爬虫 session.get(url,headers) 和 resquest.get(url,heasers) 有什么区别呀 - V2EX

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This topic created in 3229 days ago, the information mentioned may be changed or developed.

import requests
# 实例化 session
session = request.session()
response = session.get(url,headers)

# 直接是使用
response = requests.get(url,headers)

这两者有什么区别呀？？？

2 replies

1

chen6366005

Dec 1, 2017

前者会记录 session，后者不会。

2

yearliny

Dec 1, 2017 via Android

看过文档了吗？最显像的特征就是能保留 cookie，对同一个主机的请求可以复用 TCP 连接从而提升速度。

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