记录一下 报错 doesn't declare an explicit app_label and isn't in an application in INSTALLED_APPS\ 这个问题出现没有在setting INSTALLED_APPS  添加项目名称引起 可能我的解决方案不一定适合你`如果不行请重新google…

untimeError: Model class app_anme.models.User doesn't declare an explicit app_label and isn't in an application in INSTALLED_APPS. 关于django错误的导入错误 1.错误的导入方式如下: 2.正确的导入方式: 只有使用users.models的导入方式才能导入成功,使用绝对路径也不行. ps:如有大神知道原因请告知,不胜感谢!…

报错代码: File "/home/bsodgm/Desktop/Django_projection/mall/apps/users/views.py", line 9, in <module> from .models import User File "/home/bsodgm/Desktop/Django_projection/mall/apps/users/models.py", line 6, in <module> class U…

当进行数据库迁移的时候发生问题,报错如下:RuntimeError: Model class WH_auth.models.User doesn't declare an explicit app_label and isn't in an application in INSTALLED_APPS. 解决方法: -----在导入model模型的时候,加上app应用名 ok ,问题解决.…

报错内容 RuntimeError: Model class app_anme.models.Ad doesn't declare an explicit app_label and isn't in an application in INSTALLED_APPS. 报错原因是因为你的引用内容不够明确,有相同的名字做关键字,如文件夹,模型名等相同 解决办法:将引用路径使用绝对路径 from app_name.models import *…

Django启动的时候报错 File "/home/hehecat/PycharmProjects/MxShop/MxShop/urls.py", line 23, in from users.views import UserViewSet File "/home/hehecat/PycharmProjects/MxShop/apps/users/views.py", line 13, in from users.models import EmailVerify…

Django 2.x版本迁移数据库报这个错误,user表使用的Django的验证系统 本来就想改一下用户表的表名,莫名的报了个这个错误,在网上找到了解决办法 打开user应用模块下的apps.py文件,这是没修改前的 from django.apps import AppConfig class UserConfig(AppConfig): name = 'apps.user' 然后修改name值,去掉前边的apps.如下 from django.apps import AppConfig cl…

在admin.py注册这个model时,报了个错: RuntimeError: Model class apps.goods.models.GoodsType doesn't declare an explicit app_label and isn't in an application in INSTALLED_APPS. admin是这样写的: from django.contrib import admin from apps.goods.models import GoodsType…

如图报错,在settings中,该加的也加了啊! 显然类似于网上最容易遇到的解决方案如下图,是没有任何意义的 只要在view中有 from .models import UserProfile,VerifyCode 一运行项目就会报错!怎么破? 其实很简单,只要在views中这样写就可以了. from users.models import UserProfile,VerifyCode 再运行一下项目,是不是就不报错,可以正常使用啦?…

没有添加子应用在settings里面!…

在settings.py中增加 INSTALLED_APPS = [ ... 'django.contrib.sites', ] 问题就解决了.什么原因.——不知道.. 具体请看: https://stackoverflow.com/questions/35388637/runtimeerror-model-class-django-contrib-sites-models-site-doesnt-declare-an-ex…

Error Msg 创建了一个apps的目录将所有app放入apps文件中, 将apps路径加入sys.path中:sys.insert(0, os.path.join(BASE_DIR, "apps")) 未改前: RuntimeError: Model class scanhosts.models.HostLoginInfo doesn't declare an explicit app_label and isn't in an application in INSTALLED_…

报错信息: /home/python/PycharmProjects/dailyfresh/apps/user/models.py:8: RemovedInDjango19Warning: Model class apps.user.models.User doesn't declare an explicit app_label and either isn't in an application in INSTALLED_APPS or else was imported before it…

python manage.py startapp polls创建一个叫polls的app 编辑文件 polls/models.py : 1 from django.db import models 2 class Poll(models.Model): 3 question = models.CharField(max_length=200) 4 pub_date = models.DateTimeField('date published') 再次编辑文件 settings.py ,修改设置…

1. 运行manage.py任务  makemigrations时,报错: doesn't declare an explicit app_label and isn't in an application in INSTALLED_APPS. 解决:在全局setting.py的 INSTALLED_APPS中 添加 app的名字,如 2. 在添加一个生日字段 (日期类型)时报错: You are trying to add a non-nullable field 'email' to use…

RuntimeError: Model class app_anme.models.xxx doesn't declare an explicit app_label and isn't in an application in INSTALLED_APPS. 将app加入settings的INSTALLED_APPS 中…

class ModelBase(type): """ Metaclass for all models. """ def __new__(cls, name, bases, attrs): super_new = super(ModelBase, cls).__new__ # Also ensure initialization is only performed for subclasses of Model # (excluding Mode…

can not find module 1 startapp appname 而不是 startproject 2 不要自己创建项目根目录,要用mamage.py生成 can not find app: 因为copy code而误删modell里的:from __future__ import unicode_literals doesn't declare an explicit app_label Traceback (most recent call last): File , in <m…

1045, "Access denied for user 'root'@'localhost' (using password: YES)" 数据库的密码或用户名不对,查看settings.py 1049, "Unknown database 'nav_db'" 数据库不存在,查看settings.py或在mysql中新建数据库 RuntimeError: Model class django_openid_auth.models.Nonce doesn't de…

文件配置 1.模版Templates文件配置: TEMPLATE_DIRS = ( os.path.join(BASE_DIR,'templates'), ) 2.静态文件static配置: STATICFILES_DIRS = ( os.path.join(BASE_DIR,'static'), ) 报错 doesn't declare an explicit app_label and isn't in an application in INSTALLED_APPS\ 这个问题出现没有在s…

一:报错 RuntimeError: Model class django.contrib.sites.models.Site doesn't declare an explicit app_label and isn't in an application in INSTALLED_APPS 出现这种情况需将Django的Sites框架添加到您的应用程序中,并在您的设置中将SITE_ID设置为1即可.位置放在默认配置的后面,其他应用的前面. INSTALLED_APPS = [ 'django…

1.django从1.9开始ForeignKey中的on_delete参数是必须的. hbook = models.ForeignKey('BookInfo')这句代码就让BookInfo类和HeroInfo类之间建立了一对多的关系. 所以在1.9&之后的module里面存在创建多对一的关系,需要在Foreign的第二参数中加入on_delete=models.CASCADE  主外关系键中,级联删除,也就是当删除主表的数据时候从表中的数据也随着一起删除 done 2.doesn't decla…

ImproperlyConfigured: WSGI application 'lightapi.wsgi.application' could not be loaded; 在moddleware中加了一个 'corsheaders.middleware.CorsMiddleware' ,但是这个app并没有在上面注册(其实也没有安装),在将其注释之后,即可运行了 创建app的流程: 在虚拟环境中运行 Python manage.py startapp 应用名 --->>> 在sett…

内置中间件 1. django.middleware.gzip.GZipMiddleware:相应数据进行压缩.如果内容长度少于200个长度,那么就不会压缩. 在settings.py文件中配置MIDDLEWARE,添加:django.middleware.gzip.GZipMiddleware中间件, 之后,在浏览器中访问网页,查看Response Headers中的Content-Length与没有开启GZip中间件之前的Content-Length对比.就可以看出源代码在加载的时候确实是被…

1.项目 https://github.com/mtianyan/VueDjangoFrameWorkShop virtualenv命令 virtualenv . virtualenv -p /anaconda3/bin/python3 shop02 cd shop02/ source bin/activate 630  which python 631   pip install -i https://pypi.tuna.tsinghua.edu.cn/simple  django==1.11…

apt-get install libmysqlclient-devpip install mysqlclientsudo apt-get install libxml2-dev libxslt1-dev python-dev pip install pyquery RuntimeError: Model class web.models.Tag doesn't declare an explicit app_label先 migrate 就不会出错了…

问题一: RuntimeError: Model class user.models.UserAccount doesn't declare an explicit app_label 解决方案 方案一: 删除关于模型层from xxx import UserAccount的引用(不推荐此方法) 方案二: 也就是将相对路径改为绝对路径 检查注册app的settings文件,是否是这样注册的:'apps.user'(apps为装app文件夹) 检查你引用UserAccount的地方,是否这样引用:…

AssertionError: .accepted_renderer not set on Response 出错原因,没有在合法的方法内使用 response 响应,之前在dispatch内直接return 了,导致报错,return response 必须放在 get post 等方法内. 按道理讲,django视图会先经过dispatch分发,如果我们在分发的时候发现权限问题,那么提前响应应该没问题,那么为啥会报错呢? 报错信息显示accepted_renderer没有在Response内…

在编译以下Java程序时,出现The serializable class  does not declare a static final serialVersionUID field of type long警告 package learn; import javax.swing.*; import java.awt.*; import java.awt.event.*; public class SimpleGui3C implements ActionListener{ JFrame f…

依稀记得自己第一次编译*.java文件,第一次运行*.class文件.但是六七年过去了,现在运行java写的程序更多的是用tomcat这种web容器.最近有个小需求,写一个监控zookeeper集群的报警器,当发现集群中节点发生变化时,发出邮件和短信通知运维人员.如果这么一个功能也写成一个web项目放到tomcat里,就有些杀鸡用牛刀了.于是就写了一个jar项目,用 java -jar 运行.占用资源少不说,部署启动很简单,也不占用访问端口.但也遇到了很多问题,才发现自己对java命令还是一知半…