code: def unflatten(flat, model):
      """Wrapper for :func:`_unflatten`.
  
      Args:
          flat (array): 1D array of items
          model (array, Iterable, Number): model nested structure
  
      Raises:
          ValueError: if ``flat`` has more elements than ``model``
      """
      # pylint:disable=len-as-condition
      res, tail = _unflatten(np.asarray(flat), model)
      if len(tail) != 0:
          raise ValueError(
              "Flattened iterable has more elements than the model."
          )
      return res
  
file_path: pennylane/pennylane/utils.py
imports: from collections.abc import Iterable
  import functools
  import inspect
  import numbers
  import numpy
  import pennylane
label_desc: Use image node_id 3 for calling a global function with example usage: unflatten(flat, model) and returns: res