From 0fe2ff78e68ec03d56bf3d9434eb612ffb683977 Mon Sep 17 00:00:00 2001
From: Yen Chi Hsuan <yan12125@gmail.com>
Date: Mon, 4 May 2015 21:53:05 +0800
Subject: [NBC] Enhance embedURL extraction (closes #2549)

---
 youtube_dl/utils.py | 8 ++++++++
 1 file changed, 8 insertions(+)

(limited to 'youtube_dl/utils.py')

diff --git a/youtube_dl/utils.py b/youtube_dl/utils.py
index a5a5c317e..1013f7c18 100644
--- a/youtube_dl/utils.py
+++ b/youtube_dl/utils.py
@@ -1486,6 +1486,14 @@ def uppercase_escape(s):
         s)
 
 
+def lowercase_escape(s):
+    unicode_escape = codecs.getdecoder('unicode_escape')
+    return re.sub(
+        r'\\u[0-9a-fA-F]{4}',
+        lambda m: unicode_escape(m.group(0))[0],
+        s)
+
+
 def escape_rfc3986(s):
     """Escape non-ASCII characters as suggested by RFC 3986"""
     if sys.version_info < (3, 0) and isinstance(s, compat_str):
-- 
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