From 1836a55550e193fdfd61a9b27ee09d79bb5ad30a Mon Sep 17 00:00:00 2001
From: Maksym Pavlenko <pavlenko.maksym@gmail.com>
Date: Tue, 22 Aug 2017 09:34:00 -0700
Subject: [PATCH] Better audio sorting in ytdl

---
 ytdl/ytdl.py | 5 ++++-
 1 file changed, 4 insertions(+), 1 deletion(-)

diff --git a/ytdl/ytdl.py b/ytdl/ytdl.py
index c6b8d9d..9808221 100644
--- a/ytdl/ytdl.py
+++ b/ytdl/ytdl.py
@@ -94,7 +94,10 @@ def _choose_url(info, quality):
 
     # Sort list by field (width for videos, file size for audio)
     sort_field = 'width' if is_video else 'filesize'
-    ordered = sorted(fmt_list, key=lambda x: x[sort_field] or x['format_id'], reverse=True)
+    # Sometime 'filesize' field can be None
+    if not all(x[sort_field] is not None for x in fmt_list):
+        sort_field = 'format_id'
+    ordered = sorted(fmt_list, key=lambda x: x[sort_field], reverse=True)
 
     # Choose an item depending on quality, better at the beginning
     is_high_quality = quality == 'videohigh' or quality == 'audiohigh'