code: def test_split_leading_dims_preserves_type(self, xnp):
      inputs = xnp.ones(shape=(2 * 3, 4))
      outputs = basic.split_leading_dim(inputs, (2, 3))
      self.assertEqual(type(inputs), type(outputs))
  
imports: from absl.testing import absltest
  from absl.testing import parameterized
  from haiku._src import base
  from haiku._src import basic
  from haiku._src import test_utils
  from haiku._src import transform
  import jax
  from jax import random
  import jax.numpy
  import numpy
label_desc: Use image node_id 10 for calling the BasicTest obj's underlying member method code with example usage: obj.test_split_leading_dims_preserves_type(xnp) without return types