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  • django: db

    本讲演示简单使用 Django Admin 功能。

    一,修改 settings.py,添加 admin 应用:

    INSTALLED_APPS = (
        'django.contrib.auth',
        'django.contrib.contenttypes',
        'django.contrib.sessions',
        'django.contrib.sites',
        'django.contrib.messages',
        'django.contrib.staticfiles',
        'blog',
        # Uncomment the next line to enable the admin:
        'django.contrib.admin',
        # Uncomment the next line to enable admin documentation:
        # 'django.contrib.admindocs',
    )

    二,修改 urls.py,添加 /admin 映射:

    from django.conf.urls import patterns, include, url
    
    # Uncomment the next two lines to enable the admin:
    from django.contrib import admin
    admin.autodiscover()
    
    urlpatterns = patterns('',
        # Examples:
        # url(r'^$', 'csvt03.views.home', name='home'),
        # url(r'^csvt03/', include('csvt03.foo.urls')),
    
        # Uncomment the admin/doc line below to enable admin documentation:
        # url(r'^admin/doc/', include('django.contrib.admindocs.urls')),
    
        # Uncomment the next line to enable the admin:
        url(r'^admin/', include(admin.site.urls)),
        url(r'^index/$','blog.views.index'),
    )

    三,修改 blog/models.py 加入 User 数据表后同步数据库:

    from django.db import models
    
    class Employee(models.Model):
            name = models.CharField(max_length=20)  # map 'name' field to db
    
            def __unicode__(self):
                    return self.name
    
    class Entry(models.Model):
            name = models.CharField(max_length=20)
    
            def __unicode__(self):
                    return self.name
    
    class Blog(models.Model):
            name = models.CharField(max_length=20)
            entry = models.ForeignKey(Entry)                # Many-To-One Map: Blogs - Entry
    
            def __unicode__(self):
                    return self.name
    
    sex_choices = {
            ('F', 'Female'),
            ('M', 'Male')
    }
    
    class User(models.Model):
            name = models.CharField(max_length=20)
            sex = models.CharField(max_length=1, choices=sex_choices)
    [root@bogon csvt03]#  python manage.py syncdb
    Creating tables ...
    Creating table blog_user
    Creating table django_admin_log
    Installing custom SQL ...
    Installing indexes ...
    Installed 0 object(s) from 0 fixture(s)

    四,在 blog/ 下创建 admin.py,注册 User 表,以供 Django-Admin 对 User 表的管理:

    from django.contrib import admin
    from blog.models import User
    
    admin.site.register(User)

    五,打开开发服务器 python manage.py runserver 之后,在 http://127.0.0.1:8000/admin 中可以对用户及数据库进行方便管理。

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  • 原文地址:https://www.cnblogs.com/exclm/p/3364349.html
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