Let youtube IE handle IDs starting with PL (Closes #572)

test/test_utils.py

@@ -1,3 +1,5 @@
+#!/usr/bin/env python
+
 # Various small unit tests
 
 import sys

test/test_youtube_playlist_ids.py

@@ -0,0 +1,22 @@
+#!/usr/bin/env python
+
+import sys
+import unittest
+
+# Allow direct execution
+import os
+sys.path.append(os.path.dirname(os.path.dirname(os.path.abspath(__file__))))
+
+from youtube_dl.InfoExtractors import YoutubeIE, YoutubePlaylistIE
+
+class TestYoutubePlaylistMatching(unittest.TestCase):
+    def test_playlist_matching(self):
+        assert YoutubePlaylistIE().suitable(u'ECUl4u3cNGP61MdtwGTqZA0MreSaDybji8')
+        assert YoutubePlaylistIE().suitable(u'PL63F0C78739B09958')
+        assert not YoutubePlaylistIE().suitable(u'PLtS2H6bU1M')
+
+    def test_youtube_matching(self):
+        assert YoutubeIE().suitable(u'PLtS2H6bU1M')
+
+if __name__ == '__main__':
+    unittest.main()

youtube_dl/InfoExtractors.py

@@ -1671,7 +1671,7 @@ class YahooSearchIE(InfoExtractor):
 class YoutubePlaylistIE(InfoExtractor):
     """Information Extractor for YouTube playlists."""
 
-    _VALID_URL = r'(?:(?:https?://)?(?:\w+\.)?youtube\.com/(?:(?:course|view_play_list|my_playlists|artist|playlist)\?.*?(p|a|list)=|user/.*?/user/|p/|user/.*?#[pg]/c/)(?:PL|EC)?|PL|EC)([0-9A-Za-z-_]+)(?:/.*?/([0-9A-Za-z_-]+))?.*'
+    _VALID_URL = r'(?:(?:https?://)?(?:\w+\.)?youtube\.com/(?:(?:course|view_play_list|my_playlists|artist|playlist)\?.*?(p|a|list)=|user/.*?/user/|p/|user/.*?#[pg]/c/)(?:PL|EC)?|PL|EC)([0-9A-Za-z-_]{10,})(?:/.*?/([0-9A-Za-z_-]+))?.*'
     _TEMPLATE_URL = 'http://www.youtube.com/%s?%s=%s&page=%s&gl=US&hl=en'
     _VIDEO_INDICATOR_TEMPLATE = r'/watch\?v=(.+?)&([^&"]+&)*list=.*?%s'
     _MORE_PAGES_INDICATOR = r'yt-uix-pager-next'