def testNonExistKey__deregister(self):
        self.assertFalse(self.registry.deregister('non-exist'))
Return implementations of `type` that include `fieldName` as a valid field.
dataset/ETHPy150Open xtrementl/focus/tests/unit/test_registry.py/TestExtRegistry.testNonExistKey__deregister--crossover with--dataset/ETHPy150Open graphql-python/graphql-core/graphql/core/validation/rules/fields_on_correct_type.py/get_implementations_including_field