Update app.py

app.py

@@ -75,9 +75,7 @@ def chat_tts(text, temperature, top_P, top_K, audio_seed_input, text_seed_input,
 
 ckpt_base_en = 'checkpoints/base_speakers/EN'
 ckpt_converter_en = 'checkpoints/converter'
-device = 'cuda:0'
-
-#device = "cpu"
+device = "cuda:0" if torch.cuda.is_available() else "cpu"
 
 base_speaker_tts = BaseSpeakerTTS(f'{ckpt_base_en}/config.json', device=device)
 base_speaker_tts.load_ckpt(f'{ckpt_base_en}/checkpoint.pth')