code: def elu():
      """
      A helper function to create an
      :class:`~pyro.distributions.transform.ELUTransform` object for consistency with
      other helpers.
      """
      return ELUTransform()
  
imports: import math
  import torch
  import torch.nn.functional
  from torch.distributions.transforms import TanhTransform, Transform
  from ..None import constraints
label_desc: Use image node_id 1 for calling a global function with example usage: elu() and returns: ELUTransform