def failIfIsInstance(self, instance, classOrTuple):
        if isinstance(instance, classOrTuple):
            self.fail("%r is an instance of %s" % (instance, classOrTuple))
The type of values yielded by the iterator.
dataset/ETHPy150Open kuri65536/python-for-android/python-modules/twisted/twisted/trial/unittest.py/_Assertions.failIfIsInstance--crossover with--dataset/ETHPy150Open numba/numba/numba/types/abstract.py/IteratorType.yield_type