ubuntu下python3.4+django创建网站

from todo.models import *
from django.contrib import admin

import datetime

# Create your models here.
class List(models.Model):
name = models.CharField(max_length = 60)
slug = models.SlugField(max_length = 60,editable = False)
#group  =models.ForeignKey(Group)

def __unicode__(self):
return self.name

class Meta:
ordering = ["name"]
verbose_name_plural ="Lists"

#Prevents (at the db level) creation of two lists with the same name in the same group
class Item(models.Model):
title = models.CharField(max_length = 150)
list = models.ForeignKey(List)
created_date = models.DateField(auto_now = True,auto_now_add = True)
due_date = models.DateField(blank = True,null = True)
completed = models.BooleanField()
completed_date = models.DateField(blank =True,null = True)
#creted_by = models.ForeignKey(User,related_name = 'todo_created_by')
#assigned_to = models.ForeignKey(User,related_name = 'todo_assigned_to')
note = models.TextField(blank = True,null = True)
priority = models.PositiveIntegerField(max_length = 5)

def __unicode__(self):
return self.title
class Meta:
ordering = ["priority"]

class Comment(models.Model):
"""Not using Django's build-in comment because we wang=t to be able to save a comment and change task details at the same time ,Roling our own since it's easy ."""
#author = models.ForeignKey(User)
task = models.ForeignKey(Item)
date = models.DateTimeField(default = datetime.datetime.now)
body = models.TextField(blank =True)

def __unicode__(self):
return '%s-%s' %(self.author,self.date,)