14.admin后台系统

1. 配置

INSTALLED_APPS = [
    'django.contrib.admin',
]

LANGUAGE_CODE = 'zh-hans'

TIME_ZONE = 'Asia/Shanghai'

urlpatterns = [
    path('admin/', admin.site.urls),
]

2. 数据库迁移

3. 访问 127.0.0.1:8000/admin

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4. 创建用户

manage.py@text > createsuperuser

5. 登陆

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6. 注册

在app下的admin.py

from django.contrib import admin

from .models import Student,StudentDetail

admin.site.register(Student)
admin.site.register(StudentDetail)

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7. 优化

from django.contrib import admin
from .models import Student,StudentDetail


class StudentAdmin(admin.ModelAdmin):
    #-----------------学生列表页的设置
    # 展示字段
    list_display = ['id','name','sex','age']
    # 通过某个字段跳转到单个学生界面
    list_display_links = ['name','id']
    # 自定义搜索
    search_fields = ['name','id']
    # 过滤器（以性别过滤）
    list_filter = ['sex']
    # 每页显示多少个
    list_per_page = 3


    #-----------------学生详情页的设置
    # 允许修改字段
    # fields = ['name','qq']
    # 分组(fields 与 fieldsets 只能存在一个)
    fieldsets = [
        (None,{'fields':['name']}),
        ('详细信息',{'fields':['age','sex']}),
        ('设置',{'fields':['is_delete']}),
    ]


admin.site.register(Student,StudentAdmin)

``
![image.png](https://upload-images.jianshu.io/upload_images/14920577-b8d09adc263204c1.png?imageMogr2/auto-orient/strip%7CimageView2/2/w/1240)
![image.png](https://upload-images.jianshu.io/upload_images/14920577-61f5c66f49eec6bc.png?imageMogr2/auto-orient/strip%7CimageView2/2/w/1240)