code: def unflatten_tree(tree, xs):
      """Inverse operation of `flatten_tree`."""
      return tree_util.tree_unflatten(
          tree_util.tree_structure(tree), xs
      )
  
imports: import functools
  import jax
  from jax import lax
  from jax import random
  from jax import tree_util
  import jax.numpy
label_desc: Use image node_id 3 for calling a global function with example usage: unflatten_tree(tree, xs) and returns: tree_util