old_contents: from django.views import generic
  
  from rhinocloud.views.generic import pdf, openoffice
  from rhinocloud.views.generic.pdf import PDFResponseMixin, WebkitPDFResponseMixin
  
  import datetime
  
  
  class OpenOfficeView(openoffice.SpreadsheetView):
      template_name = 'FundTemplate.ods'
      
      def get_context_data(self, **kwargs):
          context = super(ExampleOpenOfficeView, self).get_context_data(**kwargs)
          context.update({
              'timestamp': datetime.datetime.now(),
          })
          return context
  
  class PDFView(PDFResponseMixin, generic.base.TemplateView):
      template_name = 'pdf.html'
      
      def get_context_data(self, **kwargs):
          context = super(PDFView, self).get_context_data(**kwargs)
          context.update({
              'timestamp': datetime.datetime.now(),
          })
          return context
  
  class WebkitPDFView(WebkitPDFResponseMixin, generic.base.TemplateView):
      template_name = 'pdf.html'
      
      def get_context_data(self, **kwargs):
          context = super(WebkitPDFView, self).get_context_data(**kwargs)
          context.update({
              'timestamp': datetime.datetime.now(),
          })
          return context
  
new_contents: from django.views import generic
  
  from rhinocloud.views.generic import pdf, openoffice
  from rhinocloud.views.generic.pdf import PDFResponseMixin, WebkitPDFResponseMixin
  
  import datetime
  
  
  class OpenOfficeView(openoffice.SpreadsheetView):
      template_name = 'FundTemplate.ods'
      
      def get_context_data(self, **kwargs):
          context = super(OpenOfficeView, self).get_context_data(**kwargs)
          context.update({
              'timestamp': datetime.datetime.now(),
          })
          return context
  
  class PDFView(PDFResponseMixin, generic.base.TemplateView):
      template_name = 'pdf.html'
      
      def get_context_data(self, **kwargs):
          context = super(PDFView, self).get_context_data(**kwargs)
          context.update({
              'timestamp': datetime.datetime.now(),
          })
          return context
  
  class WebkitPDFView(WebkitPDFResponseMixin, generic.base.TemplateView):
      template_name = 'pdf.html'
      
      def get_context_data(self, **kwargs):
          context = super(WebkitPDFView, self).get_context_data(**kwargs)
          context.update({
              'timestamp': datetime.datetime.now(),
          })
          return context
  
subject: fix example