ncで話すための対向

my_nc_server.py

import asyncio
import aioconsole
from typing import cast


async def print_received_data(reader: asyncio.StreamReader):
    while True:
        # data = await reader.read()
        # try:
        #     data = await reader.readuntil(b'\n')
        # except asyncio.IncompleteReadError as e:
        #     data = e.partial
        data = await reader.readline()  # readlineはEOFか改行までを読み込む。readuntilを使う必要はない
        await aioconsole.aprint(data.decode(), end="")

async def send_data(writer: asyncio.StreamWriter):
    while True:
        data = cast(str, await aioconsole.ainput()) + "\n"
        writer.write(data.encode())
        await writer.drain()

async def handle_packet(reader: asyncio.StreamReader, writer: asyncio.StreamWriter):
    await asyncio.gather(
        print_received_data(reader),
        send_data(writer)
        )

async def main():
    server = await asyncio.start_server(handle_packet, '127.0.0.1', 8888)
    print(f"Start server")
    async with server:
        await server.serve_forever()

if __name__ == "__main__":
    asyncio.run(main())