摘要: 当使用pip install或者pip install --upgrade报错 Can't roll back cryptography; was not uninstalled 可以进行以下的尝试: 之后再继续pip install 阅读全文
posted @ 2017-05-06 20:04 pcat 阅读(3549) 评论(0) 推荐(0) 编辑