text: Title: Rename redis-py health check message
  Body: https://github.com/aio-libs/aioredis-py/blob/c82fe277a5a6521aa9baacd672dd131313fe1b45/aioredis/client.py#L3873
  
  Should we change this to aioredis-py @seandstewart @abrookins in case someone uses both redis-py and aioredis?