code: def network_output_spec(self):
      return ["action"]
  
imports: import pickle
  import numpy
  import pytest
  import tensorflow
  from garage.tf.models.mlp import mlp
  from garage.tf.models.model import Model
  from tests.fixtures import TfGraphTestCase
label_desc: Use image node_id 2 for calling the ComplicatedModel obj's underlying member method code with example usage: obj.network_output_spec() and returns: list