Update app.py

app.py

@@ -100,8 +100,8 @@ demo_vqascore_ranking = gr.Interface(
     ],  # define the types of inputs
     outputs=gr.Gallery(label="Ranked Images"),  # define the type of output
     examples=[
-        ["clip-flant5-xl", [[img] for img in example_imgs], example_prompt0],
-        ["clip-flant5-xl", [[img] for img in example_imgs], example_prompt1]
+        ["clip-flant5-xl", [[img, ""] for img in example_imgs], example_prompt0],
+        ["clip-flant5-xl", [[img, ""] for img in example_imgs], example_prompt1]
         
     ],
     title="VQAScore Ranking",  # title of the app