docstr: Forward at inference time.
  It generates graphs on the fly.
docstr_tok: ["Forward","at","inference","time",".","It","generates","graphs","on","the","fly","."]
code: def forward_inference(self):
      """Forward at inference time.
      It generates graphs on the fly."""
      return NotImplementedError
  
imports: import os
  import dgl
  import torch.nn
  import torch
  from functools import partial
  import torch.nn.functional
  from torch.distributions import Bernoulli
  from torch.distributions import Categorical
  import torch.utils.model_zoo
label_desc: Use image node_id 6 for calling the DGMGSkeleton obj's underlying member method code with example usage: obj.forward_inference() and returns: NotImplementedError