def subset_clean(self, expr): #return self._update_cleanly(self.dbptr.subset(*args, **kwargs)) #return self._update_cleanly(_ds._dbsubset(self.dbptr, *args, **kwargs)) return self._update_cleanly(_ds._dbsubset(self.dbptr, expr, 'None'))
def subset(self, *args, **kwargs): #return self._update(_ds._dbsubset(*args, **kwargs)) return self._update(_ds._dbsubset(self.dbptr, *args, **kwargs))