code: func NewFromServers(servers Servers) *Client {
  	return &Client{
  		timeout:        DefaultTimeout,
  		maxIdlePerAddr: maxIdleConnsPerAddr,
  		servers:        servers,
  		freeconn:       make(map[string]chan *conn),
  		bufPool:        make(chan []byte, poolSize()),
  	}
  }
docs: // NewFromServers returns a new Client using the provided Servers.