Returns the name of the ``Record`` class this ``Property`` is
        attached to, and attribute name it is attached as.

def fullname(self):
        """Returns the name of the ``Record`` class this ``Property`` is
        attached to, and attribute name it is attached as."""
        if not self.bound:
            if self.name is not None:
                return "(unbound).%s" % self.name
            else:
                return "(unbound)"
        elif not self.class_():
            classname = "(GC'd class)"
        else:
            classname = self.class_().__name__
        return "%s.%s" % (classname, self.name)