RVM 用于管理 Ruby 版本的工具，类似pyenv 官网： https://
Golang test error: macro expansion producing ‘defined’ has undefined behavior [-Werror,-Wexpansion-to-defined]
![Golang test error: macro expansion producing ‘defined’ has undefined behavior [-Werror,-Wexpansion-to-defined]](https://xiyoufang.oss-cn-hangzhou.aliyuncs.com/2021/01/image-2.png?x-oss-process=image/resize,m_fill,w_750,h_218 "Golang test error: macro expansion producing ‘defined’ has undefined behavior [-Werror,-Wexpansion-to-defined]")
今天用Go语言开发过程中，执行测试用例发现如下错误： go test -v ./
Python SSLError(“Can’t connect to HTTPS URL because the SSL module is not available.”,)
Mac 升级 openssl 后，Python可能就会出现这个错误；原因是升级o