I completely missed that. Thank you!! On Tuesday, 28 October 2014 20:20:14 UTC+1, Charly Román wrote: > > Import Choice in this file. > > > 2014-10-28 13:06 GMT-06:00 otmeek <[email protected] <javascript:>>: > >> I am trying to follow part 4 of the polls app tutorial. I am new to >> Django and not very experienced with Python or programming in general. >> >> My problem is throwing an error message when "Vote" is pressed without a >> choice being selected. >> >> polls/views.py: >> from django.shortcuts import render, get_object_or_404 >> from django.http import HttpResponse, HttpResponseRedirect >> from django.template import RequestContext, loader >> from django.core.urlresolvers import reverse >> >> from polls.models import Question >> >> 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, >> }) >> return HttpResponse(template.render(context)) >> >> def detail(request, question_id): >> question = get_object_or_404(Question, pk=question_id) >> 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): >> # Redisplay the question voting form. >> return render(request, 'polls/detail.html', { >> 'question': p, >> 'error_message': "You didn't select a choice.", >> }) >> else: >> selected_choice.votes += 1 >> selected_choice.save() >> # Always return an HttpResponseRedirect after successfully >> dealing >> # with POST data. This prevents data from being posted twice if a >> # user hits the Back button. >> return HttpResponseRedirect(reverse('polls:results', args=(p.id >> ,))) >> >> It is my understanding that when request.POST doesn't get a choice ID, it >> executes 'except', displaying the voting page again (detail.html) and an >> error message. However it simply displays "NameError global name 'Choice' >> is not defined" page. >> >> Can someone help me figure out what I'm doing wrong? >> >> >> -- >> You received this message because you are subscribed to the Google Groups >> "Django users" group. >> To unsubscribe from this group and stop receiving emails from it, send an >> email to [email protected] <javascript:>. >> To post to this group, send email to [email protected] >> <javascript:>. >> Visit this group at http://groups.google.com/group/django-users. >> To view this discussion on the web visit >> https://groups.google.com/d/msgid/django-users/0bf39ec4-709e-4ad8-85df-3a2aeb31c83d%40googlegroups.com >> >> <https://groups.google.com/d/msgid/django-users/0bf39ec4-709e-4ad8-85df-3a2aeb31c83d%40googlegroups.com?utm_medium=email&utm_source=footer> >> . >> For more options, visit https://groups.google.com/d/optout. >> > > > > -- > Charly Román > Software Developer > http://croman.mx >
-- You received this message because you are subscribed to the Google Groups "Django users" group. To unsubscribe from this group and stop receiving emails from it, send an email to [email protected]. To post to this group, send email to [email protected]. Visit this group at http://groups.google.com/group/django-users. To view this discussion on the web visit https://groups.google.com/d/msgid/django-users/4775fad8-7072-4a69-898d-900af7fdbe28%40googlegroups.com. For more options, visit https://groups.google.com/d/optout.
