code: def mock_8x8x8_devices(one_device_per_chip):
      """Hard-coded reproduction of jax.devices() output on 8x8x8."""
      return mock_tpu_devices(8, 8, 8, "TPU v4", one_device_per_chip)
  
imports: import collections
  from collections.abc import Sequence
  import dataclasses
  import numpy
  from absl import logging
  from absl.testing import absltest
  from absl.testing import parameterized
  from jax.experimental import mesh_utils
  from jax.sharding import Mesh
  from jax._src import test_util
label_desc: Use image node_id 10 for calling a global function with example usage: mock_8x8x8_devices(one_device_per_chip) and returns: mock_tpu_devices