以前领导想买蔚来的汽车,想看二手车的价格走势,让帮忙写了一段监控二车价格的定时任务,当有新车上架的时候发生邮件到指定邮箱.

#!/usr/bin/python3
import requests
import json
import schedule
import smtplib
import time
import logging
from email.mime.text import MIMEText

# 日志配置
# 
LOG_FORMAT = "%(asctime)s - %(levelname)s - %(message)s"    # 日志格式化输出
DATE_FORMAT = "%m/%d/%Y %H:%M:%S %p"                        # 日期格式
fp = logging.FileHandler('sendHand.log', encoding='utf-8')
fs = logging.StreamHandler()
logging.basicConfig(level=logging.DEBUG, format=LOG_FORMAT, datefmt=DATE_FORMAT, handlers=[fp, fs])    # 调用


email_host = '发送邮件服务器'
email_user = '发送邮箱账号'
email_pwd = '发送邮箱密码'
maillist ='接受邮箱列表'

cars = set()
def checkHand():
    logging.debug('run task')
    logging.basicConfig()
    if 90000 < int(time.strftime("%H%M%S")) < 220000:
        print("run task")
        carsLen = len(cars)
        url = 'https://gateway-front.nio.com/c_webredirect/810002/api/v1/otd/mer/service-aggregation/homepage/noauth/secondHand'
        reponse = requests.post(url)
        jsons = json.loads(reponse.text)
        for items in jsons['resultData']:
            if items['type'] == 'single_goods_second_hand':
                for item in items['data']:
                    if 'state_text' not in item:
                        car = {
                                "title":item['title'],
                                "originPriceCash":item['price']['originPriceCash'],
                                "currentUserPriceCash": item['price']['currentUserPriceCash'],
                                "img" :item['img']
                            }
                        cars.add(json.dumps(car))

        if len(cars) > carsLen:
            # newCars = [];
            str = ''
            for car in list(cars):
                newCar = json.loads(car)
                # newCars.append(json.loads(car))
                str += '车辆名称(title):' + newCar['title'] + '\n'
                str += '原价(originPriceCash):' + newCar['originPriceCash'] + '\n'
                str += '当前用户价(currentUserPriceCash): ' + newCar['currentUserPriceCash'] + '\n'
                str += '图片(img):' + newCar['img'] + '\n'
            me = email_user
            msg = MIMEText(str)    # 邮件内容
            msg['Subject'] = '有新车上架,请您及时查看'    # 邮件主题
            msg['From'] = me    # 发送者账号
            msg['To'] = maillist    # 接收者账号列表
            smtp = smtplib.SMTP(email_host,port=25) # 连接邮箱，传入邮箱地址，和端口号，smtp的端口号是25
            smtp.login(email_user, email_pwd)   # 发送者的邮箱账号，密码
            smtp.sendmail(me, maillist, msg.as_string())
            # 参数分别是发送者，接收者，第三个是把上面的发送邮件的内容变成字符串
            smtp.quit() # 发送完毕后退出smtp
            # print ('email send success.')
            logging.debug('email send success')

if __name__ == '__main__':
    # 每分钟秒执行一次定时任务
    schedule.every().minutes.do(checkHand)
    while True:
        schedule.run_pending()