code: def expectation_to_natural(
      eta1: tf.Tensor, eta2: tf.Tensor
  ) -> Tuple[tf.Tensor, tf.Tensor]:
      args = expectation_to_meanvarsqrt(eta1, eta2, swap=False)
      return meanvarsqrt_to_natural(*args, swap=False)
  
imports: import abc
  import functools
  from typing import Any, Callable, Dict, Optional, Sequence, Tuple, Union
  import tensorflow
  from check_shapes import check_shapes
  from ..base import AnyNDArray, Parameter, _to_constrained
label_desc: Use image node_id 5 for calling a global function with example usage: expectation_to_natural(eta1, eta2) and returns: meanvarsqrt_to_natural