#!/usr/bin/env python
"""Django's command-line utility for administrative tasks."""
import os
import sys
def main():
"""Run administrative tasks."""
os.environ.setdefault('DJANGO_SETTINGS_MODULE', 'bookrecommend_django.settings')
try:
from django.core.management import execute_from_command_line
except ImportError as exc:
raise ImportError(
"Couldn't import Django. Are you sure it's installed and "
"available on your PYTHONPATH environment variable? Did you "
"forget to activate a virtual environment?"
) from exc
execute_from_command_line(sys.argv)
if __name__ == '__main__':
main()
PS C:\Users\薛惠文\毕业\bookrecommend_django> python manage.py runserver
Traceback (most recent call last):
File "C:\Users\薛惠文\AppData\Roaming\Python\Python312\site-packages\django\core\management\base.py", line 416, in run_from_argv
self.execute(*args, **cmd_options)
File "C:\Users\薛惠文\AppData\Roaming\Python\Python312\site-packages\django\core\management\commands\runserver.py", line 69, in execute
super().execute(*args, **options)
File "C:\Users\薛惠文\AppData\Roaming\Python\Python312\site-packages\django\core\management\base.py", line 460, in execute
output = self.handle(*args, **options)
^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
File "C:\Users\薛惠文\AppData\Roaming\Python\Python312\site-packages\django\core\management\commands\runserver.py", line 80, in handle
if not settings.DEBUG and not settings.ALLOWED_HOSTS:
^^^^^^^^^^^^^^
File "C:\Users\薛惠文\AppData\Roaming\Python\Python312\site-packages\django\conf\__init__.py", line 81, in __getattr__
self._setup(name)
File "C:\Users\薛惠文\AppData\Roaming\Python\Python312\site-packages\django\conf\__init__.py", line 68, in _setup
self._wrapped = Settings(settings_module)
^^^^^^^^^^^^^^^^^^^^^^^^^
File "C:\Users\薛惠文\AppData\Roaming\Python\Python312\site-packages\django\conf\__init__.py", line 166, in __init__
mod = importlib.import_module(self.SETTINGS_MODULE)
^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
File "D:\python\Lib\importlib\__init__.py", line 90, in import_module
return _bootstrap._gcd_import(name[level:], package, level)
^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
File "<frozen importlib._bootstrap>", line 1387, in _gcd_import
File "<frozen importlib._bootstrap>", line 1360, in _find_and_load
File "<frozen importlib._bootstrap>", line 1310, in _find_and_load_unlocked
File "<frozen importlib._bootstrap>", line 488, in _call_with_frames_removed
File "<frozen importlib._bootstrap>", line 1387, in _gcd_import
File "<frozen importlib._bootstrap>", line 1360, in _find_and_load
File "<frozen importlib._bootstrap>", line 1324, in _find_and_load_unlocked
ModuleNotFoundError: No module named 'bookrecommend_django'
During handling of the above exception, another exception occurred:
Traceback (most recent call last):
File "C:\Users\薛惠文\毕业\bookrecommend_django\manage.py", line 22, in <module>
main()
File "C:\Users\薛惠文\毕业\bookrecommend_django\manage.py", line 18, in main
execute_from_command_line(sys.argv)
File "C:\Users\薛惠文\AppData\Roaming\Python\Python312\site-packages\django\core\management\__init__.py", line 442, in execute_from_command_line
utility.execute()
File "C:\Users\薛惠文\AppData\Roaming\Python\Python312\site-packages\django\core\management\__init__.py", line 436, in execute
self.fetch_command(subcommand).run_from_argv(self.argv)
File "C:\Users\薛惠文\AppData\Roaming\Python\Python312\site-packages\django\core\management\base.py", line 429, in run_from_argv
connections.close_all()
File "C:\Users\薛惠文\AppData\Roaming\Python\Python312\site-packages\django\utils\connection.py", line 84, in close_all
for conn in self.all(initialized_only=True):
^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
File "C:\Users\薛惠文\AppData\Roaming\Python\Python312\site-packages\django\utils\connection.py", line 76, in all
return [
^
File "C:\Users\薛惠文\AppData\Roaming\Python\Python312\site-packages\django\utils\connection.py", line 73, in __iter__
return iter(self.settings)
^^^^^^^^^^^^^
File "C:\Users\薛惠文\AppData\Roaming\Python\Python312\site-packages\django\utils\functional.py", line 47, in __get__
res = instance.__dict__[self.name] = self.func(instance)
^^^^^^^^^^^^^^^^^^^
File "C:\Users\薛惠文\AppData\Roaming\Python\Python312\site-packages\django\utils\connection.py", line 45, in settings
self._settings = self.configure_settings(self._settings)
^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
File "C:\Users\薛惠文\AppData\Roaming\Python\Python312\site-packages\django\db\utils.py", line 148, in configure_settings
databases = super().configure_settings(databases)
^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
File "C:\Users\薛惠文\AppData\Roaming\Python\Python312\site-packages\django\utils\connection.py", line 50, in configure_settings
settings = getattr(django_settings, self.settings_name)
^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
File "C:\Users\薛惠文\AppData\Roaming\Python\Python312\site-packages\django\conf\__init__.py", line 81, in __getattr__
self._setup(name)
File "C:\Users\薛惠文\AppData\Roaming\Python\Python312\site-packages\django\conf\__init__.py", line 68, in _setup
self._wrapped = Settings(settings_module)
^^^^^^^^^^^^^^^^^^^^^^^^^
File "C:\Users\薛惠文\AppData\Roaming\Python\Python312\site-packages\django\conf\__init__.py", line 166, in __init__
mod = importlib.import_module(self.SETTINGS_MODULE)
^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
File "D:\python\Lib\importlib\__init__.py", line 90, in import_module
return _bootstrap._gcd_import(name[level:], package, level)
^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
File "<frozen importlib._bootstrap>", line 1387, in _gcd_import
File "<frozen importlib._bootstrap>", line 1360, in _find_and_load
File "<frozen importlib._bootstrap>", line 1310, in _find_and_load_unlocked
File "<frozen importlib._bootstrap>", line 488, in _call_with_frames_removed
File "<frozen importlib._bootstrap>", line 1387, in _gcd_import
File "<frozen importlib._bootstrap>", line 1360, in _find_and_load
File "<frozen importlib._bootstrap>", line 1324, in _find_and_load_unlocked
ModuleNotFoundError: No module named 'bookrecommend_django'
PS C:\Users\薛惠文\毕业\bookrecommend_django> （以前还能调用，现在是怎么了）
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