用Pycharm新建了一个Django项目,试图运行时报错,信息如下:
"D:\Python\bin\runnerw64.exe" "D:\Python\Python 3.8.5\python.exe" D:/Python/WebStuManage/manage.py runserver 8000
Traceback (most recent call last):
File "D:/Python/WebStuManage/manage.py", line 22, in
main()
File "D:/Python/WebStuManage/manage.py", line 18, in main
execute_from_command_line(sys.argv)
File "D:\Python\Python 3.8.5\lib\site-packages\django\core\management\__init__.py", line 401, in execute_from_command_line
utility.execute()
File "D:\Python\Python 3.8.5\lib\site-packages\django\core\management\__init__.py", line 345, in execute
settings.INSTALLED_APPS
File "D:\Python\Python 3.8.5\lib\site-packages\django\conf\__init__.py", line 83, in __getattr__
self._setup(name)
File "D:\Python\Python 3.8.5\lib\site-packages\django\conf\__init__.py", line 70, in _setup
self._wrapped = Settings(settings_module)
File "D:\Python\Python 3.8.5\lib\site-packages\django\conf\__init__.py", line 177, in __init__
mod = importlib.import_module(self.SETTINGS_MODULE)
File "D:\Python\Python 3.8.5\lib\importlib\__init__.py", line 127, in import_module
return _bootstrap._gcd_import(name[level:], package, level)
File "", line 1014, in _gcd_import
File "", line 991, in _find_and_load
File "", line 975, in _find_and_load_unlocked
File "", line 671, in _load_unlocked
File "", line 783, in exec_module
File "", line 219, in _call_with_frames_removed
File "D:\Python\WebStuManage\WebStuManage\settings.py", line 57, in
'DIRS': [os.path.join(BASE_DIR, 'templates')]
NameError: name 'os' is not defined
Process finished with exit code 1
事实上,归根结底时最后的NameError提示,只需在settings.py中加入
import os
即可。