class_docstr: Ranibow Agent with recycled parameters.
class_docstr_tok: ["Ranibow","Agent","with","recycled","parameters","."]
code: def _sample_batch_for_statistics(self):
      samples = self._replay.sample_transition_batch(
          batch_size=self.batch_size_statistics
      )
      types = self._replay.get_transition_elements()
      for element, element_type in zip(samples, types):
          if element_type.name == "state":
              states = self.preprocess_fn(element)
              break
      return states
  
file_path: dopamine/dopamine/labs/redo/recycled_rainbow_agent.py
imports: import functools
  from dopamine.jax.agents.rainbow import rainbow_agent
  from dopamine.labs.redo import networks
  from dopamine.labs.redo import weight_recyclers
  from dopamine.metrics import statistics_instance
  import gin
  import jax
  import jax.numpy
  import optax
label_desc: Use image node_id 5 for calling the RecycledRainbowAgent obj's underlying member method code with example usage: obj._sample_batch_for_statistics() and returns: states