from starlette.responses import PlainTextResponse


async def serve(req):
    return PlainTextResponse("Hello World!")

[((5, 11, 5, 44), 'starlette.responses.PlainTextResponse', 'PlainTextResponse', ({(5, 29, 5, 43): '"""Hello World!"""'}, {}), "('Hello World!')", False, 'from starlette.responses import PlainTextResponse\n')]