Function serialize_config_value

cfg_sys/config_manager.py:214–258

Recursively convert configuration values into YAML-friendly objects.

(
    value: Any,
    *,
    custom_serializers: Optional[Iterable[Serializer]] = None,
)

def serialize_config_value(
    value: Any,
    *,
    custom_serializers: Optional[Iterable[Serializer]] = None,
) -> Any:
    """Recursively convert configuration values into YAML-friendly objects."""

    # 添加内置序列化器
    def path_serializer(obj: Any, _serialize: Callable) -> Any:
        from pathlib import Path
        if isinstance(obj, Path):
            return str(obj)
        return None
    
    def torch_dtype_serializer(obj: Any, _serialize: Callable) -> Any:
        try:
            import torch
            if isinstance(obj, torch.dtype):
                return str(obj)
        except ImportError:
            pass
        return None

    # 将内置序列化器添加到自定义序列化器列表前面
    serializers = [
        path_serializer,
        torch_dtype_serializer,
        *(custom_serializers or [])
    ]

    def _serialize(obj: Any) -> Any:
        for serializer in serializers:
            result = serializer(obj, _serialize)
            if result is not None:
                return result

        if is_dataclass(obj):
            return {f.name: _serialize(getattr(obj, f.name)) for f in fields(obj)}
        if isinstance(obj, Mapping):
            return {k: _serialize(v) for k, v in obj.items()}
        if isinstance(obj, (list, tuple)):
            return [_serialize(v) for v in obj]
        return obj

    return _serialize(value)


def save_config_snapshot(