All the code uses now the urlopen method of YoutubeDL
@ -1236,6 +1236,3 @@ class YoutubeDL(object):
# (See https://github.com/rg3/youtube-dl/issues/1309 for details)
opener.addheaders = []
self._opener = opener
# TODO remove this global modification
compat_urllib_request.install_opener(opener)