old_contents: __author__ = 'tony'
  
  
  def is_old_layout(request):
      return 'old_layout' in request.session
  
  
  def template_folder(request):
      if is_old_layout(request):
          return 'core/'
      else:
          return 'core2/'
  
  HOME_CRUMB = {
      'link': '/',
      'name': 'Home'
  }
new_contents: __author__ = 'tony'
  
  
  def is_old_layout(request):
      return False
      # return 'old_layout' in request.session
  
  
  def template_folder(request):
      return 'core2'
      # if is_old_layout(request):
      #     return 'core/'
      # else:
      #     return 'core2/'
  
  HOME_CRUMB = {
      'link': '/',
      'name': 'Home'
  }
subject: disable old layout