def set_cookie_kv(self, key, val):
        cookie = ResponseCookie()
        cookie.key = key
        cookie.val = val
        self.cookies[cookie.key] = cookie
Set a cookie by key and value. Will not have path, secure, etc set at all.
dataset/ETHPy150Open roglew/pappy-proxy/pappyproxy/http.py/Response.set_cookie_kv