old_contents: from django.http import HttpResponseRedirect
  from django.core.urlresolvers import reverse
  from django.contrib import messages
  from django.utils.functional import lazy
  from django.views.generic.base import TemplateView
  from django.views.generic import CreateView
  
  from .forms import PinForm
  from .models import Pin
  
  
  reverse_lazy = lambda name=None, *args : lazy(reverse, str)(name, args=args)
  
  
  class RecentPins(TemplateView):
      template_name = 'pins/recent_pins.html'
  
  
  class NewPin(CreateView):
      model = Pin
      form_class = PinForm
      success_url = reverse_lazy('pins:recent-pins')
  
      def form_valid(self, form):
          form.instance.submitter = self.request.user
          messages.success(self.request, 'New pin successfully added.')
          return super(NewPin, self).form_valid(form)
  
      def form_invalid(self, form):
          messages.error(self.request, 'Pin did not pass validation!')
          return super(NewPin, self).form_invalid(form)
  
  
  def delete_pin(request, pin_id):
      try:
          pin = Pin.objects.get(id=pin_id)
          if pin.submitter == request.user:
              pin.delete()
              messages.success(request, 'Pin successfully deleted.')
          else:
              messages.error(request, 'You are not the submitter and can not '
                                      'delete this pin.')
      except Pin.DoesNotExist:
          messages.error(request, 'Pin with the given id does not exist.')
  
      return HttpResponseRedirect(reverse('pins:recent-pins'))
  
new_contents: from django.http import HttpResponseRedirect
  from django.core.urlresolvers import reverse
  from django.contrib import messages
  from django.utils.functional import lazy
  from django.views.generic.base import TemplateView
  from django.views.generic import CreateView
  
  from .forms import PinForm
  from .models import Pin
  
  
  reverse_lazy = lambda name=None, *args: lazy(reverse, str)(name, args=args)
  
  
  class RecentPins(TemplateView):
      template_name = 'pins/recent_pins.html'
  
  
  class NewPin(CreateView):
      model = Pin
      form_class = PinForm
      success_url = reverse_lazy('pins:recent-pins')
  
      def form_valid(self, form):
          form.instance.submitter = self.request.user
          messages.success(self.request, 'New pin successfully added.')
          return super(NewPin, self).form_valid(form)
  
      def form_invalid(self, form):
          messages.error(self.request, 'Pin did not pass validation!')
          return super(NewPin, self).form_invalid(form)
  
  
  def delete_pin(request, pin_id):
      try:
          pin = Pin.objects.get(id=pin_id)
          if pin.submitter == request.user:
              pin.delete()
              messages.success(request, 'Pin successfully deleted.')
          else:
              messages.error(request, 'You are not the submitter and can not '
                                      'delete this pin.')
      except Pin.DoesNotExist:
          messages.error(request, 'Pin with the given id does not exist.')
  
      return HttpResponseRedirect(reverse('pins:recent-pins'))
  
subject: Fix a small styling error in the lazy_resolve definition