code: def setup(self):
      self.dense = nn.Dense(50)
      super().setup()
  
file_path: probability/tensorflow_probability/python/experimental/autobnn/bnn_test.py
imports: from flax import linen
  import jax
  import jax.numpy
  from tensorflow_probability.python.experimental.autobnn import bnn
  from tensorflow_probability.substrates.jax.distributions import lognormal
  from tensorflow_probability.substrates.jax.distributions import normal
  from absl.testing import absltest
label_desc: Use image node_id 2 for calling the MyBNN obj's underlying member method code with example usage: obj.setup() without return types