code: def test_from_params(self):
      my_class = MyClass.from_params(
          Params({"my_int": 10}), my_bool=True
      )
  
      assert isinstance(my_class, MyClass)
      assert my_class.my_int == 10
      assert my_class.my_bool
  
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 3 for calling the TestFromParams obj's underlying member method code with example usage: obj.test_from_params() without return types