code: def bbox(self):
          
          bbox = self._data.get(b'keyOriginShapeBBox')
          if bbox:
              return (
                  bbox.get(b'Left').value,
                  bbox.get(b'Top ').value,
                  bbox.get(b'Rght').value,
                  bbox.get(b'Btom').value,
              )
          return (0, 0, 0, 0)
docs: Bounding box of the live shape.
  
          :return: :py:class:`~psd_tools.psd.descriptor.Descriptor`