Update gradio_app.py

gradio_app.py

@@ -159,9 +159,12 @@ def get_image(image, prompt, steps=50, cfg_scale=7.5, eta=1.0, fs=3, seed=123, i
     start = time.time()
     gpu_id=0
     if steps > 60:
-        steps = 60 
+        steps = 60
+
+    global model_list 
     model = model_list[gpu_id]
     model = model.cuda()
+    
     batch_size=1
     channels = model.model.diffusion_model.out_channels
     frames = model.temporal_length