硒和python无法获取cookie

Question

大家好，我试图用硒制饼干。我用

driver.get_cookies()
cookies_list = driver.get_cookies()
cookies_dict = {} # create dictionary
for cookie in cookies_list:
    cookies_dict[cookie['name']] = cookie['value'] # populate it

print(cookies_dict)

但是我得到的唯一结果是{}，我如何才能做到这一点？