小白求助Django问题

from django.conf.urls import url
from django.contrib import admin
from helloword.hello import views

urlpatterns = [
    url(r'^admin/', admin.site.urls),
    url(r'^$',views),]


为什么运行时候会出现“ModuleNotFoundError: No module named 'helloword.hello'”？？？

settings中没设置app