code: def _pyro_sample(self, msg):
      if msg["infer"].get("enumerate") == "parallel":
          super()._pyro_sample(msg)
      if msg["name"] in self.trace:
          msg["cond_indep_stack"] = self.trace.nodes[msg["name"]][
              "cond_indep_stack"
          ]
  
imports: import functools
  import warnings
  from collections import OrderedDict
  from opt_einsum import shared_intermediates
  import pyro.ops.packed
  from pyro import poutine
  from pyro.infer.traceenum_elbo import TraceEnum_ELBO
  from pyro.ops.contract import contract_tensor_tree
  from pyro.ops.einsum.adjoint import require_backward
  from pyro.ops.rings import MapRing, SampleRing
  from pyro.poutine.enum_messenger import EnumMessenger
  from pyro.poutine.replay_messenger import ReplayMessenger
  from pyro.poutine.util import prune_subsample_sites
  from pyro.util import jit_iter
label_desc: Use image node_id 1 for calling the SamplePosteriorMessenger obj's underlying member method code with example usage: obj._pyro_sample(msg) without return types