code: def __init__(self, parent):
      super(ReferencesParent, self).__init__()
      self.parent = parent
      # CHECK: tf_saved_model.global_tensor
      # CHECK-SAME: tf_saved_model.exported_names = ["child.my_variable"]
      self.my_variable = tf.Variable(3.0)
  
file_path: tensorflow-upstream/tensorflow/compiler/mlir/tensorflow/tests/tf_saved_model/cyclic_object_graph.py
imports: import tensorflow.compat.v2
  from tensorflow.compiler.mlir.tensorflow.tests.tf_saved_model import common
label_desc: Use image node_id 1 to create a new ReferencesParent object from inherited base classes: tf with example: obj = ReferencesParent(parent)