Update app.py

app.py

@@ -14,7 +14,7 @@ models = {
     'KR': TTS(language='KR', device=device),
 }
 speaker_ids = models['EN'].hps.data.spk2id
-def synthesize(speaker, text, speed=1.0, language, progress=gr.Progress()):
+def synthesize(speaker, text, speed, language, progress=gr.Progress()):
     bio = io.BytesIO()
     models[language].tts_to_file(text, speaker_ids[speaker], bio, speed=speed, pbar=progress.tqdm, format='wav')
     return bio.getvalue()