class Cat(models.Model):
    user = models.ForeignKey(User, related_name='user', null=True)
    name = models.CharField(max_length=50)
    years = models.IntegerField()
    hailess = models.IntegerField()
    image_url = models.CharField(max_length=200, default='/static/cat.jpeg')

#views.py
@login_required
class ProfileView(TemplateView):
    template_name = 'profile.html'

    def get(self, request):
        cats = Cat.objects.all()
        context = {'cats': cats}
        return render(request, self.template_name, context)