static <T> Seq<T> seq(Iterable<? extends T> iterable) {
        if (iterable == null)
            return Seq.empty();
        
        return seq(iterable.iterator());
    }
Wrap an <code>Iterable</code> into a <code>Seq</code>.
jOOL/src/main/java/org/jooq/lambda/Seq.java