old_contents: from django.template.loader import render_to_string
  from django.utils.translation import ugettext_lazy as _
  from debug_toolbar.panels import DebugPanel
  
  class RequestVarsDebugPanel(DebugPanel):
      """
      A panel to display request variables (POST/GET, session, cookies).
      """
      name = 'RequestVars'
      has_content = True
  
      def nav_title(self):
          return _('Request Vars')
  
      def title(self):
          return _('Request Vars')
  
      def url(self):
          return ''
  
      def process_request(self, request):
          self.request = request
  
      def process_view(self, request, view_func, view_args, view_kwargs):
          self.view_func = view_func
          self.view_args = view_args
          self.view_kwargs = view_kwargs
  
      def content(self):
          context = self.context.copy()
          context.update({
              'get': [(k, self.request.GET.getlist(k)) for k in self.request.GET],
              'post': [(k, self.request.POST.getlist(k)) for k in self.request.POST],
              'cookies': [(k, self.request.COOKIES.get(k)) for k in self.request.COOKIES],
              'view_func': '%s.%s' % (self.view_func.__module__, self.view_func.__name__),
              'view_args': self.view_args,
              'view_kwargs': self.view_kwargs
          })
          if hasattr(self.request, 'session'):
              context.update({
                  'session': [(k, self.request.session.get(k)) for k in self.request.session.iterkeys()]
              })
  
          return render_to_string('debug_toolbar/panels/request_vars.html', context)
  
new_contents: from django.template.loader import render_to_string
  from django.utils.translation import ugettext_lazy as _
  from debug_toolbar.panels import DebugPanel
  
  class RequestVarsDebugPanel(DebugPanel):
      """
      A panel to display request variables (POST/GET, session, cookies).
      """
      name = 'RequestVars'
      has_content = True
  
      def nav_title(self):
          return _('Request Vars')
  
      def title(self):
          return _('Request Vars')
  
      def url(self):
          return ''
  
      def process_request(self, request):
          self.request = request
  
      def process_view(self, request, view_func, view_args, view_kwargs):
          self.view_func = view_func
          self.view_args = view_args
          self.view_kwargs = view_kwargs
  
      def content(self):
          context = self.context.copy()
  
          if hasattr(self.view_func, '__name__'):
              view_name = self.view_func.__name__
          elif hasattr(self.view_func, '__class__'):
              view_name = self.view_func.__class__.__name__
          else:
              view_name = '<unknown>'
  
          context.update({
              'get': [(k, self.request.GET.getlist(k)) for k in self.request.GET],
              'post': [(k, self.request.POST.getlist(k)) for k in self.request.POST],
              'cookies': [(k, self.request.COOKIES.get(k)) for k in self.request.COOKIES],
              'view_func': '%s.%s' % (self.view_func.__module__, view_name),
              'view_args': self.view_args,
              'view_kwargs': self.view_kwargs
          })
          if hasattr(self.request, 'session'):
              context.update({
                  'session': [(k, self.request.session.get(k)) for k in self.request.session.iterkeys()]
              })
  
          return render_to_string('debug_toolbar/panels/request_vars.html', context)
  
subject: Fix issue with __name__ if a class-based view (i.e. a FormWizard) is used