total_tilecount.py

def getTotalTileCount(leftBottom, rightTop, fromZoom, toZoom):
    totalTileCount = 0
    for zoom in range(fromZoom, toZoom + 1):
        leftBottomTiles = deg2num(leftBottom, zoom)
        rightTopTiles = deg2num(rightTop, zoom)

        currentTileCount = (rightTopTiles[0] - leftBottomTiles[0] + 1) * (leftBottomTiles[1] - rightTopTiles[1] + 1)
        print("zoom = " + str(zoom) + ", leftBottomTiles = " + str(leftBottomTiles) +
              ", rightTopTiles = " + str(rightTopTiles) + ", tileCount = " + str(currentTileCount))

        totalTileCount += currentTileCount

    return totalTileCount