code: def test_unlock_gh_5456(path=None):
      path = Path(path)
      unrelated_super = Dataset(path).create(annex=False, force=True)
      ds = Dataset(path / "subdir" / "sub").create()
      ds.unlock(".")
  
file_path: datalad/datalad/local/tests/test_unlock.py
imports: from datalad.api import clone, create, unlock
  from datalad.distribution.dataset import Dataset
  from datalad.support.annexrepo import AnnexRepo
  from datalad.support.exceptions import InsufficientArgumentsError, NoDatasetFound
  from datalad.tests.utils_pytest import assert_cwd_unchanged, assert_false, assert_in_results, assert_not_in_results, assert_raises, assert_repo_status, assert_result_count, chpwd, eq_, getpwd, skip_if_root, slow, with_tempfile, with_tree
  from datalad.utils import Path
label_desc: Use image node_id 5 for calling a global function with example usage: test_unlock_gh_5456(path) without return types