From: Sergey M․ <dstftw@gmail.com>
Date: Fri, 6 May 2016 16:07:30 +0000 (+0600)
Subject: [utils] Allow empty attribute values in get_element_by_attribute (Closes #9415)
X-Git-Url: https://git.cielonegro.org/gitweb.cgi?a=commitdiff_plain;h=abc97b5eda4ed4b36cec29e9966eb1bb7bcd97ce;p=youtube-dl.git

[utils] Allow empty attribute values in get_element_by_attribute (Closes #9415)
---

diff --git a/youtube_dl/utils.py b/youtube_dl/utils.py
index a5922b2b5..6e4573784 100644
--- a/youtube_dl/utils.py
+++ b/youtube_dl/utils.py
@@ -256,9 +256,9 @@ def get_element_by_attribute(attribute, value, html):
 
     m = re.search(r'''(?xs)
         <([a-zA-Z0-9:._-]+)
-         (?:\s+[a-zA-Z0-9:._-]+(?:=[a-zA-Z0-9:._-]+|="[^"]+"|='[^']+'))*?
+         (?:\s+[a-zA-Z0-9:._-]+(?:=[a-zA-Z0-9:._-]*|="[^"]*"|='[^']*'))*?
          \s+%s=['"]?%s['"]?
-         (?:\s+[a-zA-Z0-9:._-]+(?:=[a-zA-Z0-9:._-]+|="[^"]+"|='[^']+'))*?
+         (?:\s+[a-zA-Z0-9:._-]+(?:=[a-zA-Z0-9:._-]*|="[^"]*"|='[^']*'))*?
         \s*>
         (?P<content>.*?)
         </\1>