2016-11-19 70 views
2

我正在学习Python并使用请求库。 我想用一个CookieJar存储cookie,但我不能找出如何响应的饼干添加到现有CookieJar:Python3,请求:如何合并CookieJars

CookieJar.extract_cookies需要一个请求对象 - 我不明白引用为什么这要求和。我要饼干添加到CookieJar,而不是一个请求......

所以,我想

cj= http.cookiejar.CookieJar() 
tmp= requests.utils.dict_from_cookiejar(resp.cookies) 
requests.utils.add_dict_to_cookiejar(cj, tmp) 

第三行失败:

File "[...]\Python35-32\lib\site-packages\requests\utils.py", line 336, in add_dict_to_cookiejar 
    return cookiejar_from_dict(cookie_dict, cj) 
    File "[...]\Python35-32\lib\site-packages\requests\cookies.py", line 515, in cookiejar_from_dict 
    names_from_jar = [cookie.name for cookie in cookiejar] 
    File "[...]\Python35-32\lib\site-packages\requests\cookies.py", line 515, in <listcomp> 
    names_from_jar = [cookie.name for cookie in cookiejar] 
AttributeError: 'str' object has no attribute 'name' 

由于请求Cookiejar是字典,我终于尝试 requests.utils.add_dict_to_cookiejar(cj,resp.cookies)

其中失败与相同的错误.....

我做错了什么?

回答

1

尝试这种方式

# Create cookie one 
one = requests.cookies.RequestsCookieJar() 

# Create cookie two 
two = requests.cookies.RequestsCookieJar() 

# set some cookie value 
one.set("one_key", "one_value") 
two.set("two_key", "two_value") 

print(one) 
<RequestsCookieJar[<Cookie one_key=one_value for />]> 

print(two) 
<RequestsCookieJar[<Cookie two_key=two_value for />]> 

# Now merge  
one.update(two) 
<RequestsCookieJar[<Cookie one_key=one_value for />, <Cookie two_key=two_value for />]>