使用BaiduPCS-Py，分享文件时遇到错误 about baidupcs-py HOT 6 CLOSED

from baidupcs_py.baidupcs import BaiduPCSApi

api = BaiduPCSApi(bduss=bduss, cookies=cookies)
print(api.user_info())

# 建立记事本
with open('997.txt', "a")as f:
    f.write('9999')

# 上传记事本
with open('997.txt', "rb")as f:
    print(api.upload_file(f,remotepath='/997.txt'))

# 分享记事本
print(api.share("/997.txt"))

BaiduPCSError                             Traceback (most recent call last)
<ipython-input-11-66415abcf80d> in <module>()
      8 
      9 # 分享记事本
---> 10 print(api.share("/997.txt"))

1 frames
/usr/local/lib/python3.7/dist-packages/baidupcs_py/baidupcs/errors.py in check(*args, **kwargs)
    148 
    149         if err:
--> 150             raise err
    151         return info
    152 

BaiduPCSError: error_code: -6, message: 请重新登录