遵循完整的错误描述：
RuntimeError: __class__ not set defining 'AbstractBaseUser' as <class 'django.contrib.auth.base_user.Abstract BaseUser'>. Was __classcell__ propagated to type.__new__?
跟踪跟踪：
Traceback (most recent call last):
File "manage.py", line 10, in <module>
execute_from_command_line(sys.argv)
File "C:\Users\user\Desktop\quora-clone-master\env\lib\site-packages\django\core\management\__init__.py", line 353, in execute_from_command_line
utility.execute()
File "C:\Users\user\Desktop\quora-clone-master\env\lib\site-packages\django\core\management\__init__.py", line 327, in execute
django.setup()
File "C:\Users\user\Desktop\quora-clone-master\env\lib\site-packages\django\__init__.py", line 18, in setup
apps.populate(settings.INSTALLED_APPS)
File "C:\Users\user\Desktop\quora-clone-master\env\lib\site-packages\django\apps\registry.py", line 108, in populate
app_config.import_models(all_models)
File "C:\Users\user\Desktop\quora-clone-master\env\lib\site-packages\django\apps\config.py", line 202, in import_models
self.models_module = import_module(models_module_name)
File …