code: def eval(self, value):
      return tensorflow_eval(value)
  
imports: import pickle
  import inspect
  import logging
  import unittest
  import numpy
  import tensorflow
  from neupy import utils, layers, init
  from neupy.utils import tensorflow_eval, tensorflow_session, shape_to_tuple
  from neupy.layers.base import format_name_if_specified_as_pattern
  from helpers import vectors_for_testing
label_desc: Use image node_id 1 for calling the BaseTestCase obj's underlying member method code with example usage: obj.eval(value) and returns: tensorflow_eval