def optional(self):
        return False
Test that the logic which joins subclass props to those
dataset/ETHPy150Open NVIDIA/DIGITS/digits/config/config_option.py/Option.optional--crossover with--dataset/ETHPy150Open zzzeek/sqlalchemy/test/ext/declarative/test_mixin.py/DeclarativeMixinTest.test_column_join_checks_subclass_type