Update app.py

app.py

@@ -23,7 +23,7 @@ model = LlavaLlamaForCausalLM.from_pretrained('HuanjinYao/DenseConnector-v1.5-8B
 vision_tower = model.get_vision_tower()
 if not vision_tower.is_loaded:
     vision_tower.load_model()
-vision_tower.to(device=device, dtype=torch.float16)
+vision_tower.to(device='cuda', dtype=torch.float16)
 image_processor = vision_tower.image_processor
 
 model.to('cuda')