class_docstr: ResNet model.
code: def _fprop(self, x, set_ref=False):
      states = []
      for layer in self.layers:
          if set_ref:
              layer.ref = x
          x = layer.fprop(x)
          assert x is not None
          states.append(x)
      states = dict(zip(self.layer_names, states))
      return states
  
imports: from __future__ import absolute_import
  from __future__ import division
  from __future__ import print_function
  import numpy
  import tensorflow
  from cleverhans.serial import NoRefModel
label_desc: Use image node_id 7 for calling the ResNet obj's underlying member method code with example usage: obj._fprop(x, set_ref) and returns: states