(corresponding to values of `tf.data.experimental.AutoShardPolicy`).

        Static sharding (auto-sharding) requires the number of tf.data service
        workers be fixed. Users need to specify the worker addresses in
        `tensorflow.data.experimental.DispatcherConfig`.

    *   `tf.data.experimental.service.register_dataset` now accepts optional
        `compression` argument.

*   Keras: