Files
AstrAI/astrai/config/base.py
T
ViperEkura 164be9708b refactor: migrate config system to Pydantic dataclasses
- Replace hand-rolled BaseConfig (from_dict/to_dict/_coerce/_unwrap_optional) with pydantic.dataclasses
- from_dict now uses cls(**d), to_dict uses dataclasses.asdict + json.dumps filter
- TrainConfig: required fields are now truly required (no default=None), delete manual validate()/__post_init__
- Remove dead required() helper and metadata={'help': ...} annotations
- Fix gradient_checkpointing_modules type from List[str] to List[type]
- Add pydantic>=2.0 as direct dependency in pyproject.toml
- Add numpy-style Parameters docstrings to all config classes
- Enable use_attribute_docstrings in BaseConfig for schema generation
- LoRAConfig also migrated to pydantic dataclass
2026-07-30 08:25:32 +08:00

39 lines
1.2 KiB
Python

import json
from dataclasses import asdict
from pathlib import Path
from typing import Any, Dict, Self, Union
from pydantic import ConfigDict
from pydantic.dataclasses import dataclass
@dataclass(config=ConfigDict(use_attribute_docstrings=True))
class BaseConfig:
def to_dict(self) -> Dict[str, Any]:
result = {}
for k, v in asdict(self).items():
if isinstance(v, tuple):
v = list(v)
try:
json.dumps(v)
result[k] = v
except (TypeError, ValueError):
# Skip non-serializable runtime objects (e.g. model_fn, dataset).
# TrainConfig mixes hyperparams with callables/datasets; only the
# JSON-serializable subset is written to checkpoint meta.
pass
return result
@classmethod
def from_dict(cls, d: Dict[str, Any]) -> Self:
return cls(**d)
@classmethod
def from_file(cls, path: Union[str, Path]) -> Self:
with open(path, "r", encoding="utf-8") as f:
return cls.from_dict(json.load(f))
def to_file(self, path: Union[str, Path]):
with open(path, "w", encoding="utf-8") as f:
json.dump(self.to_dict(), f, indent=2, ensure_ascii=False)