debug dataset viewer

glenda.py

@@ -210,6 +210,7 @@ class GLENDA(datasets.GeneratorBasedBuilder):
                 "coco_url": f"frames/{image_filename_with_parent_folder}",
                 "date_captured": None,
             }
+            raise ValueError(image_filename_with_parent_folder, NO_PATHOLOGY_IMAGE_METADATA_REGEX)
             match = re.search(
                 string=str(image_filename_with_parent_folder),
                 pattern=NO_PATHOLOGY_IMAGE_METADATA_REGEX,