在flask微服务中使用调度器设置定时任务：BackgroundScheduler

python">#!/usr/bin/env python3
# -*- coding: UTF-8 -*-
# filename: main.pyimport os
import unittestfrom app import create_app, db
from app.route import route
from app.service.score_service import send_score_mail
from apscheduler.schedulers.background import BackgroundScheduler# 环境变量
env = os.getenv('RUNTIME_ENV') or 'dev'# 创建应用
app = create_app(env)# 服务路由
route(app)def start_scheduler():# 创建调度器scheduler = BackgroundScheduler(timezone='Asia/Shanghai')# 添加定时任务scheduler.add_job(send_score_mail, 'cron', hour=7, minute=0, day_of_week='mon')# 启动调度器scheduler.start()return scheduler# 启动调度器（放在一个函数中，但在这里仍然调用它以保持现有行为）
_scheduler = start_scheduler()@app.cli.command()
def create():""" Create all database. """db.drop_all()db.create_all()db.session.commit()@app.cli.command()
def test():""" Run service unittest. """ut = unittest.TextTestRunner()ut.run(unittest.TestLoader().discover('app/test'))if __name__ == '__main__':app.run(debug=False, host='0.0.0.0', port=5003) # 此处debug为False时定时任务只会执行一次，debug为True时会执行2次