assertNotIsInstance(obj, cls, msg=None) Test that obj is (or is not) an instance of cls (which can be a class

assertEqual(first, second, msg=None) Test that first and second are equal. If the values do not compare equal

loadTestsFromModule(module, pattern=None) Return a suite of all tests cases contained in the given module. This method searches

assertFalse(expr, msg=None) Test that expr is true (or false). Note that this is equivalent

class test.support.EnvironmentVarGuard Class used to temporarily set or unset environment variables. Instances can be used as

assertLess(first, second, msg=None) assertLessEqual(first, second, msg=None) Test that first is respectively

class typing.Optional Optional type. Optional[X] is equivalent to Union[X

test.support.findfile(filename, subdir=None) Return the path to the file named filename. If no match is found filename

get_examples(string, name='') Extract all doctest examples from the given string, and return them as a list of Example

class typing.Container(Generic[T_co]) A generic version of