forms.py 文件源码

def _get_wrap(self, node, classes='form-group'):
        # add required class, which strictly speaking isn't bootstrap, but
        # a common enough customization
        if node.flags.required:
            classes += ' required'

        div = tags.div(_class=classes)
        if current_app.debug:
            div.add(tags.comment(' Field: {} ({}) '.format(
                node.name, node.__class__.__name__)))

        return div