From 5616caf852424df8dd3c978043b970988a8b8901 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Sergey=20M=E2=80=A4?= <dstftw@gmail.com>
Date: Sat, 3 Mar 2018 01:47:09 +0700
Subject: [PATCH] [npo] Fix typo

---
 youtube_dl/extractor/npo.py | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/youtube_dl/extractor/npo.py b/youtube_dl/extractor/npo.py
index eafce4b84a..ff21533874 100644
--- a/youtube_dl/extractor/npo.py
+++ b/youtube_dl/extractor/npo.py
@@ -233,7 +233,7 @@ def add_format_url(format_url):
                     quality = quality_from_format_id(format_id)
                     f_id = format_id
                 else:
-                    quality, f_id = None
+                    quality, f_id = [None] * 2
                 formats.append({
                     'url': format_url,
                     'format_id': f_id,