使用virtualenv在django中创建了新项目,并且运行良好,但当我尝试使用'startapp'创建新应用程序并再次按命令运行项目时:python3.6 advertisement / manage.py runserver localhost:8000
then throw error :
Unhandled exception in thread started by <function check_errors.<locals>.wrapper at 0x7f57db4171e0>
Traceback (most recent call last):
File "/home/ravinder/advertisement/venv/lib/python3.6/site-packages/django/utils/autoreload.py", line 225, in wrapper
fn(*args, **kwargs)
File "/home/ravinder/advertisement/venv/lib/python3.6/site-packages/django/core/management/commands/runserver.py", line 112, in inner_run
autoreload.raise_last_exception()
File "/home/ravinder/advertisement/venv/lib/python3.6/site-packages/django/utils/autoreload.py", line 248, in raise_last_exception
raise _exception[1]
File "/home/ravinder/advertisement/venv/lib/python3.6/site-packages/django/core/management/__init__.py", line 327, in execute
autoreload.check_errors(django.setup)()
File "/home/ravinder/advertisement/venv/lib/python3.6/site-packages/django/utils/autoreload.py", line 225, in wrapper
fn(*args, **kwargs)
File "/home/ravinder/advertisement/venv/lib/python3.6/site-packages/django/__init__.py", line 24, in setup
apps.populate(settings.INSTALLED_APPS)
File "/home/ravinder/advertisement/venv/lib/python3.6/site-packages/django/apps/registry.py", line 89, in populate
app_config = AppConfig.create(entry)
File "/home/ravinder/advertisement/venv/lib/python3.6/site-packages/django/apps/config.py", line 90, in create
module = import_module(entry)
File "/usr/lib/python3.6/importlib/__init__.py", line 126, in import_module
return _bootstrap._gcd_import(name[level:], package, level)
File "<frozen importlib._bootstrap>", line 994, in _gcd_import
File "<frozen importlib._bootstrap>", line 971, in _find_and_load
File "<frozen importlib._bootstrap>", line 953, in _find_and_load_unlocked
ModuleNotFoundError: No module named 'core'
注意:我已在settings.py安装的应用中添加了应用 .
请帮我重新解决这个问题 .
2 回答
只有在创建应用程序并创建URL时才会出现这种类型的错误,但是您不在urls.py文件中引用的views.py文件中创建函数 . 解决方案如下:
在settings.py文件中声明了您的应用名称
在main urls.py文件中声明了您的url
在您的app urls.py文件中声明了您的网址
在您的app urls.py文件中引用的views.py文件中声明了您的函数现在,您可以通过两种方法运行服务器 .
添加一些INSTALLED_APPS的代码 . 你只是说django添加了一个应用程序“core”,它位于mysite文件夹中,而django无法找到它 .
1)删除mysite.core,然后运行migrate .
2)在mysite中创建一个app核心 . 并创建一个应用程序意味着它应该有app.py文件 . 它包含
或者你在INSTALLED_APPS中提到了你的应用程序
那么你的目录应该是这样的