python脚本抓取天气信息并发给微信好友

#!/usr/bin/env python
# encoding: utf-8

"""
@version: ??
@author: heyifei
@email:heyifei88@foxmail.com
@license: Apac_he Licence
@file: sendweathertoone.py
@time: 2017/9/2 22:07
"""

import requests as req
from lxml import etree
import itchat

# 定义url
shanghai_url = "http://www.nmc.cn/publish/forecast/ASH/shang-hai.html"

changde_url = "http://www.nmc.cn/publish/forecast/AHN/chang-de.html"

chongqing_url = "http://www.nmc.cn/publish/forecast/ACQ/chong-qing.html"

# 给特定好友发送
friends = ['@xxxxxxx',
'@xxxxxxx',
'@xxxxxxx',
'@xxxxxxx',
'@xxxxxxx',
'@xxxxxxx',
'@xxxxxxx']

def geturlinfobyxpath(url):
'''获取URL页面信息'''
kv = {'user-agent': 'Mozilla/5.0'}
r = req.get(url, headers=kv)
r.raise_for_status()
r.encoding = r.apparent_encoding
tree = etree.HTML(r.text)
nodes = tree.xpath('//div[@class="day"]/div/text()')
city = tree.xpath('//title/text()')
updatetime = tree.xpath('//div[@class="btitle"]/span/text()')
newnode ="".join(nodes).replace("\n", "").replace(" ", "")
sms = "来源：xxxx为您抓取中央气象台数据。"
sendsms = '%s%s%s%s' % (city, updatetime, newnode, sms)
itchat.auto_login(hotReload=True)

#给所有微信好友发送
# friends = itchat.get_friends()
for f in friends:

给所有微信好友发送
# username = f.UserName
itchat.send_msg(sendsms, toUserName=f)
#print(sendsms)

if __name__ == '__main__':
geturlinfobyxpath(shanghai_url)