diff --git a/image_prediction/estimator/adapter/patch.py b/image_prediction/estimator/adapter/patch.py
index 6385d00..6bbf40b 100644
--- a/image_prediction/estimator/adapter/patch.py
+++ b/image_prediction/estimator/adapter/patch.py
@@ -16,5 +16,7 @@ class EstimatorAdapterPatch(EstimatorAdapter):
         self.__output_batch = output_batch
 
     def predict(self, batch):
+        # Call the internal estimator, so mechanical issues would surface
         self.estimator.predict(batch)
+        # but discard the returned values for the purposes of testing the interface that calls the adapter
         return self.__output_batch