sockchat sessionkeeper

#!/usr/bin/env python3
import asyncio # help i don't know asyncio
import websockets
import aiohttp
import json
import sys

config = json.load(open('config.json'))

async def get_endpoint_url():
    async with aiohttp.ClientSession() as session:
        async with session.get('https://sockchat.flashii.net/settings.json') as resp:
            settings = json.loads(await resp.text())
            print(settings['server'])
            return settings['server']

def pack(*args):
    return str('\t'.join(str(a) for a in args))

def unpack(rawmsg):
    return rawmsg.split('\t')

async def receive(message):
    unp = unpack(message)
    if unp[0] == '0':
        return
    print(unp)

async def receiver(websocket):
    while True:
        message = await websocket.recv()
        await receive(message)

async def pinger(websocket):
    while True:
        await asyncio.sleep(25)
        await websocket.send(pack(0, config['uid']))

async def chat():
    async with websockets.connect(
            await get_endpoint_url(),
            ssl=True
        ) as websocket:
        await websocket.send(pack(1, config['uid'], 'PASS:{}'.format(config['password'])))
        receiver_task = asyncio.ensure_future(receiver(websocket))
        ping_task = asyncio.ensure_future(pinger(websocket))
        done, pending = await asyncio.wait(
            [receiver_task, ping_task],
            return_when=asyncio.FIRST_COMPLETED,
        )
        for task in pending:
            task.cancel()

def main():
    asyncio.get_event_loop().run_until_complete(chat())

if __name__ == '__main__':
    main()