testbed/matplotlib__matplotlib/doc/_templates/pagesource.html

{%- if show_source and has_source and sourcename %}
  <div id="sidebar-pagesource" role="note" aria-label="source link"
    style="margin-top: 1.5em; padding-top: 0.1em; border-top: 1px solid #86989b">
  <a href="{{ pathto('_sources/' + sourcename, true)|e }}"
     style="color: #c0c0c0" rel="nofollow">{{ _('Show Page Source') }}</a>
  </div>
{%- endif %}