在django模板中呈现具有打开/关闭可能性的MPTT结构

from django.db import models
from mptt.models import MPTTModel, TreeForeignKey

class Category(MPTTModel):
    name = models.CharField(max_length=100)
    parent = TreeForeignKey('self', on_delete=models.CASCADE, null=True, blank=True, related_name='children')

    class MPTTMeta:
        order_insertion_by = ['name']

from django.contrib import admin
from mptt.admin import MPTTModelAdmin
from .models import Category

admin.site.register(Category, MPTTModelAdmin)

{% load mptt_tags %}

<ul class="tree">
    {% recursetree nodes %}
        <li>
            {{ node.name }}
            {% if not node.is_leaf_node %}
                <a href="#" class="toggle">Toggle</a>
                <ul class="children">
                    {{ children }}
                </ul>
            {% endif %}
        </li>
    {% endrecursetree %}
</ul>