Update app.py

app.py

@@ -161,12 +161,23 @@ ov_en_tts, ov_voice_conversion = ov_models[:2]
 if enable_chinese_lang:
     ov_zh_tts = ov_models[-1]
 
+
 REFERENCE_VOICES_PATH = f"{repo_dir}/resources/"
 reference_speakers = [
     *[path for path in os.listdir(REFERENCE_VOICES_PATH) if os.path.splitext(path)[-1] == ".mp3"],
     "record_manually",
     "load_manually",
 ]
+
+ref_speaker = widgets.Dropdown(
+    options=reference_speakers,
+    value=reference_speakers[0],
+    description="reference voice from which tone color will be copied",
+    disabled=False,
+)
+
+ref_speaker
+
 ref_speaker_path = f"{REFERENCE_VOICES_PATH}/{ref_speaker.value}"
 allowed_audio_types = ".mp4,.mp3,.wav,.wma,.aac,.m4a,.m4b,.webm"