pelican-papyrus/templates/translations.html

{% macro translations_for(article) %}
  {% if article.translations %}
  <span class="translations-footer pr-1">
  {% trans %}Translations{% endtrans %}:
  </span>
    {% for translation in article.translations %}
      <a href="{{ SITEURL }}/{{ translation.url }}" hreflang="{{ translation.lang }}">{{ translation.lang }}</a>
  {% endfor %}
  {% endif %}
{% endmacro %}

{% macro entry_hreflang(entry) %}
  {% if entry.translations %}
    {% for translation in entry.translations %}
      <link rel="alternate" hreflang="{{ translation.lang }}" href="{{ SITEURL }}/{{ translation.url }}">
    {% endfor %}
  {% endif %}
{% endmacro %}