def run(self, sig, **kwargs):
        return sig(**kwargs)
pull 'key' from parent, if not present
dataset/ETHPy150Open VikParuchuri/percept/percept/workflows/runners.py/BaseRunner.run--crossover with--dataset/ETHPy150Open goFrendiAsgard/kokoropy/kokoropy/packages/sqlalchemy/sql/elements.py/AnnotatedColumnElement.key