Get a list of videos from a playlist

youtube_api.py

@@ -33,4 +33,16 @@ class YouTubeAPI(object):
     privacy = status['privacyStatus']
     return title, date, channel, channelId, description, tags, privacy
 
-  
+  def getPlaylist(self, id, pageToken=''):
+    if(pageToken):
+      pageToken = '&pageToken={}'.format(pageToken)
+    return self.getRequest('playlistItems?part=snippet&maxResults=50&playlistId={}{}'.format(id,
+                                                                                             pageToken))
+
+  def getPlaylistVideos(self, id):
+    playlist = self.getPlaylist(id)
+    items = playlist['items']
+    while 'nextPageToken' in playlist:
+      playlist = self.getPlaylist(id, playlist['nextPageToken'])
+      items.extend(playlist['items'])
+    return items

yt-unlist-saver.py

@@ -3,15 +3,19 @@
 from youtube_api import YouTubeAPI
 import sys
 
-# Read YouTube API Key
+# Read YouTube API Key.
 def getYouTubeAPIKey():
   return open('youtube.key', 'r').read()
 
+# Print out information about a video.
+def printVideoInfo(info):
+  title, date, channel, channelId, description, tags, privacy = info
+  print('Title: ' + title)
+  print('Date: ' + date)
+  print('Channel: {} ({})'.format(channel, channelId) )
+  print('Description: ' + description)
+  print('Tags: ', tags)
+  print('Privacy: ' + privacy)  
+
 api = YouTubeAPI(getYouTubeAPIKey())
-title, date, channel, channelId, description, tags, privacy = api.getVideoInfo(sys.argv[1])
-print('Title: ' + title)
-print('Date: ' + date)
-print('Channel: {} ({})'.format(channel, channelId) )
-print('Description: ' + description)
-print('Tags: ', tags)
-print('Privacy: ' + privacy)
+print(len(api.getPlaylistVideos(sys.argv[1])))