Merge pull request #11766 from peggyl/11596-api-commands-godoc

Add godoc-style docstrings to Cmd... methods
Upstream-commit: 708ed9d87a5938e03abc019818ca2b42e2995482
Component: engine

components/engine/api/client/ps.go

@@ -18,6 +18,9 @@ import (
 	"github.com/docker/docker/utils"
 )
 
+// CmdPs outputs a list of Docker containers.
+//
+// Usage: docker ps [OPTIONS]
 func (cli *DockerCli) CmdPs(args ...string) error {
 	var (
 		err error