code: def test_no_version_info(self):
      require_module("importlib", 0)
  
file_path: NiftyNet/tests/util_import_test.py
imports: import tensorflow
  from niftynet.utilities.util_import import require_module
  from tests.niftynet_testcase import NiftyNetTestCase
label_desc: Use image node_id 6 for calling the OptionalPackageTest obj's underlying member method code with example usage: obj.test_no_version_info() without return types