def dispatch(self, request, *args, **kwargs):
        return self.http_method_not_allowed(request, *args, **kwargs)
A non-unique USERNAME_FIELD should raise an error only if we use the
dataset/ETHPy150Open skibblenybbles/django-daydreamer/daydreamer/views/core/base.py/Null.dispatch--crossover with--dataset/ETHPy150Open django/django/tests/auth_tests/test_checks.py/UserModelChecksTests.test_username_non_unique