Fix: pin torchaudio==2.7.1 (CUDA 12 compat), use dtype= over torch_dtype=

app.py

@@ -36,7 +36,7 @@ logger.info("Loading TTS model: %s", MODEL_ID)
 tts_model = AutoModelForCausalLM.from_pretrained(
     MODEL_ID,
     trust_remote_code=True,
-    torch_dtype=torch.bfloat16,
+    dtype=torch.bfloat16,
     low_cpu_mem_usage=True,
 )
 tts_model.eval()

requirements.txt

@@ -3,7 +3,7 @@ sentencepiece>=0.1.99
 transformers==4.57.1
 safetensors>=0.4.3
 soundfile>=0.13.1
-torchaudio
+torchaudio==2.7.1
 gradio==6.5.1
 spaces
 accelerate>=0.30.0