dianbiao.py

#!/usr/bin/env python3

import requests
import bs4
import argparse

parser = argparse.ArgumentParser()
parser.add_argument('--name', type=str, required=True)
parser.add_argument('--password', type=str, required=True)
args = parser.parse_args()

session = requests.session()

res = session.get('http://myhome.tsinghua.edu.cn')
res.encoding = 'gbk'
soup = bs4.BeautifulSoup(res.text, features='html.parser')
inputs = soup.find_all('input', recursive=True)

keys = [
    'net_Default_LoginCtrl1$lbtnLogin.x',
    '__VIEWSTATEGENERATOR',
    '__VIEWSTATE',
    'Home_Img_ActivityCtrl1$hfScript',
    'Home_Vote_InfoCtrl1$Repeater1$ctl01$hfID',
    'net_Default_LoginCtrl1$lbtnLogin.y',
    'net_Default_LoginCtrl1$txtUserName',
    'Home_Vote_InfoCtrl1$Repeater1$ctl01$rdolstSelect',
    'Home_Img_NewsCtrl1$hfJsImg',
    'net_Default_LoginCtrl1$txtSearch1',
    'net_Default_LoginCtrl1$txtUserPwd'
]

data = dict()

for key in keys:
    data[key] = None

for x in inputs:
    if x['name'] in set(keys):
        try:
            if data[x['name']] is None:
                data[x['name']] = x['value']
        except KeyError:
            pass

data['net_Default_LoginCtrl1$lbtnLogin.x'] = '22'
data['net_Default_LoginCtrl1$lbtnLogin.y'] = '12'
data['net_Default_LoginCtrl1$txtSearch1'] = ''
data['net_Default_LoginCtrl1$txtUserName'] = args.name
data['net_Default_LoginCtrl1$txtUserPwd'] = args.password

for k in data.keys():
    data[k] = data[k].encode('gbk')

res = session.post('http://myhome.tsinghua.edu.cn/default.aspx', data=data)
res = session.get('http://myhome.tsinghua.edu.cn/Netweb_List/Netweb_Home_electricity_Detail.aspx')
res.encoding = 'gbk'
soup = bs4.BeautifulSoup(res.text, features='html.parser')
print(soup.find('span', {'id': 'Netweb_Home_electricity_DetailCtrl1_lblele'}).text)