您可以直接使用Go库进行GMail API：

http://godoc.org/code.google.com/p/google- api-go-client / gmail / v1

You could use directly the Go library for GMail API:
http://godoc.org/code.google.com/p/google-api-go-client/gmail/v1

（你有更简单的图书馆，如 SlyMarbo / gmail 或 njern / gogmail ）

(You have even simpler libraries like SlyMarbo/gmail or njern/gogmail)