code: def setup_method(self):
      super().setup_method()
      self.vocab = Vocabulary()
      self.vocab.add_token_to_namespace("1")
      self.vocab.add_token_to_namespace("2")
      self.vocab.add_token_to_namespace("3")
      self.vocab.add_token_to_namespace("4")
      self.non_padded_vocab = Vocabulary(
          non_padded_namespaces=["tokens"]
      )
  
file_path: allennlp/tests/modules/token_embedders/bag_of_word_counts_token_embedder_test.py
imports: import numpy
  import pytest
  import torch
  from numpy.testing import assert_almost_equal
  from allennlp.common.checks import ConfigurationError
  from allennlp.common.testing import AllenNlpTestCase
  from allennlp.data import Vocabulary
  from allennlp.modules.token_embedders import BagOfWordCountsTokenEmbedder
label_desc: Use image node_id 1 for calling the TestBagOfWordCountsTokenEmbedder obj's underlying member method code with example usage: obj.setup_method() without return types