From fdae2358581be6f80ac5fd20b1062e87a8797f46 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Sergey=20M=E2=80=A4?= <dstftw@gmail.com>
Date: Sun, 20 Dec 2015 05:26:47 +0600
Subject: [PATCH] [utils] Add error_to_str

---
 youtube_dl/utils.py | 9 +++++++++
 1 file changed, 9 insertions(+)

diff --git a/youtube_dl/utils.py b/youtube_dl/utils.py
index 5b396ede8d..6d31197606 100644
--- a/youtube_dl/utils.py
+++ b/youtube_dl/utils.py
@@ -1806,6 +1806,15 @@ def args_to_str(args):
     return ' '.join(shlex_quote(a) for a in args)
 
 
+def error_to_str(err):
+    err_str = str(err)
+    # On python 2 error byte string must be decoded with proper
+    # encoding rather than ascii
+    if sys.version_info[0] < 3:
+        err_str = err_str.decode(preferredencoding())
+    return err_str
+
+
 def mimetype2ext(mt):
     _, _, res = mt.rpartition('/')