蜗牛之路

一、douban豆瓣自动回贴，使用的是urllib，以带上cookie。

二、另外还有一种是通过sess = requests.session()，具体可以看：https://blog.csdn.net/sxf1061700625/article/details/94128278

# https://blog.csdn.net/qq_31235811/article/details/88652122
#https://blog.csdn.net/weixin_37598106/article/details/72852220
#http://www.py3study.com/Article/details/id/354.html
#https://www.jianshu.com/p/a8d94c92249e

import random
import time
from urllib import request,parse
from http import cookiejar
cookie = cookiejar.CookieJar()
handler = request.HTTPCookieProcessor(cookie)
opener = request.build_opener(handler)
from bs4 import BeautifulSoup


base_url = [r'https://www.douban.com/group/topic/167669608/',
            r'https://www.douban.com/group/topic/167911345/'    
            ]



pars = ["爱教了。 ",
        "非常感谢，对我帮助太大了。 ",
        "我们私聊吧",
        "对的，也这么觉得！"]
headers = {
    'User-Agent': 'Mozilla/5.0 (Windows NT 10.0; WOW64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/63.0.3239.132 Safari/537.36',
}


        
def login():
    url ='https://accounts.douban.com/j/mobile/login/basic'
    data = {
            'ck': '',  
            'name': '135xxxxxxxx',
            'password': 'xxxxxxxx',
            'remember': 'on',
            'ticket': '', 
            }
    #把data信息编写为机byte形式
    data = parse.urlencode(data).encode()
    req = request.Request(url,data=data,headers=headers,method = 'POST')
    rsp = opener.open(req)
    print(rsp.read())
	

def post_comments(url):
    print("开始获取ck..........")
    req = request.Request(url, headers=headers) 
    html_ck = opener.open(req)
    soup = BeautifulSoup(html_ck.read(), 'lxml')
    ck = soup.find_all('tbody')[0].find_all("a")[-1]['href'][-4:]
    print("已经成功获取ck: ", ck, )
    print("开始发贴..........")
    one_par = pars[random.randint(0, len(pars)-1)]
    data = {
    'ck': ck,
    # 'ref_cid': '1692237050',
    'rv_comment': one_par,
    'start': 0,
    'submit_btn': '发送',
    }
    data = parse.urlencode(data).encode()
    url=url + "add_comment"
    req = request.Request(url, data=data,headers=headers,method = 'POST')  
    rsp = opener.open(req)
    html = rsp.read().decode()
    print("Post successfully!")


if __name__=='__main__':
    login()
    for url in base_url:
        post_comments(url)
        time.sleep(5)