code: def _get_dl_extract_result(self, url):
      if not url:
          return []
      if isinstance(url, dict):
          return super()._get_dl_extract_result(url)
      return self.dummy_data / self.SEQUENTUAL_DL_EXTRACT_RESULT[url]
  
file_path: datasets/tensorflow_datasets/translate/wmt19_test.py
imports: from tensorflow_datasets import testing
  from tensorflow_datasets.translate import wmt19
label_desc: Use image node_id 1 for calling the TranslateDeEnWmt19Test obj's underlying member method code with example usage: obj._get_dl_extract_result(url) and returns: unknown, list, super