code: def get_context_data(self, *args, **kwargs):
  		
  		context = super().get_context_data(**kwargs)
  		context["is_plans_plural"] = Plan.objects.count() > 1
  		context["customer"], _created = Customer.get_or_create(
  			subscriber=djstripe_settings.subscriber_request_callback(self.request)
  		)
  		context["subscription"] = context["customer"].subscription
  		return context
docs: Inject is_plans_plural and customer into context_data.