tree ace6cbccf8fa03e0985a3ab62b1587e8e19ba16a
parent 8f38c9a8d074c1943ede6463d78b0d769331dd3e
author Dmitri Shuralyov <dmitshur@golang.org> 1588946100 -0400
committer Dmitri Shuralyov <dmitshur@golang.org> 1588953307 +0000

pic: document package

Effective Go¹ says every package should have a package comment,
and every exported name in a package should have a doc comment.

This package is mentioned in the Go tour. Let's set a good example.

¹ https://golang.org/doc/effective_go.html#commentary

Change-Id: Iac561c7530fc49d5ff17c51d925151ec8319ef24
Reviewed-on: https://go-review.googlesource.com/c/tour/+/232865
Run-TryBot: Dmitri Shuralyov <dmitshur@golang.org>
TryBot-Result: Gobot Gobot <gobot@golang.org>
Reviewed-by: Alexander Rakoczy <alex@golang.org>