code: def test_as_array_produces_token_sequence(self):
      indexer = DepLabelIndexer()
      padded_tokens = indexer.pad_token_sequence(
          {"key": [1, 2, 3, 4, 5]}, {"key": 10}, {}
      )
      assert padded_tokens == {"key": [1, 2, 3, 4, 5, 0, 0, 0, 0, 0]}
  
file_path: magnitude/pymagnitude/third_party/allennlp/tests/data/token_indexers/dep_label_indexer_test.py
imports: from __future__ import absolute_import
  from collections import defaultdict
  from allennlp.common.testing import AllenNlpTestCase
  from allennlp.data import Token, Vocabulary
  from allennlp.data.token_indexers import DepLabelIndexer
  from allennlp.data.tokenizers.word_splitter import SpacyWordSplitter
label_desc: Use image node_id 5 for calling the TestDepLabelIndexer obj's underlying member method code with example usage: obj.test_as_array_produces_token_sequence() without return types