dataset-viewer

e78940d6 - Fix ExternalServerError for None URLs in split-opt-in-out-scan (#2611)

Fix ExternalServerError for None URLs in split-opt-in-out-scan (#2611) * send empty instead of None in join * Apply suggestions from code review Co-authored-by: Sylvain Lesage <sylvain.lesage@huggingface.co> --------- Co-authored-by: Sylvain Lesage <sylvain.lesage@huggingface.co>