code: def generate(self, z):
      logits = self.decoder(z)
      logits = jnp.reshape(logits, (-1, *self.output_shape))
      return nnx.sigmoid(logits)
  
imports: import typing
  from functools import partial
  import jax
  import jax.numpy
  import matplotlib.pyplot
  import numpy
  import optax
  from datasets import load_dataset
  from flax.experimental import nnx
label_desc: Use image node_id 3 for calling the VAE obj's underlying member method code with example usage: obj.generate(z) and returns: nnx