def test_signin_form_email(self):
        userena_settings.USERENA_WITHOUT_USERNAMES = True

        form = forms.AuthenticationForm(data={'identification': "john",
                                              'password': "blowfish"})

        correct_label = "Email"
        self.assertEqual(form.fields['identification'].label,
                         correct_label)

        # Restore default settings
        userena_settings.USERENA_WITHOUT_USERNAMES = False
Test that the signin form has a different label is
dataset/ETHPy150Open bread-and-pepper/django-userena/userena/tests/tests_forms.py/AuthenticationFormTests.test_signin_form_email