old_contents: # Copyright (c) 2014, DjaoDjin inc.
  # All rights reserved.
  #
  # Redistribution and use in source and binary forms, with or without
  # modification, are permitted provided that the following conditions are met:
  #
  # 1. Redistributions of source code must retain the above copyright notice,
  #    this list of conditions and the following disclaimer.
  # 2. Redistributions in binary form must reproduce the above copyright
  #    notice, this list of conditions and the following disclaimer in the
  #    documentation and/or other materials provided with the distribution.
  #
  # THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
  # "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
  # TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
  # PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR
  # CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
  # EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
  # PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS;
  # OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY,
  # WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR
  # OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF
  # ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
  
  from django.core.urlresolvers import reverse
  from django.shortcuts import get_object_or_404, redirect
  from django.views.generic import ListView
  from survey.forms import AnswerForm, ResponseCreateForm
  from survey.models import Response
  from survey.mixins import IntervieweeMixin, ResponseMixin, SurveyModelMixin
  
  class RespondentListView(SurveyModelMixin, ListView):
  
      model = Response
      template_name = 'survey/respondent_list.html'
  
      def get_queryset(self):
          return super(RespondentListView, self).get_queryset().filter(
              survey=self.get_survey())
  
      def get_context_data(self, **kwargs):
          context = super(RespondentListView, self).get_context_data(**kwargs)
          context.update({'survey': self.get_survey()})
          return context
  
new_contents: # Copyright (c) 2014, DjaoDjin inc.
  # All rights reserved.
  #
  # Redistribution and use in source and binary forms, with or without
  # modification, are permitted provided that the following conditions are met:
  #
  # 1. Redistributions of source code must retain the above copyright notice,
  #    this list of conditions and the following disclaimer.
  # 2. Redistributions in binary form must reproduce the above copyright
  #    notice, this list of conditions and the following disclaimer in the
  #    documentation and/or other materials provided with the distribution.
  #
  # THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
  # "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
  # TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
  # PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR
  # CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
  # EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
  # PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS;
  # OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY,
  # WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR
  # OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF
  # ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
  
  from django.views.generic import ListView
  from survey.models import Response
  from survey.mixins import SurveyModelMixin
  
  class RespondentListView(SurveyModelMixin, ListView):
  
      model = Response
      template_name = 'survey/respondent_list.html'
  
      def get_queryset(self):
          return super(RespondentListView, self).get_queryset().filter(
              survey=self.get_survey())
  
      def get_context_data(self, **kwargs):
          context = super(RespondentListView, self).get_context_data(**kwargs)
          context.update({'survey': self.get_survey()})
          return context
  
subject: clean pylint reports