def clear_slice_meta(self):
        for base_class, sub_class in self.get_valid_classes():
            if sub_class == 'slices':
                self.get_class_dict((base_class, sub_class)).clear()
Clear all meta data that is per slice.
dataset/ETHPy150Open moloney/dcmstack/src/dcmstack/dcmmeta.py/DcmMetaExtension.clear_slice_meta