def nextUid(self):
        self.puid += 1
        return self.puid
Validate a distribution's metadata.
dataset/ETHPy150Open ioflo/ioflo/ioflo/aio/proto/stacking.py/Stack.nextUid--crossover with--dataset/ETHPy150Open jessemyers/cheddar/cheddar/index/index.py/Index.validate_metadata