python3 requests简介

Requests 是用Python语言编写，基于 urllib，采用 Apache2 Licensed 开源协议的 HTTP 库。

它比 urllib 更加方便，可以节约我们大量的工作，完全满足 HTTP 测试需求。

1.GET请求

不带参数

import requestsprint('==== get1 ====')req = requests.get(url='https://movie.douban.com/chart')print(req.status_code)

带参数

import requestsprint('==== get2 ====')req = requests.get(url='https://www.baidu.com/s', params={'wd': 'python'})print(req.url)print(req.text)

2.POST请求

import requestsimport jsonprint('==== post ====')req = requests.post('https://api.github.com/some/endpoint', data=json.dumps({'some': 'data'}))print(req.json())

3.设置header头

import requestsprint('==== header ====')data = {'some': 'data'}headers = {'Content-Type': 'application/json;charset=UTF-8',           'User-Agent': 'Mozilla/5.0 (Macintosh; Intel Mac OS X 10_11_6) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/58.0.3029.110 Safari/537.36'}req = requests.post('https://api.github.com/some/endpoint', data=data, headers=headers)print(req.text)

4.上传文件

import requestsprint('==== upload ====')url = 'http://www.test.com/upload'files = {'file': open('data/blur.jpg', 'rb')}req = requests.post(url, files=files)print(req.text)

5.设置Cookies

import requestsimport jsonprint('==== cookies ====')url = 'http://github.com'cookies = {'name_cookie': 'xiao', 'age_cookie': '25'}# 特殊符号都不能作为Cookie的内容req = requests.get(url, cookies=cookies)print(req.json())print(req.cookies['name_cookie'])

6.设置请求超时

import requestsreq = requests.get('http://github.com', timeout=0.001)print(req.status_code)