multilinguality (`Union[str, List[str]]`, *optional*):
Whether the dataset is multilingual.
Options are: 'monolingual', 'multilingual', 'translation', 'other'.
size_categories (`Union[str, List[str]]`, *optional*):
The number of examples in the dataset. Options are: 'n<1K', '1K<n<10K', '10K<n<100K',
'100K<n<1M', '1M<n<10M', '10M<n<100M', '100M<n<1B', '1B<n<10B', '10B<n<100B', '100B<n<1T', 'n>1T', and 'other'.
source_datasets (`List[str]]`, *optional*):