code: def __init__(self, node_name, prev_node_names, filters):
      super().__init__(node_name)
      self.cell_x = Cell(node_name + "_x", prev_node_names, filters)
      self.cell_y = Cell(node_name + "_y", prev_node_names, filters)
  
imports: import tensorflow
  from tensorflow.keras import Model, Sequential
  from tensorflow.keras.layers import AveragePooling2D, BatchNormalization, Conv2D, Dense, Dropout, GlobalAveragePooling2D, MaxPool2D, ReLU, SeparableConv2D
  from nni.nas.tensorflow.mutables import InputChoice, LayerChoice, MutableScope
label_desc: Use image node_id 1 to create a new Node object from inherited base classes: MutableScope with example: obj = Node(node_name, prev_node_names, filters)