def feature(self, state, **kwargs):
        feats = self.features(state, **kwargs)
        ind = self.get_ind(segname)
        return feats[ind]
Perform manual checks of any database features that might vary between installs
dataset/ETHPy150Open rll/lfd/lfd/mmqe/features.py/Feature.feature--crossover with--dataset/ETHPy150Open AppScale/appscale/AppServer/lib/django-1.4/django/db/backends/__init__.py/BaseDatabaseFeatures.confirm