code: def __call__(self, shape, dtype=jnp.float32):
      self.count += 1
      return jnp.ones(shape, dtype=dtype)
  
imports: from absl.testing import absltest
  from absl.testing import parameterized
  from haiku._src import test_utils
  from haiku._src.nets import mlp
  import jax
  import jax.numpy
label_desc: Use image node_id 2 for calling the CountingInitializer obj's underlying member method code with example usage: obj.__call__(shape, dtype) and returns: jnp