code: def __call__(self, theta):
      tf.get_default_session().run(
          self.op, feed_dict={self.theta: theta}
      )
  
imports: import numpy
  import tensorflow
  import copy
  import os
  import functools
  import collections
  import multiprocessing
label_desc: Use image node_id 2 for calling the SetFromFlat obj's underlying member method code with example usage: obj.__call__(theta) without return types