安装python3在 hombrew遇到问题，osX系统

在home-brew出错了，如下：咋办？

Last login: Tue Mar  6 23:12:14 on ttys001
CaodeMacBook:~ CissyCao$ brew python3
==> Downloading https://homebrew.bintray.com/bottles-portable-ruby/portable-ruby-2.3.3.leopard_64.bottle.1.tar.gz
Already downloaded: /Users/CissyCao/Library/Caches/Homebrew/portable-ruby-2.3.3.leopard_64.bottle.1.tar.gz
Error: Checksum mismatch.
Expected: 34ce9e4c9c1be28db564d744165aa29291426f8a3d2ef806ba4f0b9175aedb2b
Actual: 9fc63ffb8b1bdbe545bb5ccd3bd3c4ca8ac6ac7330a9083b8ec80f7fe94edbb3
Archive: /Users/CissyCao/Library/Caches/Homebrew/portable-ruby-2.3.3.leopard_64.bottle.1.tar.gz
To retry an incomplete download, remove the file above.
Error: Failed to install vendor Ruby.
CaodeMacBook:~ CissyCao$ 

3 个解决方案

#1

自己定，代码中提示的移除文件试过了，在运行还是同样的提示

#2

命令应该是这样的
brew install python3

#3

http://pythonguidecn.readthedocs.io/zh/latest/starting/install3/osx.html