code: def guide(self, batch, subsample, full_size):
      self.map_estimate("drift")
      with self.plate("data", full_size, subsample=subsample):
          self.group(match="state_[0-9]*").map_estimate()
  
imports: import io
  import warnings
  import pytest
  import torch
  from torch.distributions import constraints
  import pyro
  import pyro.distributions
  from pyro.contrib.easyguide import EasyGuide, easy_guide
  from pyro.infer import SVI, Trace_ELBO
  from pyro.infer.autoguide.initialization import init_to_mean, init_to_median
  from pyro.optim import Adam
  from pyro.util import ignore_jit_warnings
label_desc: Use image node_id 2 for calling the PickleGuide obj's underlying member method code with example usage: obj.guide(batch, subsample, full_size) without return types