code: def opt():
      if not is_tf2:
          from tensorflow.contrib import (
              opt as contrib_opt,
          )  # pylint: disable=g-direct-tensorflow-import,g-import-not-at-top
  
          return contrib_opt
      return DummyModule(
          LazyAdam=tfa.optimizers.LazyAdam,
          LazyAdamOptimizer=tfa.optimizers.LazyAdam,
      )
  
imports: from __future__ import absolute_import
  from __future__ import division
  from __future__ import print_function
  from absl import logging
  import tensorflow.compat.v1
  from tensorflow.compat.v1 import estimator
label_desc: Use image node_id 15 for calling a global function with example usage: opt() and returns: DummyModule, contrib_opt