aiohttp

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import asyncio
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from aiohttp import web, web_request
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async def handler(request: web_request.BaseRequest) -> web.StreamResponse:
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    return web.Response(text="OK")
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async def main(loop: asyncio.AbstractEventLoop) -> None:
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    server = web.Server(handler)
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    await loop.create_server(server, "127.0.0.1", 8080)
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    print("======= Serving on http://127.0.0.1:8080/ ======")
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    # pause here for very long time by serving HTTP requests and
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    # waiting for keyboard interruption
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    await asyncio.sleep(100 * 3600)
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loop = asyncio.get_event_loop()
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try:
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    loop.run_until_complete(main(loop))
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except KeyboardInterrupt:
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    pass
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loop.close()
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