pelican-red/templates/categories.html

{% extends 'base.html' %}
{% block title %}{{ super() }} - Categories{% endblock %}  
{% block content %}
<h1>Categories</h1>
<ul class='no-bullet'>  
{% for cat, articles in categories %}
<li><a href="{{ SITEURL }}/{{ cat.url }}">{{ cat.name|title }}</a> - 
{{ articles|length }}{% if articles|length == 1 %} article {% else %} articles{% endif %}</li>
{% endfor %}
</ul>
{% endblock %}