code: def test_open_maybe_zipped_normal_file(self):
      test_file_path = os.path.join(TEST_DAGS_FOLDER, "no_dags.py")
      with open_maybe_zipped(test_file_path, "r") as test_file:
          content = test_file.read()
      assert isinstance(content, str)
  
imports: from __future__ import annotations
  import os
  import zipfile
  from pathlib import Path
  from unittest import mock
  import pytest
  from airflow.utils import file
  from airflow.utils.file import correct_maybe_zipped, find_path_from_directory, open_maybe_zipped
  from tests.models import TEST_DAGS_FOLDER
  from tests.test_utils.config import conf_vars
label_desc: Use image node_id 1 for calling the TestOpenMaybeZipped obj's underlying member method code with example usage: obj.test_open_maybe_zipped_normal_file() without return types