return paths not pil images

spectrograms.py

@@ -9,6 +9,7 @@ from datasets import (
     SplitGenerator,
 )
 import pandas as pd
+import datasets
 
 from pathlib import Path
 
@@ -26,13 +27,14 @@ _URLS = {
 }
 
 
-class SongSpectrograms(DatasetBuilder):
-    """ "Song-Spectrograms Images Dataset"""
+# class Spectrograms(DatasetBuilder):
+class Spectrograms(datasets.GeneratorBasedBuilder):
+    """Spectrograms Images Dataset"""
 
     def _info(self):
         return DatasetInfo(
             description=_DESCRIPTION,
-            features=Features({"image": Image(), "label": ClassLabel(names=_NAMES)}),
+            features=Features({"image": datasets.Value("string"), "label": ClassLabel(names=_NAMES)}),
             supervised_keys=("image", "label"),
         )