From 699fe60e5072eeffebfb2f3b9b85cefe6dd1b7bc Mon Sep 17 00:00:00 2001
From: Adam Tauber <asciimoo@gmail.com>
Date: Thu, 22 Jan 2015 17:43:45 +0100
Subject: [PATCH] [fix] handle single closing element in HTMLTextExtractor

---
 searx/utils.py | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/searx/utils.py b/searx/utils.py
index 89128d506..f15f8a4bc 100644
--- a/searx/utils.py
+++ b/searx/utils.py
@@ -82,8 +82,12 @@ class HTMLTextExtractor(HTMLParser):
         self.tags.append(tag)
 
     def handle_endtag(self, tag):
+        if not self.tags:
+            return
+
         if tag != self.tags[-1]:
             raise Exception("invalid html")
+
         self.tags.pop()
 
     def is_valid_tag(self):