每日一邮

import requests
from lxml import etree
import yagmail

# 调用舔狗日记的api 获取内容
def tiangouApi():
    url = "https://api.dzzui.com/api/tiangou"
    result = requests.get(url).text
    lis = result.split('<br>')
    return lis[1]

# 登录邮箱，设置登录的账号，密码和port等信息
def send_email(contents, send_to):
    yag = yagmail.SMTP(user='你的邮箱',
                       password='你的授权码',
                       host='发信服务器，如使用QQ邮箱的为smtp.qq.com')

    # 设置发送给谁，邮件主题，邮件内容
    yag.send(to=send_to,
             subject='每日一邮',
             contents=contents)
    print('发送成功!')
    yag.close()


def parse(url):
    text = tiangouApi()
    headers = {
        'User-Agent': 'Mozilla/5.0 (Windows NT 6.1; WOW64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/55.0.2883.87 Safari/537.36'}
    html = requests.get(url, headers=headers)
    bs = etree.HTML(html.text)

    # 今天天气相关数据：日期，星期几，天气，最低气温，最高气温
    today_date = bs.xpath('//ul[@class = "week"]/li[1]/b/text()')[0]
    today_week = bs.xpath('//ul[@class = "week"]/li[1]/span/text()')[0]
    today_weather = bs.xpath('//ul[@class = "txt txt2"]/li[1]/text()')[0]
    today_low = bs.xpath('//div[@class = "zxt_shuju"]/ul/li[1]/b/text()')[0]
    today_high = bs.xpath(
        '//div[@class = "zxt_shuju"]/ul/li[1]/span/text()')[0]

    print(('今天是%s，%s，%s，%s~~%s度') %
          (today_date, today_week, today_weather, today_low, today_high))

    # 明天天气相关数据，维度和上述一致
    tomorrow_date = bs.xpath('//ul[@class = "week"]/li[2]/b/text()')[0]
    tomorrow_week = bs.xpath('//ul[@class = "week"]/li[2]/span/text()')[0]
    tomorrow_weather = bs.xpath('//ul[@class = "txt txt2"]/li[2]/text()')[0]
    tomorrow_low = bs.xpath('//div[@class = "zxt_shuju"]/ul/li[2]/b/text()')[0]
    tomorrow_high = bs.xpath(
        '//div[@class = "zxt_shuju"]/ul/li[2]/span/text()')[0]

    tomorrow = ('明天是%s，%s，%s，温度范围%s~%s度，温差%d度。') % \
        (tomorrow_date, tomorrow_week, tomorrow_weather, tomorrow_low,
         tomorrow_high, int(int(tomorrow_high)-int(tomorrow_low)))


    # 计算今明两天温度差异，这里用的是最高温度
    temperature_distance = int(tomorrow_high) - int(today_high)

    if temperature_distance > 0:
        a = '明日升温%d，记得配好美美的穿搭哦，小可爱。' % temperature_distance
    elif temperature_distance < 0:
        a = '明日降温%d，记得自己添衣服，我不在的日子记得照顾好自己。' % temperature_distance
    else:
        a = '最高气温不变，在每一个平凡的日子里，也要记得翩翩起舞哦!'

    content = str(tomorrow) + str(a)
    content = text + '<br>' + content
    return content

# 发送给一人
url = "收件人所在地区天气网站"   # 代码使用的是天气网的信息 如青岛 为 https://www.tianqi.com/qingdao/
contents = parse(url)
send_to = '收件人邮箱地址'
send_email(contents, send_to)


'''
# 当然 如果你想要的给一群人发送 可使用如下代码 在emails中添加对应邮箱地址即可
emails = ['123@qq.com', '456@qq.com', '', '']
for email in emails:
    send_email(contents, email)

'''