code: def tile(self, zoom, row, col):
          
          tile = self.tile_pyramid.tile(zoom, row, col)
          return BufferedTile(tile, pixelbuffer=self.pixelbuffer)
docs: Return ``BufferedTile`` object of this ``BufferedTilePyramid``.
  
          Parameters
          ----------
          zoom : integer
              zoom level
          row : integer
              tile matrix row
          col : integer
              tile matrix column
  
          Returns
          -------
          buffered tile : ``BufferedTile``