produced using `new_axis_mask`. For example, `foo[:, ...]` where
  `foo` is shape `(3, 4)` produces a `(1, 3, 4)` tensor.


- A range `begin:end:stride`. This is used to specify how much to choose from
  a given dimension. `stride` can be any integer but 0.  `begin` is an integer
  which represents the index of the first value to select while `end` represents

        as arg with default value `None` to choose the I/O device for loading
        models and weights.
    *   Update `tf.saved_model.SaveOptions` with
        [`experimental_io_device`](https://www.tensorflow.org/versions/r2.3/api_docs/python/tf/saved_model/SaveOptions?hl=en)
        as arg with default value `None` to choose the I/O device for saving
        models and weights.