code: def test_lazy_and_from_params_can_be_pickled(self):
      import pickle
  
      baz = Baz.from_params(Params({"bar": {"foo": {"a": 2}}}))
      pickle.dumps(baz)
  
imports: from typing import Dict, Iterable, List, Mapping, Optional, Set, Tuple, Union
  import pytest
  import torch
  from allennlp.common import Lazy, Params, Registrable
  from allennlp.common.from_params import FromParams, takes_arg, remove_optional, create_kwargs
  from allennlp.common.testing import AllenNlpTestCase
  from allennlp.data import DataLoader, DatasetReader, Tokenizer
  from allennlp.models import Model
  from allennlp.models.archival import load_archive
  from allennlp.common.checks import ConfigurationError
label_desc: Use image node_id 26 for calling the TestFromParams obj's underlying member method code with example usage: obj.test_lazy_and_from_params_can_be_pickled() without return types