code: def all_gather_and_unreplicate(tensor):
      return jax_utils.unreplicate(
          jax.pmap(lambda x: jax.lax.all_gather(x, "batch"), "batch")(
              tensor
          )
      )
  
imports: import dataclasses
  import operator
  import re
  from typing import Any, Dict, List, Mapping, Optional, Tuple, Union
  from absl import logging
  from big_vision import utils
  from big_vision.models import vit
  from clu import metric_writers
  import flax
  from flax import jax_utils
  from flax.core import frozen_dict
  import jax
  import jax.numpy
  import ml_collections
  import optax
  from scenic.dataset_lib import dataset_utils
  from scenic.dataset_lib import datasets
  from scenic.projects.knowledge_visual_language.models import constants
  from scenic.projects.t5 import model
  from scenic.train_lib import train_utils
  from scenic.train_lib.train_utils import TrainState
label_desc: Use image node_id 4 for calling a global function with example usage: all_gather_and_unreplicate(tensor) and returns: jax_utils