def delete_port(self, port_id, cb=None):
        self.delete(prefix="port-", key=port_id, cb=cb)
Create an accounting object (VIEWPOINT_SIZE:<vp_id>, VISIBLE_TO).
dataset/ETHPy150Open EricssonResearch/calvin-base/calvin/runtime/north/storage.py/Storage.delete_port--crossover with--dataset/ETHPy150Open viewfinderco/viewfinder/backend/db/accounting.py/Accounting.CreateViewpointVisibleTo