Add language and version switcher placeholders

python_docs_theme/layout.html

@@ -9,6 +9,31 @@
     {% endif %}
 {% endblock %}
 
+{%- macro relbar() %}
+{# modified from sphinx/themes/basic/layout.html #}
+    <div class="related" role="navigation" aria-label="related navigation">
+      <h3>{{ _('Navigation') }}</h3>
+      <ul>
+        {%- for rellink in rellinks %}
+        <li class="right" {% if loop.first %}style="margin-right: 10px"{% endif %}>
+          <a href="{{ pathto(rellink[0])|e }}" title="{{ rellink[1]|striptags|e }}"
+             {{ accesskey(rellink[2]) }}>{{ rellink[3] }}</a>
+          {%- if not loop.first %}{{ reldelim2 }}{% endif %}</li>
+        {%- endfor %}
+        {%- block rootrellink %}
+        <li class="nav-item nav-item-0"><a href="{{ pathto(master_doc)|e }}">{{ shorttitle|e }}</a>{{ reldelim1 }}</li>
+        {%- endblock %}
+        <div class="language_switcher_placeholder"></div>
+        <div class="version_switcher_placeholder"></div>
+        {%- for parent in parents %}
+          <li class="nav-item nav-item-{{ loop.index }}"><a href="{{ parent.link|e }}" {% if loop.last %}{{ accesskey("U") }}{% endif %}>{{ parent.title }}</a>{{ reldelim1 }}</li>
+        {%- endfor %}
+        <li class="nav-item nav-item-this"><a href="{{ link|e }}">{{ title }}</a></li>
+        {%- block relbaritems %} {% endblock %}
+      </ul>
+    </div>
+{%- endmacro %}
+
 {%- macro searchbox() %}
 {# modified from sphinx/themes/basic/searchbox.html #}
     {%- if builder != "htmlhelp" %}