docs: def _write(self, session, openFile, replaceParamFile):
          """
          Raster Map File Write to File Method
          """
          # If the raster field is not empty, write from this field
          if self.raster is not None:
              # Configure RasterConverter
              converter = RasterConverter(session)
  
              # Use MapKit RasterConverter to retrieve the raster as a GRASS ASCII Grid
              grassAsciiGrid = converter.getAsGrassAsciiRaster(rasterFieldName='raster',
                                                               tableName=self.__tablename__,
                                                               rasterIdFieldName='id',
                                                               rasterId=self.id)
              # Write to file
              openFile.write(grassAsciiGrid)
  
          elif self.rasterText is not None:
              # Write file
              openFile.write(self.rasterText)