Update app.py

app.py

@@ -51,7 +51,7 @@ def extract_speakers(model_key, metadata_path="metadata.csv"):
         next(reader)
         for row in reader:
             if len(row) >= 2:
-                audio_id, speaker_id = row[0], row[1]
+                audio_id, speaker_id = row[1], row[0]
                 if speaker_id in available_speakers:
                     speaker_audio_map[speaker_id].append(audio_id)