Add cache datasaver.

app.py

@@ -138,7 +138,8 @@ iface = gr.Interface(yolo,
                         article=article, 
                         examples=examples,
                         theme="huggingface", 
-                        analytics_enabled=False
+                        analytics_enabled=False,
+                        cache_examples=True
                         ).launch(debug=True)
 
 iface.launch()