如何使用golang的“压缩/gzip”包来gzip文件?

I'm new to golang, and can't figure out how to use golang's "compress/gzip" package to my advantage. Basically, I just want to write something to a file, gzip it and read it directly from the zipped format through another script. I would really appreciate if someone could give me an example on how to do this.I'm new to golang, and can't figure out how to