def test_unexpired_account(self):
        new_user = RegistrationProfile.objects.create_inactive_user(
            site=Site.objects.get_current(), **self.user_info)
        profile = RegistrationProfile.objects.get(user=new_user)
        self.failIf(profile.activation_key_expired())
The example in https://tools.ietf.org/html/rfc6979#appendix-A.2.5
dataset/ETHPy150Open macropin/django-registration/registration/tests/models.py/RegistrationModelTests.test_unexpired_account--crossover with--dataset/ETHPy150Open richardkiss/pycoin/tests/ecdsa_test.py/ECDSATestCase.test_deterministic_generate_k_A_2_5