def joined(self, a, b):
        mapping = self._mapping
        try:
            return mapping[a] is mapping[b]
        except KeyError:
            return False
Turn the device on.
dataset/ETHPy150Open tanghaibao/jcvi/utils/grouper.py/Grouper.joined--crossover with--dataset/ETHPy150Open home-assistant/home-assistant/homeassistant/components/switch/arest.py/ArestSwitchFunction.turn_on