Improve dataset_computation error message on TransformingClientData.
@@ -151,4 +151,6 @@ class TransformingClientData(client_data.ClientData):
@property
def dataset_computation(self):
- raise NotImplementedError('b/XXXXXXXXXXXX')
+ raise NotImplementedError('TranscormingClientData contains non-TensorFlow '
+ 'logic and is currently incompatible with '
+ 'dataset_computation.')
