from love import like
import human
i = human.create("Sijin", "boy")

while (i.is_single()) {
    i.cook()
    i.work()
    i.travel()
    i.study()
    u = human.search("girl", i.get_env())
    if (like(i, u) and like(u,i)) {
        i.set_value("single", False)
        while (like(u, i)) {
            i.cook(taste=u.taste())
            i.work()
            i.travel(with=[u,])
            i.study()
            ## ...

        }
        assert(False)
    } 
}