def added(self):
        return self.current_keys - self.intersect
Add the given L{FileDescriptor} for monitoring either for reading or
dataset/ETHPy150Open saltstack/salt/salt/states/cyg.py/DictDiffer.added--crossover with--dataset/ETHPy150Open kuri65536/python-for-android/python-modules/twisted/twisted/internet/gtk2reactor.py/Gtk2Reactor._add