from datasets import load_dataset raw_datasets = load_dataset("allocine") raw_datasets.save_to_disk("my-arrow-datasets") from datasets import load_from_disk arrow_datasets_reloaded = load_from_disk("my-arrow-datasets") arrow_datasets_reloaded for split, dataset in raw.datasets.items(): dataset.to_csv(f"my-dataset-{split}.csv", index=None)