main.py

import asyncio
import aiohttp
from time import monotonic
from random import randrange

async def send_request_to_expona(session):
    i = (randrange(1000) + 50)/1000
    print('waiting: {}', i)
    await asyncio.sleep(i)


async def wait_first():
    async with aiohttp.ClientSession() as session:
        done, pending = await asyncio.wait(
            [send_request_to_expona(session) for _ in range(3)],
		return_when=asyncio.FIRST_COMPLETED)
        print("Result", done.pop().result())


if __name__=='__main__':
    start = monotonic()
    asyncio.get_event_loop().run_until_complete(wait_first())
    print(f'WorkTime: {monotonic() - start}')