models.py

gistfile1.py

from django.contrib import admin

__author__ = 'cingusoft'
from django.db import models

class Theme(models.Model):
    name = models.CharField(max_length=125)
    is_default = models.BooleanField(default=False)
    created = models.DateTimeField(auto_now_add=True)
    modified = models.DateTimeField(auto_now=True)

class ThemeAdmin(admin.ModelAdmin):
    date_hierarchy = 'created'
    list_display = ('name', 'is_default','created')

admin.site.register(Theme,ThemeAdmin)