#!/usr/bin/env python3

import asyncio

socket = "/tmp/sun-angle.s"

async def send_location(lat, lon):
    msg = "quit\n" # f"{lat},{lon}\n"
    reader, writer = await asyncio.open_unix_connection(socket)
    writer.write(msg.encode("utf-8"))
    await writer.drain()
    print((await reader.readline()).decode('utf8'))

asyncio.run(send_location(1, 2))