old_contents: from pliers.datasets.text import _load_datasets
  import requests
  
  
  def test_dicts_exist_at_url_and_initialize():
      """
      Check that all text dictionaries download successfully.
      """
      datasets = _load_datasets()
      for name, dataset in datasets.items():
          r = requests.head(dataset['url'])
          assert r.status_code == requests.codes.ok
          # read_excel() is doing some weird things, so disable for the moment
          # data = fetch_dictionary(name, save=False)
          # assert isinstance(data.shape, tuple)
  
new_contents: from pliers.datasets.text import _load_datasets
  import requests
  
  
  def test_dicts_exist_at_url_and_initialize():
      """
      Check that all text dictionaries download successfully.
      """
      datasets = _load_datasets()
      for name, dataset in datasets.items():
          r = requests.head(dataset['url'])
          assert r.status_code in (200, 301)
  
subject: fix dataset checking test