Jinja2 macros for TW Bootstrap, updated to work with 2.3.

forms.html

<!-- https://gist.github.com/abulte/5264753 -->

{%- macro form_field_label(field) -%}
    <label class="control-label" for="{{ field.id }}">{{ field.label.text }}
    {%- if field.flags.required -%}
        <abbr title="Required"> *</abbr>
    {%- endif %}</label>
{% endmacro %}

{%- macro form_field_help(help) -%}
    <p class="help-block">{{ help }}</p>
{%- endmacro -%}

{%- macro form_field_errors(field) -%}
    {% if field.errors %}
    <div>
        {%- for error in field.errors -%}
        <span class="label label-important">{{ error }}</span>
        {%- endfor -%}
    </div>
    {% endif %}
{%- endmacro -%}

{%- macro action_buttons(submit_title="Save changes", 
                         cancel_title="Cancel", 
                         submit_class="btn-primary") -%}
<div class="form-actions">
    <input type="submit" class="btn {{submit_class}}" value="{{submit_title}}">
    <button type="reset" class="btn">{{cancel_title}}</button>
</div>
{%- endmacro -%}

{%- macro form_field(field, class='', help=None) -%}
    {% if field.type == 'HiddenField' %}
        {{ field() }}
    {% else %}
        <div class="control-group {% if field.errors %}error{% endif %}">
            {% if field.type != 'BooleanField' %}
            {{ form_field_label(field) }}
            {% endif %}
            <div class="controls">
                {% if field.type == 'RadioField' %}
                <label class="radio">
                    {{ field(class=class, **kwargs) }}
                </label>
                {% elif field.type == 'BooleanField' %}
                <label class="checkbox">
                    {{ field(class=class, **kwargs) }} {{ field.label.text }}
                </label>
                {% else %}
                {{ field(class=class, **kwargs) }}
                {% endif %}
                {{ form_field_errors(field) }}
                {% if help %}
                    {{ form_field_help(help) }}
                {% endif %}
            </div>
        </div>
    {% endif %} 
{%- endmacro -%}

{%- macro form_fields(fields, class=None, legend=None) -%}
    <fieldset {% if class %}class="{{class}}"{% endif %}>
        {% if legend %}
            <legend>{{legend}}</legend>
        {% endif %}
    {% for field in fields %}
        {{ form_field(field) }}
    {% endfor %}
  </fieldset>
{%- endmacro -%}