sphinx_nervproject_theme/sphinx_nervproject_theme/languages.html

{% if ablog and ablog.language %}
  <p class="caption"><span class="caption-text"><a href="{{ pathto(ablog.language.path) }}">{{ gettext('Languages') }}</a></span></p>
  <ul class="current">
  {% for coll in ablog.language %}
    {% if coll %}
    <li class="toctree-l1"><a href="{{ pathto(coll.docname) }}">{{ coll }} ({{ coll|length }})</a></li>
    {% endif %}
  {% endfor %}
  </ul>
{% endif %}