python创建初始化例子报错,刚配置个视图就报错

[szy123s]

Traceback (most recent call last):
File "/home/python/.virtualenvs/DjangoLi/lib/python3.5/site-packages/django/apps/config.py", line 140, in create
app_name = cls.name
AttributeError: type object 'AppConfig' has no attribute 'name'

During handling of the above exception, another exception occurred:

Traceback (most recent call last):
File "/home/python/Desktop/DjangoLi/DemoDjango/manage.py", line 22, in <module>
execute_from_command_line(sys.argv)
File "/home/python/.virtualenvs/DjangoLi/lib/python3.5/site-packages/django/core/management/__init__.py", line 363, in execute_from_command_line
utility.execute()
File "/home/python/.virtualenvs/DjangoLi/lib/python3.5/site-packages/django/core/management/__init__.py", line 337, in execute
django.setup()
File "/home/python/.virtualenvs/DjangoLi/lib/python3.5/site-packages/django/__init__.py", line 27, in setup
apps.populate(settings.INSTALLED_APPS)
File "/home/python/.virtualenvs/DjangoLi/lib/python3.5/site-packages/django/apps/registry.py", line 85, in populate
app_config = AppConfig.create(entry)
File "/home/python/.virtualenvs/DjangoLi/lib/python3.5/site-packages/django/apps/config.py", line 143, in create
"'%s' must supply a name attribute." % entry)
django.core.exceptions.ImproperlyConfigured: 'users.apps.AppConfig' must supply a name attribute.