text: from django.template import RequestContext
  from django.shortcuts import render_to_response
  from django.template import loader
  from django.http import HttpResponse
  from bidding.views import my_render
  
  def success(request):
      return HttpResponse(my_render(request, {}, 'payment_success'))
  
  def cancel(request):
      return HttpResponse(my_render(request, {}, 'payment_cancel'))