From 992fc9d6e124b910ff3d720e252ef9aad99b2a8b Mon Sep 17 00:00:00 2001
From: Yen Chi Hsuan <yan12125@gmail.com>
Date: Sun, 29 Nov 2015 12:58:29 +0800
Subject: [PATCH] [utils] Refactor handle_youtubedl_headers for future
 extension

---
 youtube_dl/utils.py | 11 ++++++-----
 1 file changed, 6 insertions(+), 5 deletions(-)

diff --git a/youtube_dl/utils.py b/youtube_dl/utils.py
index c43e9e3a1..d0606b4bc 100644
--- a/youtube_dl/utils.py
+++ b/youtube_dl/utils.py
@@ -664,12 +664,13 @@ def _create_http_connection(ydl_handler, http_class, is_https, *args, **kwargs):
 
 
 def handle_youtubedl_headers(headers):
-    if 'Youtubedl-no-compression' in headers:
-        filtered_headers = dict((k, v) for k, v in headers.items() if k.lower() != 'accept-encoding')
-        del filtered_headers['Youtubedl-no-compression']
-        return filtered_headers
+    filtered_headers = headers
 
-    return headers
+    if 'Youtubedl-no-compression' in filtered_headers:
+        filtered_headers = dict((k, v) for k, v in filtered_headers.items() if k.lower() != 'accept-encoding')
+        del filtered_headers['Youtubedl-no-compression']
+
+    return filtered_headers
 
 
 class YoutubeDLHandler(compat_urllib_request.HTTPHandler):