From 046d943148e82c4f2a9a164b6bfceb8c7dda2608 Mon Sep 17 00:00:00 2001
From: Malcolm Tredinnick <malcolm.tredinnick@gmail.com>
Date: Sun, 3 Feb 2008 01:24:40 +0000
Subject: [PATCH] Fixed #6495 -- Fixed debug traceback HTML output in the rare
 case when there is no source line to display. Thanks, Bastian Kleineidam.

git-svn-id: http://code.djangoproject.com/svn/django/trunk@7057 bcc190cf-cafb-0310-a4f2-bffc1f526a37
---
 django/views/debug.py | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/django/views/debug.py b/django/views/debug.py
index e3be2a7dcd..5f6f17d016 100644
--- a/django/views/debug.py
+++ b/django/views/debug.py
@@ -431,11 +431,11 @@ TECHNICAL_500_TEMPLATE = """
           {% if frame.context_line %}
             <div class="context" id="c{{ frame.id }}">
               {% if frame.pre_context %}
-                <ol start="{{ frame.pre_context_lineno }}" class="pre-context" id="pre{{ frame.id }}">{% for line in frame.pre_context %}<li onclick="toggle('pre{{ frame.id }}', 'post{{ frame.id }}')">{{ line|escape }}</li>{% endfor %}</ol>
+                <ol start="{{ frame.pre_context_lineno }}" class="pre-context" id="pre{{ frame.id }}">{% for line in frame.pre_context %}{% if line %}<li onclick="toggle('pre{{ frame.id }}', 'post{{ frame.id }}')">{{ line|escape }}</li>{% endif %}{% endfor %}</ol>
               {% endif %}
               <ol start="{{ frame.lineno }}" class="context-line"><li onclick="toggle('pre{{ frame.id }}', 'post{{ frame.id }}')">{{ frame.context_line|escape }} <span>...</span></li></ol>
               {% if frame.post_context %}
-                <ol start='{{ frame.lineno|add:"1" }}' class="post-context" id="post{{ frame.id }}">{% for line in frame.post_context %}<li onclick="toggle('pre{{ frame.id }}', 'post{{ frame.id }}')">{{ line|escape }}</li>{% endfor %}</ol>
+                <ol start='{{ frame.lineno|add:"1" }}' class="post-context" id="post{{ frame.id }}">{% for line in frame.post_context %}{% if line %}<li onclick="toggle('pre{{ frame.id }}', 'post{{ frame.id }}')">{{ line|escape }}</li>{% endif %}{% endfor %}</ol>
               {% endif %}
             </div>
           {% endif %}