code: def multi_color2d_setup():
      old_imgs = color2d_setup()
      images = {}
      for k, v in old_imgs.items():
          images[k + "_2imgs"] = [v, v]
          images[k + "_3imgs"] = [v, v, v]
          images[k + "_4imgs"] = [v, v, v, v]
      return images
  
imports: import torch
  from pywick.transforms import ToTensor, ToFile, ChannelsLast, HWC, ChannelsFirst, CHW, TypeCast, AddChannel, Transpose, RangeNormalize, StdNormalize, RandomCrop, SpecialCrop, Pad, RandomFlip, RandomOrder
label_desc: Use image node_id 4 for calling a global function with example usage: multi_color2d_setup() and returns: images