code: def test_tokenize_and_count(self):
      assert self.window_service.get_num_tokens(self.prompt) == 6
  
file_path: H2O/h2o_hf/helm/src/helm/benchmark/window_services/test_cohere_window_service.py
imports: import os
  import shutil
  import tempfile
  from typing import List
  from sqlitedict import SqliteDict
  from helm.common.general import ensure_directory_exists
  from .test_cohere_window_service_utils import REQUESTS_TO_RESPONSES, TEST_PROMPT, TOKENIZED_PROMPT
  from .tokenizer_service import TokenizerService
  from .window_service_factory import WindowServiceFactory
  from .test_utils import get_tokenizer_service
label_desc: Use image node_id 7 for calling the TestCohereWindowService obj's underlying member method code with example usage: obj.test_tokenize_and_count() without return types