code: def readlines(cls, path):
      if path.endswith(".gz"):
          lines = cls.read_gz(path)
      else:
          lines = open(path).readlines()
      return lines
  
imports: from typing import Optional
  import gzip
  import os
  from parlai.core.build_data import DownloadableFile
  from parlai.utils.io import PathManager
  import parlai.core.build_data
label_desc: Use image node_id 2 for calling the ParseInsuranceQA obj's underlying member method code with example usage: obj.readlines(cls, path) and returns: lines