Optimize code to perform less calls to filesystem

twadrl.py

@@ -108,24 +108,19 @@ class TwADRL(datasets.GeneratorBasedBuilder):
         dl_dir = dl_manager.download_and_extract(_URLs)
         dataset_dir = os.path.join(dl_dir, "datasets", "TwADR-L")
         # dataset supports k-folds
-        splits = []
-        for split_name in [
-            datasets.Split.TRAIN,
-            datasets.Split.VALIDATION,
-            datasets.Split.TEST,
-        ]:
-            for fold_filepath in glob.glob(
-                os.path.join(dataset_dir, f"TwADR-L.fold-*.{split_name}.txt")
-            ):
-                fold_id = re.search("TwADR-L\.fold-(\d)\.", fold_filepath).group(1)
-                split_id = f"{split_name}_{fold_id}"
-                splits.append(
-                    datasets.SplitGenerator(
-                        name=split_id,
-                        gen_kwargs={"filepath": fold_filepath, "split_id": split_id},
-                    )
-                )
-        return splits
+        splits_names = ["train", "validation", "test"]
+        fold_ids = range(10)
+        return [
+            datasets.SplitGenerator(
+                name=f"{split_name}_{fold_id}",
+                gen_kwargs={
+                    "filepath": os.path.join(dataset_dir, f"TwADR-L.fold-{fold_id}.{split_name}.txt"),
+                    "split_id": f"{split_name}_{fold_id}",
+                },
+            )
+            for split_name in splits_names
+            for fold_id in fold_ids
+        ]
 
     def _generate_examples(self, filepath, split_id):
         with open(filepath, "r", encoding="latin-1") as f: