"Updating samples to reflect recent changes."

go/search_by_keyword.go

@@ -29,7 +29,7 @@ func main() {
 		log.Fatalf("Error creating new YouTube client: %v", err)
 	}
 
-	// Make the API call to YouTube
+	// Make the API call to YouTube.
 	call := service.Search.List("id,snippet").
 		Q(*query).
 		MaxResults(*maxResults)
@@ -38,11 +38,12 @@ func main() {
 		log.Fatalf("Error making search API call: %v", err)
 	}
 
+	// Group video, channel, and playlist results in separate lists.
 	videos := make(map[string]string)
 	channels := make(map[string]string)
 	playlists := make(map[string]string)
 
-	// Iterate through each item and add it to its respective list
+	// Iterate through each item and add it to the correct list.
 	for _, item := range response.Items {
 		switch item.Id.Kind {
 		case "youtube#video":
@@ -59,8 +60,10 @@ func main() {
 	printIDs("Playlists", playlists)
 }
 
-// Given a string section name and list, prints the section name
-// and IDs separated by commas
+// Print the ID and title of each result in a list as well as a name that
+// identifies the list. For example, print the word section name "Videos"
+// above a list of video search results, followed by the video ID and title
+// of each matching video.
 func printIDs(sectionName string, matches map[string]string) {
 	fmt.Printf("%v:\n", sectionName)
 	for id, title := range matches {