`title={foo}` may not be at the end of the `href` string.
channel = mobj.group('chann')
title = mobj.group('title')
query = compat_urllib_parse.urlencode({'title': title})
- playlist_re = 'href="([^"]+?%s[^"]+?)"' % re.escape(query)
+ playlist_re = 'href="([^"]+?%s.*?)"' % re.escape(query)
channel_page = self._download_webpage('https://www.youtube.com/%s' % channel, title)
link = self._html_search_regex(playlist_re, channel_page, u'list')
url = compat_urlparse.urljoin('https://www.youtube.com/', link)