startTestRun() Called once before any tests are executed.

class typing.ByteString(Sequence[int]) A generic version of

@unittest.expectedFailure Mark the test as an expected failure. If the test fails when run, the test is not counted as a failure

class unittest.mock.NonCallableMock(spec=None, wraps=None, name=None, spec_set=None, **kwargs) A non-callable version of Mock

doCleanups() This method is called unconditionally after tearDown(), or after setUp() if setUp()

class unittest.TestResult This class is used to compile information about which tests have succeeded and which have failed.

fail(msg=None) Signals a test failure unconditionally, with msg or None for the error message.

unexpectedSuccesses A list containing TestCase instances that were marked as expected failures, but succeeded.

class typing.KeysView(MappingView[KT_co], AbstractSet[KT_co]) A generic version of

@unittest.skipUnless(condition, reason) Skip the decorated test unless condition is true.