func SetUp(host, port, pwd string) {
	ops := &redis.Options{
		Addr:     fmt.Sprintf("%s:%s", host, port),
		Password: pwd,
		DB:       0, // use default DB
	}
	SetUpWithOps(ops)
}
// SetUp set up redis connection
SetUp set up redis connection
// SetUp set up redis connection
func SetUp(host, port, pwd string) {
	ops := &redis.Options{
		Addr:     fmt.Sprintf("%s:%s", host, port),
		Password: pwd,
		DB:       0, 
	}
	SetUpWithOps(ops)
}
func SetUp ( host , port , pwd string ) { ops := & redis . Options { Addr : fmt . Sprintf ( " " , host , port ) , Password : pwd , DB : 0 , } SetUpWithOps ( ops ) }
SetUp set up redis connection
SetUp set up redis connection
// use default DB