code: def __call__(self):
      return self.w
  
imports: from absl.testing import absltest
  from absl.testing import parameterized
  from haiku._src import deferred
  from haiku._src import module
  from haiku._src import test_utils
  import jax.numpy
label_desc: Use image node_id 4 for calling the ExampleModule obj's underlying member method code with example usage: obj.__call__() and returns: self