def was_called(self, ctx):
        """
        returns True if this node has ever been called in this context
        """
        node_state = cython.declare(NodeState)
        try:
            node_state = self._states[ctx._id_obj]
            return node_state.called
        except __HOLE__:
            return False
dataset/ETHPy150Open manahl/mdf/mdf/nodes.py/MDFNode.was_called