code: def replicate(tree, devices=None):
      """Replicates arrays to multiple devices.
  
      Args:
        tree: a pytree containing the arrays that should be replicated.
        devices: the devices the data is replicated to
          (default: same order as expected by ``jax.pmap()``).
      Returns:
        A new pytree containing the replicated arrays.
      """
      devices = devices or _pmap_device_order()
      return jax.device_put_replicated(tree, devices)
  
imports: import collections
  import itertools
  import warnings
  from collections.abc import Iterable
  import jax
  import jax.numpy
  import numpy
  from jax import core, lax
  from jax.extend import linear_util
  from jax.interpreters import partial_eval
label_desc: Use image node_id 2 for calling a global function with example usage: replicate(tree, devices) and returns: jax