Working through the Django tutorial and have run into a problem I cannot figure out. Help would be appreciated. What am I missing here? whenever is search the url "http://127.0.0.1:8000/polls/" the site refused to connect and in command prompt many e

mysite/urls.py:

from django.contrib import admin

from django.urls import include, path

urlpatterns = [

path('', include('polls.urls')),

path('admin/', admin.site.urls),

]

polls/templates/polls/index.html:

{% if latest_question_list %}

  <ul>

  {% for question in latest_question_list %}

    <li><a href="/polls/{{ question.id }}/">{{

question.question_text }}</a></li>

  {% endfor %}

  </ul>

{% else %}

  <p>No polls are available.</p>

{% endif %}

polls/urls.py:

from django.urls import path

from . import views

urlpatterns = [

# ex: /polls/

path('', views.index, name='index'),

# ex: /polls/5/

path('<int:question_id>/', views.detail, name='detail'),

#ex: /polls/5/results/

path('<int:question_id>/results/', views.results, name='results'),

#ex: /polls/5/vote/

path('int:question_id>/vote/', views.vote, name='vote'),

]

polls/views.py:

from django.http import HttpResponse

from django.template import loader

from . models import Question

def index(request):

return HttpResponse("Hello, world.You're at the polls index.")

latest_question_list = Question.objects.order_by('-pub_date')[:5]

output = ', '.join([q.question_text for q in latest_question_list])

return HttpResponse(output)

latest_question_list = Question.objects.order_by('-pub_date')[:5]

template = loader.get_template('polls/index.html')

context = {

'latest_question_list': latest_question_list,

}

return HttpResponse(template.render(context, request))

def detail(request, question_id):

return HttpResponse("You're looking at question %s." % question_id)

def results(request, question_id):

response = "You're looking at the results of question %s."

return HttpResponse(response % question_id)

def vote(request, question_id):

return HttpResponse("You're voting on question %s." % question_id)

i've attached the command prompt below.Please check,your help would be very helpfull

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