Update app.py

app.py

@@ -47,11 +47,11 @@ demo = gr.Interface(
     fn=process_document,
     inputs=["image", "text"],
     outputs="json",
-    title=f"Demo: Donut 🍩 for DocVQA",
+    title="Demo: Donut 🍩 for DocVQA",
     description=description,
     article=article,
     enable_queue=True,
-    examples=[["example_1.png", "When is the coffee break?"], ["example_2.jpeg", "What's the population of Stoddard?"],
+    examples=["example_1.png", "When is the coffee break?"], ["example_2.jpeg", "What's the population of Stoddard?"],
     cache_examples=False)
 
 demo.launch()