As mentioned in the comments of the article, the auto-generated Go package the author used is not the only Google package. There's also https://godoc.org/cloud.

As mentioned in the comments of the article, the auto-generated Go package the author used is not the only Google package. There's also https://godoc.org/cloud.google.com/go/preview/logging https://godoc.org/cloud.google.com/go/preview/logging, although still experimental.