code: def test_to_module(self):
      def bias_fn(x):
          b = base.get_parameter("b", [], init=jnp.ones)
          return x + b
  
      Bias = basic.to_module(bias_fn)  # pylint: disable=invalid-name
      mod = Bias()
      self.assertEqual(mod(jnp.ones([])), 2.0)
  
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 17 for calling the BasicTest obj's underlying member method code with example usage: obj.test_to_module() and returns: unknown