code: def test_quoted_hostname(self):
      pool = redis.ConnectionPool.from_url(
          "redis://my %2F host %2B%3D+"
      )
      assert pool.connection_class == redis.Connection
      assert pool.connection_kwargs == {"host": "my / host +=+"}
  
imports: import asyncio
  import re
  import pytest
  import pytest_asyncio
  import redis.asyncio
  from redis.asyncio.connection import Connection, to_bool
  from tests.conftest import skip_if_redis_enterprise, skip_if_server_version_lt
  from .compat import aclosing, mock
  from .conftest import asynccontextmanager
  from .test_pubsub import wait_for_message
label_desc: Use image node_id 2 for calling the TestConnectionPoolURLParsing obj's underlying member method code with example usage: obj.test_quoted_hostname() without return types