cache examples

app.py

@@ -212,7 +212,10 @@ with gr.Blocks(css=css) as demo:
 
         gr.Examples(
             examples = ["examples/photoreal-train.mp4", "examples/train-window.mp4", "examples/chinese-new-year-dragon.mp4", "examples/big-sur.mp4"],
-            inputs = video_in     
+            fn = infer,
+            inputs = [video_in, "Tango"],
+            outputs = [audio_o, video_o],
+            cache_examples = True
         )
     
     submit_btn.click(