INSTALLED_APPS = [    ...    ‘bootstrap‘,]

from django.conf.urls import url, includefrom django.contrib import adminurlpatterns = [    url(r‘^admin/‘, admin.site.urls),    url(r‘^bootstrap/‘, include(‘bootstrap.urls‘)),    ]

from django.conf.urls import urlfrom . import viewsurlpatterns = [    url(r‘^$‘, views.index, name=‘index‘),    url(r‘^helloworld/‘, views.helloworld, name=‘helloworld‘),    ]

from django.shortcuts import render# Create your views here.from django.http import   HttpResponsedef helloworld(request):    return HttpResponse("Hello   world")def index(request):    return HttpResponse("Hello, world. You‘re at the polls index.")