code: def encode(self, x):
      assert x.shape[-len(self.input_shape) :] == self.input_shape
      return self.encoder(jnp.reshape(x, (x.shape[0], -1)))
  
file_path: flax/examples/linen_design_test/autoencoder.py
imports: from typing import Iterable, Tuple
  import jax
  from jax import numpy, random
  from flax import linen
  from flax.linen import Module, Dense, compact
label_desc: Use image node_id 3 for calling the AutoEncoder obj's underlying member method code with example usage: obj.encode(x) and returns: self