Python定时发送天气预报邮件代码实例

#导入模块
import requests
from bs4 import BeautifulSoup
import smtplib
from email.mime.text import MIMEText
from email.header import Header
import schedule
import time

#输入邮箱发件人、收件人以及邮箱的授权码
account = str(input('请输入发件人邮箱地址：'))
password = str(input('请输入邮箱授权码：'))
receiver = str(input('请输入收件人邮箱地址：'))

#建立天气网爬虫，爬取天气信息
def weather_spider():
  #模拟浏览器：
  headers={
    'user-agent':'Mozilla/5.0 (Macintosh; Intel Mac OS X 10_13_6) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/71.0.3578.98 Safari/537.36'
    }
  url='http://www.weather.com.cn/weather/101211001.shtml'
  #数据获取：
  res=requests.get(url,headers=headers)
  res.encoding='utf-8'
  #数据解析：
  soup=BeautifulSoup(res.text,'html.parser')
  #数据提取：
  tem1= soup.find(class_='tem')
  weather1= soup.find(class_='wea')
  tem=tem1.text
  weather=weather1.text
  return tem,weather

#发送邮件的代码
def send_email(tem,weather):
  global account,password,receiver
  mailhost='smtp.qq.com'
  qqmail = smtplib.SMTP()
  qqmail.connect(mailhost,25)
  qqmail.login(account,password)
  content= '衢州的天气是：\n'+tem+weather
  message = MIMEText(content, 'plain', 'utf-8')
  subject = '今日天气预报from python'
  message['Subject'] = Header(subject, 'utf-8')
  try:
    qqmail.sendmail(account, receiver, message.as_string())
    print ('邮件发送成功')
  except:
    print ('邮件发送失败')
  qqmail.quit()

#建立任务
def job():
  print('开始一次任务')
  tem,weather = weather_spider()
  send_email(tem,weather)
  print('任务完成')

#定时发送
schedule.every().day.at("7:00").do(job) 
while True:
  schedule.run_pending()
  time.sleep(1)