Update app.py

app.py

@@ -81,7 +81,7 @@ args = type('Args', (), {
 
 
 tokenizer, model, image_processor, context_len = load_pretrained_model(
-        model_path, None, model_name, device_name="cpu"
+        model_path, None, model_name, device_map="cpu"
     )
 
 qs = args.query