+ play_json_req = compat_urllib_request.Request(
+ 'http://api.letv.com/mms/out/video/playJson?' + compat_urllib_parse.urlencode(params)
+ )
+ cn_verification_proxy = self._downloader.params.get('cn_verification_proxy')
+ if cn_verification_proxy:
+ play_json_req.add_header('Ytdl-request-proxy', cn_verification_proxy)
+