Starlette Python

import base64

from starlette.applications import Starlette
from starlette.requests import Request
from starlette.responses import Response
from starlette.routing import Route

GIF = base64.b64decode("R0lGODlhAQABAIAAAP///wAAACH5BAEAAAAALAAAAAABAAEAAAICRAEAOw==")


async def pixel(request: Request) -> Response:
    return Response(GIF, media_type="image/gif", headers={"Cache-Control": "no-store"})


app = Starlette(routes=[Route("/pixel.gif", pixel)])