# Run with python3 simple_server.py PORT import asyncio import sys import ujson as json import uvloop from aiohttp import web loop = uvloop.new_event_loop() asyncio.set_event_loop(loop) async def handle(request): return web.Response( body=json.dumps({"test": True}).encode("utf-8"), content_type="application/json", ) app = web.Application(loop=loop) app.router.add_route("GET", "/", handle) web.run_app(app, port=sys.argv[1], access_log=None)