code update for duration of ZeroGPU

tts/gradio_api.py

@@ -20,6 +20,7 @@ import gradio as gr
 import traceback
 from tts.infer_cli import MegaTTS3DiTInfer, convert_to_wav, cut_wav
 
+os.system('huggingface-cli download ByteDance/MegaTTS3 --local-dir ./checkpoints --repo-type model')
 CUDA_AVAILABLE = torch.cuda.is_available()
 infer_pipe = MegaTTS3DiTInfer(device='cuda' if CUDA_AVAILABLE else 'cpu')
 
@@ -59,8 +60,6 @@ def main(inp_audio, inp_npy, inp_text, infer_timestep, p_w, t_w, processes, inpu
 
 
 if __name__ == '__main__':
-    os.system('huggingface-cli download ByteDance/MegaTTS3 --local-dir ./checkpoints --repo-type model')
-
     mp.set_start_method('spawn', force=True)
     mp_manager = mp.Manager()