code: def test_invariant_under_owner_and_group_names(self):
      self.skipTest("Can't really test this; no way to chown.")
  
file_path: tensorboard/tensorboard/pip_package/deterministic_tar_gz_test.py
imports: import gzip
  import os
  import subprocess
  import tarfile
  from tensorboard import test
label_desc: Use image node_id 6 for calling the DeterministicTarGzTest obj's underlying member method code with example usage: obj.test_invariant_under_owner_and_group_names() without return types