code: def setUp(self):
      super().setUp()
      self._demonstration_episode_type = 1
      self._demonstration_episode_length = 10
      self._collected_episode_type = 2
      self._collected_episode_length = 5
  
file_path: acme/acme/agents/jax/lfd/lfd_adder_test.py
imports: import collections
  from acme import adders
  from acme import types
  from acme.agents.jax.lfd import lfd_adder
  import dm_env
  import numpy
  from absl.testing import absltest
label_desc: Use image node_id 1 for calling the LfdAdderTest obj's underlying member method code with example usage: obj.setUp() without return types