code: def decode_code(self, code_b):
      quant_b = self.quantize.embed_code(code_b)
      dec = self.decode(quant_b)
      return dec
  
imports: import numpy
  import torch
  import pytorch_lightning
  import torch.nn.functional
  from contextlib import contextmanager
  from torch.optim.lr_scheduler import LambdaLR
  from ldm.modules.ema import LitEma
  from vqvae_quantize import VectorQuantizer2
  from ldm.modules.diffusionmodules.model import Encoder, Decoder
  from ldm.util import instantiate_from_config
  import ldm.models.autoencoder
  from packaging import version
label_desc: Use image node_id 8 for calling the VQModel obj's underlying member method code with example usage: obj.decode_code(code_b) and returns: dec