From 6e47b51eef26dbaa3634b73914e4ee7213ad38f7 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Jaime=20Marqui=CC=81nez=20Ferra=CC=81ndiz?=
 <jaime.marquinez.ferrandiz@gmail.com>
Date: Tue, 26 Nov 2013 19:09:14 +0100
Subject: [youtube:playlist] Remove the link with index 0

It's not the first video of the playlist, it appears in the 'Play all' button (see the test course for an example)
---
 youtube_dl/extractor/youtube.py | 8 +++++---
 1 file changed, 5 insertions(+), 3 deletions(-)

(limited to 'youtube_dl/extractor')

diff --git a/youtube_dl/extractor/youtube.py b/youtube_dl/extractor/youtube.py
index 1bf9cb7d4..4c43d5739 100644
--- a/youtube_dl/extractor/youtube.py
+++ b/youtube_dl/extractor/youtube.py
@@ -1528,7 +1528,7 @@ class YoutubePlaylistIE(YoutubeBaseInfoExtractor):
                      )"""
     _TEMPLATE_URL = 'https://www.youtube.com/playlist?list=%s&page=%s'
     _MORE_PAGES_INDICATOR = r'data-link-type="next"'
-    _VIDEO_RE = r'href="/watch\?v=([0-9A-Za-z_-]{11})&amp;'
+    _VIDEO_RE = r'href="/watch\?v=(?P<id>[0-9A-Za-z_-]{11})&amp;[^"]*?index=(?P<index>\d+)'
     IE_NAME = u'youtube:playlist'
 
     @classmethod
@@ -1562,8 +1562,10 @@ class YoutubePlaylistIE(YoutubeBaseInfoExtractor):
         for page_num in itertools.count(1):
             url = self._TEMPLATE_URL % (playlist_id, page_num)
             page = self._download_webpage(url, playlist_id, u'Downloading page #%s' % page_num)
-            # The ids are duplicated
-            new_ids = orderedSet(re.findall(self._VIDEO_RE, page))
+            matches = re.finditer(self._VIDEO_RE, page)
+            # We remove the duplicates and the link with index 0
+            # (it's not the first video of the playlist)
+            new_ids = orderedSet(m.group('id') for m in matches if m.group('index') != '0')
             ids.extend(new_ids)
 
             if re.search(self._MORE_PAGES_INDICATOR, page) is None:
-- 
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