code: def gen_array_type(size):
      # TODO(dougalm): randomize this
      return ArrayType((2, 2), jnp.float32)
  
imports: from collections import namedtuple
  from functools import partial
  import numpy.random
  from absl.testing import absltest
  from absl.testing import parameterized
  import itertools
  import jax.numpy
  from jax import jit, jvp, vjp
  import jax._src.test_util
  from jax import config
  from jax._src.util import unzip2, safe_zip, safe_map
label_desc: Use image node_id 6 for calling a global function with example usage: gen_array_type(size) and returns: ArrayType