def applyEnhancement(self):
        super(Chair, self).applyEnhancement()
        container = IContainer(self.thing, None)
        if container is None:
            container = Container.createFor(self.thing, capacity=300)
        self.container = container
Apply this enhancement to this L{Chair}'s thing, creating a
dataset/ETHPy150Open twisted/imaginary/ExampleGame/examplegame/furniture.py/Chair.applyEnhancement