code: def test_owned(self, r):
      self._test_owned(r)
  
imports: import time
  import pytest
  from redis.client import Redis
  from redis.exceptions import LockError, LockNotOwnedError
  from redis.lock import Lock
  from .conftest import _get_client
label_desc: Use image node_id 9 for calling the TestLock obj's underlying member method code with example usage: obj.test_owned(r) without return types