gistfile1.py

<div class="item-header">
            {% if post.exturl %}
                <h1>  
                    <a href="{{ post.exturl }}" title="Link zu {{ post.exturl }}" target="_blank">{{ post.title }}</a>
                </h1>
            {% else %}
                <h1>{{ post.title }}</h1>
            {% endif %}
            <h2>{{ post.date }}{% if post.tags %} <span>&raquo;</span> {% for tag in post.tags %}<a href="{{ get_url(tags[tag].url) }}">{{ tag }}</a>{% if not loop.last %}, {% endif %}{% endfor %}{% endif %}</h2>
        </div>