def test_user_empty(self):
        pearl = mommy.make('core.Pearl', user=self.becia)
        mommy.make('core.Iteration', date=date.today(), pearl=pearl)

        pearl = mommy.make('core.Pearl', user=self.matt)
        mommy.make('core.Iteration', date=date.today(), pearl=pearl)

        with self.assertRaises(Http404):
            username = self.ewa.username

            url = reverse('edition_today', args=[username])
            request = self.factory.get(url)
            TodayEditionView.as_view()(request, user=username)
Iterations exist for other users, but not for `Ewa`. Return a 404 if
dataset/ETHPy150Open Matt-Deacalion/Mentalist/mentalist/apps/core/tests.py/EditionContextTests.test_user_empty