code: def replicate_input(x):
      return x.detach().clone()
  
imports: from __future__ import absolute_import
  from __future__ import division
  from __future__ import print_function
  from __future__ import unicode_literals
  import torch
  import torch.nn
  import torch.nn.functional
label_desc: Use image node_id 4 for calling a global function with example usage: replicate_input(x) and returns: x