code: def masks(self, o) -> List[Mask]:
      mask_file = self._record_id2maskfile[self.record_id(o)]
      return [VocMaskFile(mask_file)]
  
imports: import xml.etree.ElementTree
  from icevision.imports import *
  from icevision.utils import *
  from icevision.core import *
  from icevision.parsers.parser import *
label_desc: Use image node_id 7 for calling the VOCMaskParser obj's underlying member method code with example usage: obj.masks(o) and returns: list