old_contents: from django.views.generic import ListView
  
  from proposals.models import TalkProposal
  
  
  class TalkProposalListView(ListView):
      template_name = 'proposals/talk_proposal_list.html'
      queryset = (
          TalkProposal.objects
          .filter(accepted=True).select_related('submitter')
      )
  
new_contents: from django.views.generic import ListView
  
  from proposals.models import TalkProposal
  
  
  class TalkProposalListView(ListView):
      template_name = 'proposals/talk_proposal_list.html'
      queryset = (
          TalkProposal.objects
          .filter(accepted=True).select_related('submitter')
          .order_by('title')
      )
  
subject: Sort proposal by title