code: public org.tensorflow.framework.OptimizerOptions getOptimizerOptions() {
      return optimizerOptions_ == null ? org.tensorflow.framework.OptimizerOptions.getDefaultInstance() : optimizerOptions_;
    }
docs: <pre>
  Options controlling how graph is optimized.
  </pre>
  
  <code>optional .tensorflow.OptimizerOptions optimizer_options = 3;</code>