requests的使用

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1 cookies的使用

import requests#获取网络请求的url#url="http://www.zhihu.com/#signin"url="http://dig.chouti.com/profile"#添加cookies#cookies={#'q_c1':'d8332344751b4a73b77616640d9f6263|1508328979000|1508328979000',#'_zap':'d8a1a4de-6e54-439d-8273-81f53bab78d2',#'q_c1':'d8332344751b4a73b77616640d9f6263|1511985009000|1508328979000',#'aliyungf_tc':'AQAAAFRG/ULSpgMAk5ZmcK6GlT8vtUtW',#'_xsrf':'68d8d47996a3981488bca2b58ffa8149',#'d_c0':'"AFAChM5-zgyPTphSjUnqxc_r3MwOZRCfzNo=|1512796097"',#'aliyungf_tc':'AQAAAAHrUwTAjAcAk5ZmcG0OpG/dZWt0',#'acw_tc':'AQAAAGKUVSwomgcAk5ZmcKGfUR+oMvtG',#'r_cap_id':'"MWEyYzY2OWYzM2U1NDFlNzk0ZTI5ZTc0MGRlMTVkOTk=|1513013501|8d97b5ed1a57d3c8aa1ca650981f2d4cc6a99f98"',#'cap_id':'"MWUxYTJiMzI5YjI4NGRkNmFlNTRkZWYwYjAzOWQ2MzE=|1513013501|ef3ce1dd51a8f402395ffc8c45ec5882bc319f34"',#'__utma':'51854390.309386986.1512796100.1512796100.1513013507.2',#'__utmb':'51854390.0.10.1513013507',#'__utmc':'51854390',#'__utmz':'51854390.1512796100.1.1.utmcsr=baidu|utmccn=(organic)|utmcmd=organic',#'__utmv':'51854390.000--|3=entry_date=20171018=1',#'z_c0':'2|1:0|10:1513013626|4:z_c0|92:Mi4xcm9mbUFnQUFBQUFBVUFLRXpuN09EQ2NBQUFDRUFsVk5lazVXV2dDeHJwcVkxc0VYSVFGbWpjeFV1Um9tQ0VzWVhB|39bab8c8b096bea0a6276a5e225d79b2cda551615780fd30e7f11cff83632d87',#'_xsrf':'68d8d47996a3981488bca2b58ffa8149'#}cookies={'gpsd':'dd04766a2808ff2e8d7713d2b37c15ca','JSESSIONID':'aaaTWTKyHOlW2glFYALaw','route':'249e9500f56e96c9681c6db3bc475cbf','gpid':'8997d0e6b3e24e6f964c9734b1e14fbe','puid':'631971e5dec4e2aa42628bbac2b7891c','_pk_id.1.a2d5':'a6305f702e05dbfa.1513010220.2.1513014987.1513010220.','_pk_ses.1.a2d5':'*'        }#发送请求response=requests.get(url,cookies=cookies)#response=requests.get(url)#获取数据data=response.content.decode('utf8')#将数据写入文件with open('chouti.html','w',encoding='utf8') as f:    f.write(data)

有些网站，设置cookies后，依然不能登录，比如上面的例子中的zhihu

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