5 n = dns.name.from_text('www.dnspython.org')
6 o = dns.name.from_text('dnspython.org')
7 print n.is_subdomain(o) # True
8 print n.is_superdomain(o) # False
10 rel = n.relativize(o) # rel is the relative name www
13 print n.labels # ['www', 'dnspython', 'org', '']