python如何把请求得到的RequestsCookieJar对象转换成字典形式？

通过post或者get请求后会得到一个Reaponse对象，
使用Reaponse对象.cookies属性就可以获取到服务器返回的cookie
但是这个cookie是RequestscookieJar对象，不方便后续的提取，那怎么转成字典呢？
很简单，可以直接通过dict()转换成字典类型：

>>>res.cookies

>>> dict(res.cookies)
{'token': 'eyJhbGciOiJIUzI1NiIsInR5cCI6IkpXVCJ9.eyJhdWQiOiJweS5mb3JjaGFuZ2Vjb2RlLmNvbSIsImV4cCI6MTYzOTY0MDYyMSwianRpIjoiNDg4MzUwNDI2OTcwNTg3MTM2IiwiaWF0IjoxNjM5MDM1ODIxLCJpc3MiOiJwcm9kLnBhbmRhdGVhY2hlci5jb20iLCJuYmYiOjE2MzkwMzU4MjEsInN1YiI6Im83aExIMF82a3hIOTFOZm5PQml5a3FsZllDVWsiLCJpZCI6MTE4MzMzODQsIm9pZCI6Im82RXR2djNWaVhCdHMxYUQtMGVsQURqeldPN28iLCJhcHBpZCI6MTI1LCJhcHAiOiJmb3JjaGFuZ2VfcHJvZ3JhbW1lIiwic2NlbmUiOiJiaXotcGFzc3BvcnQiLCJwdWlkIjoiMDVkNDliODAtMDg4Zi00Njc4LWFjNjAtODJhNWEyYmEyOTVkIiwiYnMiOiJqa21ucHJ2em9mZXdpIn0.4lshDN0djK2sSLujHaVwqiwKTfILg08AUq8QU0x5WXU'}