code: def _restore_from_tensors(self, restored_tensors):
      return control_flow_ops.group(
          self.a.assign(restored_tensors["a"]),
          self.b.assign(restored_tensors["b"]),
      )
  
file_path: tensorflow-upstream/tensorflow/python/saved_model/tracing_utils_test.py
imports: from tensorflow.python.eager import def_function
  from tensorflow.python.eager import test
  from tensorflow.python.framework import constant_op
  from tensorflow.python.ops import control_flow_ops
  from tensorflow.python.ops import variables
  from tensorflow.python.saved_model import tracing_utils
  from tensorflow.python.trackable import base
label_desc: Use image node_id 3 for calling the MyTrackable obj's underlying member method code with example usage: obj._restore_from_tensors(restored_tensors) and returns: control_flow_ops