| """Configuration loading and output directory setup helpers.""" | |
| from pathlib import Path | |
| from omegaconf import DictConfig, OmegaConf | |
| from .constants import DEFAULT_SUBJECTS | |
| def load_config(cfg_path: str | Path) -> DictConfig: | |
| """Load a YAML config into an OmegaConf DictConfig.""" | |
| return OmegaConf.load(cfg_path) | |
| def resolve_subjects(cfg: DictConfig) -> list[int]: | |
| """Resolve subjects from config or fall back to defaults.""" | |
| subjects = cfg.get("subjects", list(DEFAULT_SUBJECTS)) | |
| return list(subjects) | |
| def prepare_output_dir(cfg: DictConfig) -> Path: | |
| """Create output directory and persist an exact config snapshot.""" | |
| out_dir = Path(cfg.out_dir) | |
| out_dir.mkdir(parents=True, exist_ok=True) | |
| OmegaConf.save(cfg, out_dir / "config.yaml") | |
| return out_dir | |