code: def __init__(self):
      self.nodes = []
      self.name_map = {}
      self.node_to_consumers = defaultdict(lambda: [])
      self.node_to_inputs = defaultdict(lambda: [])
  
imports: import numpy
  import tensorflow
  import lucid.modelzoo.vision_models
  import lucid.optvis.objectives
  import lucid.optvis.param
  import lucid.optvis.render
  from lucid.misc.io import show, load
  from lucid.misc.io.showing import _image_url, _display_html
  from collections import defaultdict
label_desc: Use image node_id 1 to create a new Graph object from inherited base classes: object with example: obj = Graph()