Changed usage of protected properties

Author: vladvildanov

tests/conftest.py

@@ -30,7 +30,7 @@
 from tests.ssl_utils import get_tls_certificates
 
 REDIS_INFO = {}
-default_redis_url = "redis://localhost:6379/0"
+default_redis_url = "redis://localhost:16379/0"
 default_protocol = "2"
 default_redismod_url = "redis://localhost:6479"
 

tests/test_asyncio/test_cluster_transaction.py

@@ -394,4 +394,4 @@ async def test_transaction_discard(self, r):
             await pipe.discard()
 
             assert not pipe._execution_strategy._watching
-            assert not pipe._execution_strategy._command_queue
+            assert not len(pipe)