fn load_episode_depth_images(
observation: &str,
timeline: &Timeline,
data: &RecordBatch,
) -> Result<impl ExactSizeIterator<Item = Chunk>, DataLoaderError>
fn load_episode_depth_images(
observation: &str,
timeline: &Timeline,
data: &RecordBatch,
) -> Result<impl ExactSizeIterator<Item = Chunk>, DataLoaderError>