A Python style question

gistfile1.py

class MultipleChoiceAnswerForm(ModelForm):
    class Meta:
        model = MultipleChoiceAnswer
        fields=('question' ,'answer',)
        widgets = {
            'question': HiddenInput(),
            'answer': RadioSelect(renderer=MyRadioRenderer),
        }

        
def survey(request, key):

    try:
        respondent = Respondent.objects.get(key=key)
    except Respondent.DoesNotExist:
        return Http404

    if respondent.survey_completed == True:

        template = 'message.html'
        page = {
            'title_default': SURVEY_NAME,
            'content': 'Welcome to the %s' % SURVEY_NAME,
        }

    else:

        page = {
            'title_default': SURVEY_NAME,
            'content': 'Welcome to the %s' % SURVEY_NAME,
        }

        if request.method == 'POST':

            sections = {}
            all_valid = True

            for section in Section.objects.all():
                questions = {}
                for question in section.multiplechoicequestion_set.all():
                    answer = MultipleChoiceAnswer(question = question)
                    form = MultipleChoiceAnswerForm(request.POST, prefix="Q%s" % question.id, instance = answer)
                    all_valid &= form.is_valid()
                    questions[question.question_text] = form
                sections[section.name] = questions

            if all_valid:

                for section in sections.values():
                    for form in section.values():
                        answer = MultipleChoiceAnswer(question = form.cleaned_data['question'], answer=form.cleaned_data['answer'], respondent=respondent)
                        answer.save()

                respondent.survey_completed = True
                respondent.save()

                template = 'message.html'
                page['content'] = "Thank-you for completing this survey"
                
        else:

            sections = {}

            for section in Section.objects.all():
                questions = {}
                for question in section.multiplechoicequestion_set.all():
                    answer = MultipleChoiceAnswer(question = question)
                    form = MultipleChoiceAnswerForm(prefix="Q%s" % question.id, instance = answer)
                    questions[question.question_text] = form
                sections[section.name] = questions

        template = 'survey.html'

    context = {
        'sections': sections,
        'page': page,
    }

    return render_to_response(
        template,
        context,
        RequestContext(request),
    )