文章时间：2020年6月21日 15:14:33
解决问题：pip各类的操作的解决方法

# 报错请输入部分关键词检索

报错一

ERROR: cryptography 2.9.2 has requirement cffi!=1.11.3,>=1.8, but you'll have cffi 1.6.0 which is incompatible.

解决方法：

pip install PyCrypto

pip install paramiko

报错二

ERROR: Cannot uninstall 'requests'. It is a distutils installed project and thus we cannot accurately determine which files belong to it which would lead to only a partial uninstall.

解决方法：

pip install --ignore-installed requests