code: def test_get_output_dim_uses_encoder_output_dim(self):
      assert self.encoder.get_output_dim() == 3
  
file_path: allennlp/tests/modules/token_embedders/token_characters_encoder_test.py
imports: from copy import deepcopy
  import numpy
  from numpy.testing import assert_almost_equal
  import torch
  from allennlp.common import Params
  from allennlp.data import Vocabulary
  from allennlp.modules import Seq2VecEncoder
  from allennlp.modules.token_embedders import Embedding, TokenCharactersEncoder
  from allennlp.nn import InitializerApplicator, Initializer
  from allennlp.common.testing import AllenNlpTestCase
label_desc: Use image node_id 2 for calling the TestTokenCharactersEncoder obj's underlying member method code with example usage: obj.test_get_output_dim_uses_encoder_output_dim() without return types