输出日志文件，Settings配置：
LOG_FILE = 'DEBUG_%s.txt' % (datetime.now().strftime('%Y%m%d_%H%M_%S'))
定时任务调度：
# -*- coding: utf-8 -*-
# @Description : 调度程序，每天执行一次
import os
import datetime
from apscheduler.schedulers.blocking import BlockingScheduler
def job_yingyongbao():
print('Start job yingyongbao ', datetime.datetime.now())
os.system('scrapy crawl yingyongbao_spider')
def job_wandoujia():
print('Start job wandoujia ', datetime.datetime.now())
os.system('scrapy crawl wandoujia_spider')
if __name__ == '__main__':
scheduler = BlockingScheduler()
job1_time = datetime.datetime.now() + datetime.timedelta(seconds=5)
job2_time = job1_time + datetime.timedelta(seconds=10)
scheduler.add_job(job_yingyongbao, 'interval', start_date=job1_time, hours=24)
scheduler.add_job(job_wandoujia, 'interval', start_date=job2_time, hours=24)
scheduler.start()
