code: def natural_to_expectation(
      nat1: tf.Tensor, nat2: tf.Tensor
  ) -> Tuple[tf.Tensor, tf.Tensor]:
      args = natural_to_meanvarsqrt(nat1, nat2, swap=False)
      return meanvarsqrt_to_expectation(*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 4 for calling a global function with example usage: natural_to_expectation(nat1, nat2) and returns: meanvarsqrt_to_expectation