server.py

from aiohttp import web
import aiofiles


async def archive(request):
    raise NotImplementedError


async def handle_index_page(request):
    async with aiofiles.open('index.html', mode='r') as index_file:
        index_contents = await index_file.read()
    return web.Response(text=index_contents, content_type='text/html')


if __name__ == '__main__':
    app = web.Application()
    app.add_routes([
        web.get('/', handle_index_page),
        web.get('/archive/{archive_hash}/', archive),
    ])
    web.run_app(app)