gather_exp.py

# modified codes from https://www.bilibili.com/video/BV1oa411b7c9/?spm_id_from=333.999.0.0&vd_source=0e3bf657889554538e4fce27455e8e66
import os
import asyncio
import time

async def print_info(waiting_time, info):
    await asyncio.sleep(waiting_time)
    return "{} --- {}".format(waiting_time, info)


async def main():
    create_tasks = []
    for i in range(10):
        task = asyncio.create_task(print_info(i, "demo"))
        create_tasks.append(task)

    print(f"start time : {time.strftime('%X')}")

    ret = await asyncio.gather(*create_tasks)

    print(ret)
    print(f"finishing time : {time.strftime('%X')}")


asyncio.run(main())