conda install 软件时出现如下错误信息： Preparing transaction: done ；Verifying transaction: done

在conda install安装时出现以下错误：

Preparing transaction: done
Verifying transaction: failed

EnvironmentNotWritableError: The current user does not have write permissions to the target environment.
  environment location: /usr/local/anaconda3
  uid: 1012
  gid: 1012

解决方法：通过source activate py2切换到python2.7

原文链接：https://blog.csdn.net/qq_36380180/article/details/102600259