本文主要是介绍python的session方法使用记录,希望对大家解决编程问题提供一定的参考价值,需要的开发者们随着小编来一起学习吧!
直接上代码:
# encoding=utf8'''
Python2环境下
'''import requestsdef main():session = requests.session()# requests.utils.dict_from_cookiejar方法可以将cookiejar对象转换成一个dict对象cookies = requests.utils.dict_from_cookiejar(session.cookies)print 'cookies: ', cookies# 结果:# cookies: {}cook1 = {'a': '1', 'b': '2'}# requests.utils.cookiejar_from_dict方法可以将一个字典转换成cookiejar对象并添加到当前session的cookies中session.cookies = requests.utils.cookiejar_from_dict(cook1)cookies = requests.utils.dict_from_cookiejar(session.cookies)print 'cookies: ', cookies# 结果:# cookies: {'a': '1', 'b': '2'}cook2 = {'c': '3'}# requests.utils.add_dict_to_cookiejar方法可以为当前的cookies添加新的cookierequests.utils.add_dict_to_cookiejar(session.cookies, cook2)cookies = requests.utils.dict_from_cookiejar(session.cookies)print 'cookies: ', cookies# 结果:# cookies: {'a': '1', 'c': '3', 'b': '2'}verify = session.verifyprint 'verify: ', verify# 结果:# verify: True# 取消请求验证,主要针对https请求session.verify = Falseverify = session.verifyprint 'verify: ', verify# 结果:# verify: Falseheaders = session.headersprint 'headers: ', headers# 结果:# headers: {'Connection': 'keep-alive', 'Accept-Encoding': 'gzip, deflate', 'Accept': '*/*', 'User-Agent': 'python-requests/2.12.5'}# 为session添加请求头session.headers = {'User-Agent': 'Mozilla/5.0 (Windows NT 10.0; WOW64; rv:56.0) Gecko/20100101 Firefox/56.0'}headers = session.headersprint 'headers: ', headers# 结果:# headers: {'User-Agent': 'Mozilla/5.0 (Windows NT 10.0; WOW64; rv:56.0) Gecko/20100101 Firefox/56.0'}if __name__ == '__main__':main()
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