import urllib.request
# cd C:\Python36-32\Scripts
# pip install BeautifulSoup
from bs4 import BeautifulSoup
def vote(get_url, post_url, option):
# 访问投票页面,拿到cookie
resp = urllib.request.urlopen(get_url)
cookie = resp.getheader('Set-Cookie')
# print(cookie)
# 读取response信息
html = resp.read()
# HTML解析器,拿到vote_option
bs = BeautifulSoup(html, "html.parser")
# 后台校验的动态验证码,随自己业务调整
secret_key = bs.find('input', id='secret_key').get("value")
# print(vote_option)
# hearders部分,cookie等
headers = {'User-Agent': 'Mozilla/5.0 (Macintosh; Intel Mac OS X 10.12; rv:52.0) Gecko/20100101 Firefox/52.0',
'Accept': 'text/html,application/xhtml+xml,application/xml;q=0.9,*/*;q=0.8',
'Cookie': cookie}
# post提交的数据,第一个为选中的复选框选项(多个中间逗号分隔),第二个为动态码(后台校验)
data_json = {'option': option, 'secret_key': secret_key}
# string转为byte类型,因为客户端校验要求
data = urllib.parse.urlencode(data_json).encode("utf-8")
# post请求,提交投票数据
req = urllib.request.Request(post_url, headers=headers, data=data)
response = urllib.request.urlopen(req)
# 查看返回结果,转码为中文
print(bytes.decode(response.read()))
def deal():
# get连接、post链接、选项 根据自己业务修改
get_url = ""
post_url = ""
option = ""
vote(get_url, post_url, option)
deal()
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