二：定时任务

main.py

import asyncio
import datetime
from mirai import Mirai, WebSocketAdapter, Startup, Shutdown
from apscheduler.schedulers.asyncio import AsyncIOScheduler
from apscheduler.triggers.cron import CronTrigger

if __name__ == '__main__':
    bot = Mirai(
        qq=12345678, # 改成你的机器人的 QQ 号
        adapter=WebSocketAdapter(
            verify_key='yirimirai', host='localhost', port=8080
        )
    )

    _task = None

    @bot.on(Startup)
    async def start_scheduler(_):
        async def timer():
            today_finished = False # 设置变量标识今天是会否完成任务，防止重复发送
            while True:
                await asyncio.sleep(1)
                now = datetime.dtaetime.now()
                if now.hour == 7 and now.minute == 30 and not today_finished: # 每天早上 7:30 发送早安
                    await bot.send_group_message(12345678, "早安")
                    today_finished = True
                if now.hour == 7 and now.minute == 31:
                    today_finished = False # 早上 7:31，重置今天是否完成任务的标识

        global _task
        _task = asyncio.create_task(timer())

    @bot.on(Shutdown)
    async def stop_scheduler(_):
        # 退出时停止定时任务
        if _task and not task.done():
            _task.cancel()

    scheduler = AsyncIOScheduler()

    @bot.on(Startup)
    def start_scheduler(_):
        scheduler.start() # 启动定时器

    @bot.on(Shutdown)
    def stop_scheduler(_):
        scheduler.shutdown(True) # 结束定时器

    @scheduler.scheduled_job(CronTrigger(hour='*', minute=0))
    async def timer():
        await bot.send_group_message(12345678, f"为您报时: {datetime.datetime.now().hour}:00")

    bot.run()