Update app.py

app.py

@@ -5,7 +5,7 @@ from gradio_toggle import Toggle
 import torch
 from huggingface_hub import snapshot_download
 from transformers import CLIPProcessor, CLIPModel
-
+import random
 from xora.models.autoencoders.causal_video_autoencoder import CausalVideoAutoencoder
 from xora.models.transformers.transformer3d import Transformer3DModel
 from xora.models.transformers.symmetric_patchifier import SymmetricPatchifier