Cache examples

app.py

@@ -147,7 +147,7 @@ with demo:
         inputs = [input_image, threshold],
         outputs = [output_image, dimensions, detections, stopwatch],
         fn=predict_image,
-        #cache_examples=True,
+        cache_examples=True,
         label='Try these images! They are not included in the training dataset.'
     )