def st(root, val): set_tags(root, read_prefixes(root), read_refines(root), val) return rt(root)
def st(root, val): set_tags(root, read_prefixes(root), read_refines(root), val) return rt(root)
def st(root, val): set_tags(root, read_prefixes(root), read_refines(root), val) return rt(root)
def st(root, val): set_tags(root, read_prefixes(root), read_refines(root), val) return rt(root)