code: def test_lazy_init(self):
      def f(scope, x):
          k = scope.param(
              "kernel",
              nn.initializers.lecun_normal(),
              (x.shape[-1], x.shape[-1]),
          )
          return x @ k
  
      init_fn = lazy_init(f)
      # provide a massive input message which would OOM if any compute ops were actually executed
      variables = init_fn(
          random.key(0),
          jax.ShapeDtypeStruct((1024 * 1024 * 1024, 128), jnp.float32),
      )
      self.assertEqual(variables["params"]["kernel"].shape, (128, 128))
  
imports: import jax
  import numpy
  from absl.testing import absltest
  from jax import numpy
  from jax import random
  from flax import errors
  from flax.configurations import temp_flip_flag
  from flax.core import Scope, apply, freeze, init, lazy_init, nn, scope
  from flax.core.scope import LazyRng
label_desc: Use image node_id 19 for calling the ScopeTest obj's underlying member method code with example usage: obj.test_lazy_init() and returns: unknown