fix bug (archive path not a dict)

libri_light.py

@@ -133,7 +133,7 @@ class LibriLight(datasets.GeneratorBasedBuilder):
         )
 
     def _split_generators(self, dl_manager):
-        archive_path = dl_manager.download(_DL_URL.format(name=self.config.name))
+        archive_path = dl_manager.download({"train": _DL_URL.format(name=self.config.name)})
         # (Optional) In non-streaming mode, we can extract the archive locally to have actual local audio files:
         local_extracted_archive = dl_manager.extract(archive_path) if not dl_manager.is_streaming else {}
 
@@ -141,8 +141,8 @@ class LibriLight(datasets.GeneratorBasedBuilder):
             datasets.SplitGenerator(
                 name=datasets.Split.TRAIN,
                 gen_kwargs={
-                    "local_extracted_archive": local_extracted_archive.get(f"{self.config.name}_train"),
-                    "files": dl_manager.iter_archive(archive_path[f"{self.config.name}_train"]),
+                    "local_extracted_archive": local_extracted_archive.get("train"),
+                    "files": dl_manager.iter_archive(archive_path["train"]),
                 },
             ),
         ]