code: def is_superdomain(self, other):
          
  
          (nr, o, nl) = self.fullcompare(other)
          if nr == NAMERELN_SUPERDOMAIN or nr == NAMERELN_EQUAL:
              return True
          return False
docs: Is self a superdomain of other?
  
          The notion of subdomain includes equality.
          @rtype: bool