packageclientimport("io""net/url""golang.org/x/net/context")// ImageSave retrieves one or more images from the docker host as an io.ReadCloser.// It's up to the caller to store the images and close the stream.func(cli*Client)ImageSave(ctxcontext.Context,imageIDs[]string)(io.ReadCloser,error){query:=url.Values{"names":imageIDs,}resp,err:=cli.get(ctx,"/images/get",query,nil)iferr!=nil{returnnil,err}returnresp.body,nil}