因为中国队赢了，再撸一下DJANGO的官方文档吧

from django.shortcuts import render
from django.http import Http404
from django.shortcuts import get_object_or_404
from django.http import HttpResponse, HttpResponseRedirect
from .models import Question, Choice
from django.template import RequestContext, loader
from django.core.urlresolvers import reverse
from django.views import generic

# Create your views here.
def index(request):
    latest_question_list = Question.objects.order_by(‘pub_date‘)[:5]
    #template = loader.get_template(‘polls/index.html‘)
    #context = RequestContext(request, {‘latest_question_list‘: latest_question_list})
    #output = ‘,‘.join([p.question_text for p in latest_question_list])
    context = {‘latest_question_list‘: latest_question_list}
    return render(request, ‘polls/index.html‘, context)

def detail(request, question_id):
    question = get_object_or_404(Question, pk=question_id)
    ‘‘‘
    try:
        question = Question.objects.get(pk=question_id)
    except Question.DoesNotExist:
        raise Http404("Question does not exist")
    ‘‘‘
    return render(request, ‘polls/detail.html‘, {‘question‘: question})

def results(request, question_id):
    question = get_object_or_404(Question, pk=question_id)
    return render(request, ‘polls/results.html‘, {‘question‘: question})

def vote(request, question_id):
    p = get_object_or_404(Question, pk=question_id)
    try:
        selected_choice = p.choice_set.get(pk=request.POST[‘choice‘])
    except(KeyError, Choice.DoesNotExist):
        return render(request, ‘polls/detail.html‘, {
            ‘question‘: p,
            ‘error_message‘: "You did not select a choice.",
        })
    else:
        selected_choice.votes += 1
        selected_choice.save()
    return HttpResponseRedirect(reverse(‘polls:results‘, args=(p.id,)))

class IndexView(generic.ListView):
    template_name = ‘polls/index.html‘
    context_object_name = ‘latest_question_list‘

    def get_queryset(self):
        return Question.objects.order_by(‘-pub_date‘)[:5]

class DetailView(generic.DetailView):
    model = Question
    template_name = ‘polls/detail.html‘

class ResultView(generic.DetailView):
    model = Question
    template_name = ‘polls/results.html‘