code: def _read_text_file(text_file):
      lines = []
      with tf.io.gfile.GFile(text_file, "r") as f:
          for line in f:
              lines.append(line.strip())
      return lines
  
file_path: datasets/tensorflow_datasets/summarization/cnn_dailymail.py
imports: import hashlib
  import os
  from typing import Dict, List
  from absl import logging
  from tensorflow_datasets.core.utils.lazy_imports_utils import tensorflow
  import tensorflow_datasets.public_api
label_desc: Use image node_id 4 for calling a global function with example usage: _read_text_file(text_file) and returns: lines