class_docstr: ResNet model.
code: def fprop(self, x, set_ref=False):
      if self.scope is not None:
          with tf.variable_scope(self.scope, reuse=tf.AUTO_REUSE):
              return self._fprop(x, set_ref)
      return self._prop(x, set_ref)
  
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 6 for calling the ResNet obj's underlying member method code with example usage: obj.fprop(x, set_ref) and returns: self, self