socketify.py/bench/uvicorn_guvicorn_plaintext.py

async def app(scope, receive, send):
    assert scope['type'] == 'http'

    await send({
        'type': 'http.response.start',
        'status': 200,
        'headers': [
            [b'content-type', b'text/plain'],
        ],
    })
    await send({
        'type': 'http.response.body',
        'body': b'Hello, world!',
    })

#python3 -m gunicorn uvicorn_guvicorn_plaintext:app -w 1 -k uvicorn.workers.UvicornWorker
#pypy3 -m gunicorn uvicorn_guvicorn_plaintext:app -w 1 -k uvicorn.workers.UvicornWorker