宝塔备份数据库到七牛云

错误

From cffi callback :
Traceback (most recent call last):
  File "/usr/lib64/python2.7/site-packages/OpenSSL/SSL.py", line 309, in wrapper
    _lib.X509_up_ref(x509)
AttributeError: 'module' object has no attribute 'X509_up_ref'


解决

1. //卸载
2. pip uninstall pyOpenSSL cryptography
3. //安装
4. sudo pip install pyOpenSSL cryptography