This function allow external datasets not present in the tfds repository to
define their own checksums_dir containing the dataset downloads checksums.
# Set-up the folder containing the 'my_dataset.txt' checksums.checksum_dir=os.path.join(os.path.dirname(__file__),'checksums/')checksum_dir=os.path.normpath(checksum_dir)# Add the checksum dir (will be executed when the user import your dataset)tfds.download.add_checksums_dir(checksum_dir)classMyDataset(tfds.core.DatasetBuilder):...