code: def test_competing_locks(self, r):
      lock1 = self.get_lock(r, "foo")
      lock2 = self.get_lock(r, "foo")
      assert lock1.acquire(blocking=False)
      assert not lock2.acquire(blocking=False)
      lock1.release()
      assert lock2.acquire(blocking=False)
      assert not lock1.acquire(blocking=False)
      lock2.release()
  
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 11 for calling the TestLock obj's underlying member method code with example usage: obj.test_competing_locks(r) without return types