def get(self):
#master_image = db.get(self.request.get("img_id"))
master_image = open("img.jpg").read()
# Create block for all items in DB
blocks = [ ImageBlock(img.data) for img in ImageModel.all() ]
mosaic = Mosaic(master_image, blocks)
image_out = mosaic.get_image()
self.response.headers['Content-Type'] = "image/png"
self.response.out.write(image_out)
