python模块之requests学习

# -*- coding:utf-8 -*-# -*- auther:StarryTeng -*-'''discription:Requests is the only Non-GMO HTTP library for Python, safe for human consumption.Beloved FeaturesRequests is ready for today's web.Keep-Alive & Connection PoolingInternational Domains and URLsSessions with Cookie PersistenceBrowser-style SSL VerificationAutomatic Content DecodingBasic/Digest AuthenticationElegant Key/Value CookiesAutomatic DecompressionUnicode Response BodiesHTTP(S) Proxy SupportMultipart File UploadsStreaming DownloadsConnection TimeoutsChunked Requests.netrc Supportinstallpip install requestseasy_install requests'''####Python 3, the new best practice, is here to stay. Python 2 will retire in only 30 months!####import requestsimport jsonurl = 'https://api.github.com/user'url = 'http://httpbin.org/post'payload = {'key1': 'value1', 'key2': 'value2'}user_agent = 'Mozilla/4.0 (compatible; MSIE 5.5; Windows NT)'fileDir = 'file.txt'headers = {'content-type': 'application/json','User-Agent': user_agent}data = json.dumps(payload)#requests 是post,get,delete,put,options,head上传result = requests.post(url, auth=('[e-mail]', 'testpassword'),                       params=payload, headers=headers,                       data=data,timeout=1)#timeout 仅对连接过程有效，与响应体的下载无关。#print result.status_code#print result.json()#print result.text#print result.encoding#print result.cookies#----------------------------------------------------------------------#requests 是支持流式上传files ={'file':open(fileDir,'rb')}result1 = requests.post(url, auth=('[e-mail]', 'testpassword'),                       files=files)#print result1.text#----------------------------------------------------------------------#如果想获取来自服务器的原始套接字响应，可以取得 r.raw 。 不过需要在初始请求中设置 stream=True 。#r1 = requests.get('https://github.com/timeline.json', stream=True)#----------------------------------------------------------------------#session回话sess = requests.Session()sess.get('http://httpbin.org/cookies/set/sessioncookie/123456789')result2 = sess.get("http://httpbin.org/get",headers=headers)#print(result2.text)#print result2.headers.keys()sess.headers.setdefault('set',"get")sess.headers.update({"User-Agent":"tengxing"})result2 = sess.put("http://httpbin.org/put")#print result2.textresult2 = sess.get('http://httpbin.org/headers', headers={'set': None})#print result2.text#----------------------------------------------------------------------#SSL证书 (跳过刚才 12306 的证书验证，把 verify 设置为 False 即可)#result3 = requests.get('https://kyfw.12306.cn/otn/', verify=True)#print result3.text#----------------------------------------------------------------------#代理'''export HTTP_PROXY="http://10.10.1.10:3128"export HTTPS_PROXY="http://10.10.1.10:1080"'''proxies = { #pip install requests[socks]    'http': 'socks5://user:pass@host:port',    'https': 'socks5://user:pass@host:port'}proxies = {  'http': 'http://user:pass@10.10.1.10:3128/',  'https': 'http://user:pass@10.10.1.10:3128/'}result4_1 = requests.post("http://httpbin.org/post")print result4_1.textresult4_2 = requests.post("http://httpbin.org/post", proxies=proxies)print result4_2.text#最后感谢链接：http://docs.python-requests.org/en/master/user/advanced/

感谢官方文档：http://docs.python-requests.org/en/master/user/advanced/