old_contents: from django.contrib import messages
  from django.contrib.auth import get_user_model
  from django.contrib.auth.mixins import LoginRequiredMixin
  from django.urls import reverse
  from django.utils.translation import gettext_lazy as _
  from django.views.generic import DetailView, RedirectView, UpdateView
  
  User = get_user_model()
  
  
  class UserDetailView(LoginRequiredMixin, DetailView):
  
      model = User
      slug_field = "username"
      slug_url_kwarg = "username"
  
  
  user_detail_view = UserDetailView.as_view()
  
  
  class UserUpdateView(LoginRequiredMixin, UpdateView):
  
      model = User
      fields = ["name"]
  
      def get_success_url(self):
          return reverse("users:detail", kwargs={"username": self.request.user.username})
  
      def get_object(self):
          return User.objects.get(username=self.request.user.username)
  
      def form_valid(self, form):
          messages.add_message(
              self.request, messages.INFO, _("Infos successfully updated")
          )
          return super().form_valid(form)
  
  
  user_update_view = UserUpdateView.as_view()
  
  
  class UserRedirectView(LoginRequiredMixin, RedirectView):
  
      permanent = False
  
      def get_redirect_url(self):
          return reverse("users:detail", kwargs={"username": self.request.user.username})
  
  
  user_redirect_view = UserRedirectView.as_view()
  
new_contents: from django.contrib import messages
  from django.contrib.auth import get_user_model
  from django.contrib.auth.mixins import LoginRequiredMixin
  from django.urls import reverse
  from django.utils.translation import gettext_lazy as _
  from django.views.generic import DetailView, RedirectView, UpdateView
  
  User = get_user_model()
  
  
  class UserDetailView(LoginRequiredMixin, DetailView):
  
      model = User
      slug_field = "username"
      slug_url_kwarg = "username"
  
  
  user_detail_view = UserDetailView.as_view()
  
  
  class UserUpdateView(LoginRequiredMixin, UpdateView):
  
      model = User
      fields = ["name"]
  
      def get_success_url(self):
          return reverse("users:detail", kwargs={"username": self.request.user.username})
  
      def get_object(self):
          return User.objects.get(username=self.request.user.username)
  
      def form_valid(self, form):
          messages.add_message(
              self.request, messages.INFO, _("Information successfully updated")
          )
          return super().form_valid(form)
  
  
  user_update_view = UserUpdateView.as_view()
  
  
  class UserRedirectView(LoginRequiredMixin, RedirectView):
  
      permanent = False
  
      def get_redirect_url(self):
          return reverse("users:detail", kwargs={"username": self.request.user.username})
  
  
  user_redirect_view = UserRedirectView.as_view()
  
subject: Fix typo in message