code: def make_optimizer(self, *args, **kwargs):
      if "learning_rate" not in kwargs:
          kwargs["learning_rate"] = 3.0
      return sgd.SGD(*args, **kwargs)
  
file_path: sonnet/sonnet/src/optimizers/sgd_test.py
imports: from sonnet.src.optimizers import optimizer_tests
  from sonnet.src.optimizers import sgd
  import tensorflow
label_desc: Use image node_id 1 for calling the SGDTest obj's underlying member method code with example usage: obj.make_optimizer() and returns: sgd