code: def _filter_attribute(self, v: list):
      if self._keep_mask is None or len(self._keep_mask) == 0:
          return v
      assert len(v) == len(self._keep_mask)
      return [o for o, keep in zip(v, self._keep_mask) if keep]
  
imports: import albumentations
  from itertools import chain
  from icevision.imports import *
  from icevision.utils import *
  from icevision.core import *
  from icevision.tfms.transform import *
  from icevision.tfms.albumentations.albumentations_helpers import get_size_without_padding, get_transform
label_desc: Use image node_id 4 for calling the Adapter obj's underlying member method code with example usage: obj._filter_attribute(v) and returns: unknown, v