manyi/venv/Lib/site-packages/sekizai/test_templates/variables.html

{% load sekizai_tags %}

{% addtoblock blockname %}
file two
{% endaddtoblock %}

{% addtoblock "one" %}
file two
{% endaddtoblock %}

{% addtoblock blockname|upper %}
file one
{% endaddtoblock %}

{% render_block "ONE" %}
{% render_block blockname %}