Traceback (most recent call last):
File "manage.py", line 23, in
main()
File "manage.py", line 19, in main
execute_from_command_line(sys.argv)
File "D:\codeProgram\python3.7\lib\site-packages\django\core\management__init__.py", line 381, in execute_from_command_line
utility.execute()
File "D:\codeProgram\python3.7\lib\site-packages\django\core\management__init__.py", line 357, in execute
django.setup()
File "D:\codeProgram\python3.7\lib\site-packages\django__init__.py", line 24, in setup
apps.populate(settings.INSTALLED_APPS)
File "D:\codeProgram\python3.7\lib\site-packages\django\apps\registry.py", line 114, in populate
app_config.import_models()
File "D:\codeProgram\python3.7\lib\site-packages\django\apps\config.py", line 211, in import_models
self.models_module = import_module(models_module_name)
File "D:\codeProgram\python3.7\lib\importlib__init__.py", line 127, in import_module
return bootstrap._gcd_import(name[level:], package, level)
File "", line 1006, in _gcd_import
File "", line 983, in _find_and_load
File "", line 967, in _find_and_load_unlocked
File "", line 677, in _load_unlocked
File "", line 728, in exec_module
File "", line 219, in _call_with_frames_removed
File "D:\codeStudy\django企业开发实战\typeidea\typeidea\blog\models.py", line 8, in
class Category(models.Model):
File "D:\codeStudy\django企业开发实战\typeidea\typeidea\blog\models.py", line 20, in Category
owner = models.ForeignKey(User, verbose_name="作者")
TypeError: __init_() missing 1 required positional argument: 'on_delete'
# -*- coding: utf-8 -*-
from __future__ import unicode_literals
from django.contrib.auth.models import User
from django.db import models
class Category(models.Model):
STATUS_NORMAL = 1
STATUS_DELETE = 0
STATUS_ITEMS = (
(STATUS_NORMAL, '正常'),
(STATUS_DELETE, '删除'),
)
name = models.CharField(max_length=50, verbose_name="名称")
status = models.PositiveIntegerField(
default=STATUS_NORMAL, choices=STATUS_ITEMS, verbose_name="状态")
is_nav = models.BooleanField(default=False, verbose_name="是否为导航")
owner = models.ForeignKey(User, verbose_name="作者")
created_time = models.DateTimeField(auto_now_add=True, verbose_name="创建时间")
class Meta:
verbose_name = verbose_name_plural = '分类'
class Tag(models.Model):
STATUS_NORMAL = 1
STATUS_DELETE = 0
STATUS_ITEMS = (
(STATUS_NORMAL, '正常'),
(STATUS_DELETE, '删除'),
)
name = models.CharField(max_length=10, verbose_name="名称")
status = models.PositiveIntegerField(
default=STATUS_NORMAL, choices=STATUS_ITEMS, verbose_name="状态")
owner = models.ForeignKey(User, verbose_name="作者")
created_time = models.DateTimeField(auto_now_add=True, verbose_name="创建时间")
class Meta:
verbose_name = verbose_name_plural = '标签'
class Post(models.Model):
STATUS_NORMAL = 1
STATUS_DELETE = 0
STATUS_DRAFT = 2
STATUS_ITEMS = (
(STATUS_NORMAL, '正常'),
(STATUS_DELETE, '删除'),
(STATUS_DRAFT, '草稿'),
)
title = models.CharField(max_length=255, verbose_name="标题")
desc = models.CharField(max_length=1024, blank=True, verbose_name="摘要")
content = models.TextField(verbose_name="正文", help_text="正文必须为MarkDown格式")
status = models.PositiveIntegerField(
default=STATUS_NORMAL, choices=STATUS_ITEMS, verbose_name="状态")
category = models.ForeignKey(Category, verbose_name="分类")
tag = models.ManyToManyField(Tag, verbose_name="标签")
owner = models.ForeignKey(User, verbose_name="作者")
created_time = models.DateTimeField(auto_now_add=True, verbose_name="创建时间")
class Meta:
verbose_name = verbose_name_plural = "文章"