code: def splicingList(self, save_path: str) -> np.ndarray:
      mask = self.raster.saveMaskbyGrids(
          self.mask_grids, save_path, self.raster.geoinfo
      )
      return mask
  
file_path: PaddleSeg/EISeg/eiseg/plugin/n2grid/rs_grid.py
imports: import numpy
  from typing import List, Tuple
  from eiseg.plugin.remotesensing.raster import Raster
label_desc: Use image node_id 5 for calling the RSGrids obj's underlying member method code with example usage: obj.splicingList(save_path) and returns: mask