*parsed_args)
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return tuple(parsed_args)
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if __name__ == "__main__":
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print(get_args())
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