code: def __init__(self):
      super(AddInputAndStateKerasRNNCell, self).__init__()
      self.output_size = 1
      self.state_size = 1
  
imports: from __future__ import absolute_import
  from __future__ import division
  from __future__ import print_function
  from absl.testing import parameterized
  import numpy
  import tensorflow
  from tf_agents.keras_layers import dynamic_unroll_layer
label_desc: Use image node_id 1 to create a new AddInputAndStateKerasRNNCell object from inherited base classes: tf.keras.layers with example: obj = AddInputAndStateKerasRNNCell()