requests模擬登陸的三種方式
阿新 • • 發佈:2020-07-04
登陸的方式
1.例項化session,使用session傳送post請求,在使用它獲取登陸後的頁面
# coding=utf-8 import requests session = requests.session() post_url = "http://www.renren.com/PLogin.do" post_data = {"email":"[email protected]", "password":"alarmchime"} headers = { "User-Agent": "Mozilla/5.0 (Macintosh; Intel Mac OS X 10_13_2) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/63.0.3239.84 Safari/537.36" } #使用session傳送post請求,cookie儲存在其中 session.post(post_url,data=post_data,headers=headers) #在使用session進行請求登陸之後才能訪問的地址 r = session.get("http://www.renren.com/327550029/profile",headers=headers) #儲存頁面 with open("renren1.html","w",encoding="utf-8") as f: f.write(r.content.decode())
2.headers中新增cookie鍵,值為cookie字串
# coding=utf-8 import requests headers = { "User-Agent": "Mozilla/5.0 (Macintosh; Intel Mac OS X 10_13_2) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/63.0.3239.84 Safari/537.36", "Cookie":"anonymid=j3jxk555-nrn0wh; _r01_=1; _ga=GA1.2.1274811859.1497951251; _de=BF09EE3A28DED52E6B65F6A4705D973F1383380866D39FF5; [email protected]; depovince=BJ; jebecookies=54f5d0fd-9299-4bb4-801c-eefa4fd3012b|||||; JSESSIONID=abcI6TfWH4N4t_aWJnvdw; ick_login=4be198ce-1f9c-4eab-971d-48abfda70a50; p=0cbee3304bce1ede82a56e901916d0949; first_login_flag=1; ln_hurl=http://hdn.xnimg.cn/photos/hdn421/20171230/1635/main_JQzq_ae7b0000a8791986.jpg; t=79bdd322e760beae79c0b511b8c92a6b9; societyguester=79bdd322e760beae79c0b511b8c92a6b9; id=327550029; xnsid=2ac9a5d8; loginfrom=syshome; ch_id=10016; wp_fold=0" } r = requests.get("http://www.renren.com/327550029/profile",headers=headers) #儲存頁面 with open("renren2.html","w",encoding="utf-8") as f: f.write(r.content.decode())
3.在請求方法中新增cookies引數,接收字典形式的cookie.字典形式的cookie中的鍵是cookie的name,值是cookie的value
# coding=utf-8 import requests headers = { "User-Agent": "Mozilla/5.0 (Macintosh; Intel Mac OS X 10_13_2) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/63.0.3239.84 Safari/537.36", } cookies="anonymid=j3jxk555-nrn0wh; _r01_=1; _ga=GA1.2.1274811859.1497951251; _de=BF09EE3A28DED52E6B65F6A4705D973F1383380866D39FF5; [email protected]; depovince=BJ; jebecookies=54f5d0fd-9299-4bb4-801c-eefa4fd3012b|||||; JSESSIONID=abcI6TfWH4N4t_aWJnvdw; ick_login=4be198ce-1f9c-4eab-971d-48abfda70a50; p=0cbee3304bce1ede82a56e901916d0949; first_login_flag=1; ln_hurl=http://hdn.xnimg.cn/photos/hdn421/20171230/1635/main_JQzq_ae7b0000a8791986.jpg; t=79bdd322e760beae79c0b511b8c92a6b9; societyguester=79bdd322e760beae79c0b511b8c92a6b9; id=327550029; xnsid=2ac9a5d8; loginfrom=syshome; ch_id=10016; wp_fold=0" cookies = {i.split("=")[0]:i.split("=")[1] for i in cookies.split("; ")} print(cookies) r = requests.get("http://www.renren.com/327550029/profile",headers=headers,cookies=cookies) #儲存頁面 with open("renren3.html","w",encoding="utf-8") as f: f.write(r.content.decode())