Update mhr_recognize_datasets.py

mhr_recognize_datasets.py

@@ -63,4 +63,20 @@ class MHRRecognizeDatasets(datasets.GeneratorBasedBuilder):
         for idx, row in metadata_df.iterrows():
             image_path = Path(image_dir) / row["file_name"]
             sample_dict = {'image': str(image_path), 'label': row}
-            yield idx, sample_dict
+            yield idx, sample_dict
+
+        
+	def _generate_examples(self, files):
+
+		if self.config.name == "whole_image":
+		    # Read csv with image labels
+		    label_csv = read_csv(_DATA_URL["labels"])
+		    for i, path in enumerate(files):
+		        file_name = os.path.basename(path)
+		        # Get image id to filter the respective row of the csv 	
+		        image_id = file_name
+		        image_labels = label_csv[label_csv["name"] == image_id]["label"]
+		        yield i, {
+			        "image": path,
+			        "labels": image_labels,
+			    }