code: def list_all_layers_and_sublayers(obj):
      s = set([obj])
      s.update(
          itertools.chain.from_iterable(
              list_all_layers_and_sublayers(layer)
              for layer in list_all_layers(obj)
          )
      )
      return s
  
imports: import itertools
  import threading
  import types
  from tensorflow.python.eager import context
  from tensorflow.python.keras import backend
  from tensorflow.python.keras.engine import base_layer_utils
  from tensorflow.python.keras.utils import control_flow_util
  from tensorflow.python.keras.utils import tf_contextlib
  from tensorflow.python.keras.utils import tf_inspect
  from tensorflow.python.keras.utils.generic_utils import LazyLoader
  from tensorflow.python.util import tf_decorator
label_desc: Use image node_id 4 for calling a global function with example usage: list_all_layers_and_sublayers(obj) and returns: s