code: def local_guide(latent, k):
      # The local guide simply guesses category assignments.
      latent.probs.param_(
          torch.ones(k) / k, constraint=constraints.positive
      )
      latent.id.sample_(dist.Categorical(latent.probs))
  
file_path: pyro/examples/contrib/autoname/mixture.py
imports: import argparse
  import torch
  from torch.distributions import constraints
  import pyro
  import pyro.distributions
  from pyro.contrib.autoname import named
  from pyro.infer import SVI, JitTrace_ELBO, Trace_ELBO
  from pyro.optim import Adam
label_desc: Use image node_id 4 for calling a global function with example usage: local_guide(latent, k) without return types