code: def test_replace(self, request):
      r = _get_client(
          redis.Redis,
          request=request,
          decode_responses=True,
          encoding_errors="replace",
      )
      r.set("a", b"foo\xff")
      assert r.get("a") == "foo\ufffd"
  
imports: import pytest
  import redis
  from redis.connection import Connection
  from redis.utils import HIREDIS_PACK_AVAILABLE
  from .conftest import _get_client
label_desc: Use image node_id 2 for calling the TestEncodingErrors obj's underlying member method code with example usage: obj.test_replace(request) without return types