# Run with python3 simple_server.py PORT from aiohttp import web import asyncio import sys import uvloop loop = uvloop.new_event_loop() asyncio.set_event_loop(loop) async def handle(request): return web.json_response({"test":True}) app = web.Application(loop=loop) app.router.add_route('GET', '/', handle) web.run_app(app, port=sys.argv[1])