class_docstr: Network for the MPO agent.
class_docstr_tok: ["Network","for","the","MPO","agent","."]
code: def dynamics_model_unroll(
      self,
      params: MPONetworkParams,
      actions: types.Action,
      state: hk.LSTMState,
  ):
      return self.dynamics_model.unroll(
          params.dynamics_model, actions, state
      )
  
imports: import dataclasses
  from typing import Callable, NamedTuple, Optional, Sequence, Tuple, Union
  from acme import specs
  from acme.agents.jax.mpo import types
  from acme.jax import networks
  from acme.jax import utils
  import chex
  import haiku
  import haiku.initializers
  import jax
  import jax.numpy
  import numpy
  import tensorflow_probability.substrates.jax
label_desc: Use image node_id 4 for calling the MPONetworks obj's underlying member method code with example usage: obj.dynamics_model_unroll(params, actions, state) and returns: self