Django year month day

[hito koto]

Hello,  

this time i have this the erroes: Please help me;

Exception Type: NoReverseMatch  Exception Value: 

Reverse for 'article.views.month year month 'prev'' with arguments '()' and 
keyword arguments '{}' not found. 0 pattern(s) tried: []




 this is my the urls.py;

url(r"^month/(?P<year>\d+)/(?P<month>\d+)/(prev|next)/$", 
"article.views.month"),
url(r"^month/(?P<year>\d+)/(?P<month>\d+)/$", "article.views.month"),
url(r"^month/$", "article.views.month"),

and this is my the template html:

<a href= "{% url "article.views.month year month 'prev'" %}">&lt;&lt; 
Prev</a>
<a href= "{% url "article.views.month year month 'next'" %}">Next 
&gt;&gt;</a>

<h4>{{ mname }} {{ year }}</h4>

<div class="month">
    <table>

    <tr>
        <td class="empty">Mon</td>
        <td class="empty">Tue</td>
        <td class="empty">Wed</td>
        <td class="empty">Thu</td>
        <td class="empty">Fri</td>
        <td class="empty">Sat</td>
        <td class="empty">Sun</td>
    </tr>

    {% for week in month_days %}
        <tr>
        {% for day, entries, current in week %}

            <!-- TD style: empty | day | current; onClick handler and 
highlight  -->
            <td class= {% if day == 0 %}"empty"{% endif %}
            {% if day != 0 and not current %}"day"{% endif %}
            {% if day != 0 and current %}"current"{% endif %}
            {% if day != 0 %}
                onClick="parent.location='{% url cal.views.day year month 
day %}'"
                onMouseOver="this.bgColor='#eeeeee';"
                onMouseOut="this.bgColor='white';"
            {% endif %} >

            <!-- Day number and entry snippets -->
            {% if day != 0 %}
                {{ day }}
                {% for entry in entries %}
                    <br />
                    <b>{{ entry.creator }}</b>: {{ entry.short|safe }}
                {% endfor %}
            {% endif %}
            </td>
        {% endfor %}
        </tr>
    {% endfor %}
    </table>

    <div class="clear"></div>
</div>

-- 
You received this message because you are subscribed to the Google Groups 
"Django users" group.
To unsubscribe from this group and stop receiving emails from it, send an email 
to django-users+unsubscr...@googlegroups.com.
To post to this group, send email to django-users@googlegroups.com.
Visit this group at http://groups.google.com/group/django-users.
To view this discussion on the web visit 
https://groups.google.com/d/msgid/django-users/18d3c55c-3e15-47b2-b1a1-46f756713dbb%40googlegroups.com.
For more options, visit https://groups.google.com/d/optout.