Update app.py

app.py

@@ -4,6 +4,7 @@ import numpy as np
 import modin.pandas as pd
 from PIL import Image
 from diffusers import DiffusionPipeline, StableDiffusionLatentUpscalePipeline
+from huggingface_hub import hf_hub_download
 
 device = 'cuda' if torch.cuda.is_available() else 'cpu'
 torch.cuda.max_memory_allocated(device=device)