code: def test_import_mosaic_tpu_custom_call(self):
      self.skipTest("Doesn't work externally yet!")
      from jax.experimental.mosaic import tpu_custom_call
  
      del tpu_custom_call
  
imports: from absl.testing import absltest
  from jax._src import test_util
  from jax import config
label_desc: Use image node_id 2 for calling the ImportTest obj's underlying member method code with example usage: obj.test_import_mosaic_tpu_custom_call() without return types