code: def decode_code(self, code_b):
      quant_b = self.quantize.embed_code(code_b)
      dec = self.decode(quant_b)
      return dec
  
imports: import torch
  import pytorch_lightning
  import torch.nn.functional
  from contextlib import contextmanager
  from taming.modules.vqvae.quantize import VectorQuantizer2
  from ldm.modules.diffusionmodules.model import Encoder, Decoder
  from ldm.modules.distributions.distributions import DiagonalGaussianDistribution
  from ldm.util import instantiate_from_config
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