datumaro.plugins.data_formats.datumaro_binary.mapper.dataset_item# Classes DatasetItemMapper() class datumaro.plugins.data_formats.datumaro_binary.mapper.dataset_item.DatasetItemMapper[source]# Bases: Mapper static forward(obj: DatasetItem) → bytes[source]# Convert an object to bytes. static backward(_bytes: bytes, offset: int = 0, media_path_prefix: Dict[MediaType, str] | None = None) → Tuple[DatasetItem, int][source]# Build an object from bytes.