{% for section, _ in sections.items() %}
{% set underline = underlines[0] %}{% if section %}{{section}}
{{ underline * section|length }}{% set underline = underlines[1] %}

{% endif %}

{% if sections[section] %}
{% for category, val in definitions.items() if category in sections[section]%}
{{ definitions[category]['name'] }}
{{ underline * definitions[category]['name']|length }}

{% if definitions[category]['showcontent'] %}
{% for text, values in sections[section][category].items() %}
- {{ text }}
  {{ values|join(',\n  ') }}
{% endfor %}

{% else %}
- {{ sections[section][category]['']|join(', ') }}

{% endif %}
{% if sections[section][category]|length == 0 %}
No significant changes.

{% else %}
{% endif %}

{% endfor %}
{% else %}
No significant changes.


{% endif %}
{% endfor %}
----

{{ versiondata.version }} ({{ versiondata.date }})
{{ top_underline * ((versiondata.version + versiondata.date)|length + 3)}}
{% for section, _ in sections.items() %}
{% set underline = underlines[0] %}{% if section %}{{section}}
{{ underline * section|length }}{% set underline = underlines[1] %}

{% endif %}

{% if sections[section] %}
{% for category, val in definitions.items() if category in sections[section]%}
{{ definitions[category]['name'] }}
{{ underline * definitions[category]['name']|length }}

{% if definitions[category]['showcontent'] %}
{% for text, values in sections[section][category].items() %}
- {{ text }}
  {{ values|join(',\n  ') }}
{% endfor %}

{% else %}
- {{ sections[section][category]['']|join(', ') }}

{% endif %}
{% if sections[section][category]|length == 0 %}
No significant changes.

{% else %}
{% endif %}

{% endfor %}
{% else %}
No significant changes.


{% endif %}
{% endfor %}
----

Fix changelog template for towncrier 21.3.0
Fix changelog template for towncrier 21.3.0

See https://github.com/twisted/towncrier/issues/340
