1.生成一个管理cookie的对像,创建一个支持cookie的对象,对象属于HTTPCookieProccesor
cookie = CookieJar()
cookie_handler = HTTPCookieProccesor(cookie)
opener = build_opner.open(cookie_handler)
response = opner.open('http://www.neihanshequ.com/')
print(response)
#获取cookie
for cookie in cookie:
print('key',cookie.name)
2.模拟登陆美食杰
cookie = LWPCookieJar(filename='meishi.txt')
cookie_handler = HTTPCookieProccesor(cookie)
opener = build_opener(cookie_handler)
headers = {
'User-Agent':'Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/66.0.3359.181 Safari/537.36'
}
start_url = 'https://i.meishi.cc/login.php?redirect=https%3A%2F%2Fi.meishi.cc%2Flogin.php%3Fac%3Dzhuce'
pass_data = urlencode({
'username':'[email protected]',
'password':'542999'
})
#请求url,并传参,并设置编码格式
request - Request(post_url, bytes(pass_data, encoding='utf-8'))
response = opener.open(request)
print(response.read().decode()) (这个解析在cookie的用法中很重要)
cookie.save(ignore_discard=True, ignore_expires=True)