code: def make_optimizer(self, **kwargs):
      if "learning_rate" not in kwargs:
          kwargs["learning_rate"] = 0.001
      return optimizer_tests.WrappedTFOptimizer(
          tf.optimizers.Adam(**kwargs)
      )
  
file_path: sonnet/sonnet/src/optimizers/adam_test.py
imports: from sonnet.src import test_utils
  from sonnet.src.optimizers import adam
  from sonnet.src.optimizers import optimizer_tests
  import tensorflow
label_desc: Use image node_id 1 for calling the ReferenceAdamTest obj's underlying member method code with example usage: obj.make_optimizer() and returns: optimizer_tests