def assertIsNotNone(self, value, err_msg=None):
        if value is None:
            msg = "%s is None" % repr(value)
            raise exceptions.RallyAssertionError(
                self._concatenate_message(msg, err_msg))
dataset/ETHPy150Open openstack/rally/rally/task/functional.py/FunctionalMixin.assertIsNotNone/original