code: def client(request):
      r = _get_client(Redis, request, decode_responses=True)
      r.flushdb()
      return r
  
imports: import pytest
  import redis
  from redis import Redis, exceptions
  from redis.commands.json.decoders import decode_list, unstring
  from redis.commands.json.path import Path
  from .conftest import _get_client, assert_resp_response, skip_ifmodversion_lt
label_desc: Use image node_id 1 for calling a global function with example usage: client(request) and returns: r