test_search_for_exact_lemma hypothesis.errors.Flaky: Hypothesis test_search_for_exact_lemma(lemma=<Wordform: kîsikâw RichAnalysis([(), 'kîsikâw', ('+N', '+I', '+Sg')])>) produces unreliable results: Falsified on the first call but did not on a subsequent one Falsifying example: test_search_for_exact_lemma( lemma=<Wordform: kîsikâw RichAnalysis([(), 'kîsikâw', ('+N', '+I', '+Sg')])>, ) Failed to reproduce exception. Expected: lemma = <Wordform: maskwa None> @pytest.mark.django_db @given(lemma=lemmas()) def test_search_for_exact_lemma(lemma: Wordform): """ Check that we get a search result that matches the exact query. """ assert lemma.is_lemma > _, fst_lemma, _ = lemma.analysis E TypeError: cannot unpack non-iterable NoneType object src/CreeDictionary/tests/API_tests/model_test.py:66: TypeError You can reproduce this example by temporarily adding @reproduce_failure('6.103.2', b'AA==') as a decorator on your test case