def get_test_contract(name):
    contract_path = os.path.abspath(
        os.path.join(os.path.dirname(__file__), "..", "smart_contracts", name)
    )
    contracts = compile_files_cwd([contract_path])

    return contract_path, contracts
def encode(self):
        return {"rx_sw_if_index": self._rx_index,
                "tx_sw_if_index": self._tx_index, "nh": self._nh_addr}