Update app.py

Whisper TTS format changed from default (mp3) to wav

app.py

@@ -238,7 +238,7 @@ def clean_up():
 
 def speech_worker(chunks=[]):
     for chunk in chunks:
-        response = client.audio.speech.create(model="tts-1", voice="fable", input=chunk, speed=0.85)
+        response = client.audio.speech.create(model="tts-1", voice="fable", input=chunk, speed=0.85, response_format="wav")
         tempFile = NamedTemporaryFile(mode='wb', delete=False)
         tempFile.write(response.content)
         tempFile.close()
@@ -312,7 +312,7 @@ with gr.Blocks() as demo:
             return gr.Audio(sources=None)
         if len(chunklist) > 1:
             threading.Thread(target=speech_worker, daemon=True, args=(chunklist[1:],)).start()
-        response = client.audio.speech.create(model="tts-1", voice="fable", input=chunk, speed=0.85)
+        response = client.audio.speech.create(model="tts-1", voice="fable", input=chunk, speed=0.85, response_format="wav")
         tempFile = NamedTemporaryFile(mode='wb', delete=False)
         tempFile.write(response.content)
         tempFile.close()