code: def forward(self, *args):
      return self.predictive(*args)
  
file_path: pyro/examples/svi_lightning.py
imports: import argparse
  import lightning.pytorch
  import torch
  import pyro
  import pyro.distributions
  from pyro.infer import Trace_ELBO
  from pyro.infer.autoguide import AutoNormal
  from pyro.nn import PyroModule
label_desc: Use image node_id 2 for calling the PyroLightningModule obj's underlying member method code with example usage: obj.forward() and returns: self