public Promise<IntegerReply> srem(Object key0, Object[] member1) {
if (version < SREM_VERSION) return new Promise<>(new RedisException("Server does not support SREM"));
List<Object> list = new ArrayList<>();
list.add(key0);
Collections.addAll(list, member1);
return execute(IntegerReply.class, new Command(SREM_BYTES, list.toArray(new Object[list.size()])));
}