@staticmethod
    def _get_all_on_failure_nodes(action_chain):
        on_failure_nodes = set([node.on_failure for node in action_chain.chain])
        return on_failure_nodes
Return names for all the tasks referenced in "on-failure".
dataset/ETHPy150Open StackStorm/st2/st2actions/st2actions/runners/actionchainrunner.py/ChainHolder._get_all_on_failure_nodes