1# Copyright (C) Internet Systems Consortium, Inc. ("ISC") 2# 3# SPDX-License-Identifier: MPL-2.0 4# 5# This Source Code Form is subject to the terms of the Mozilla Public 6# License, v. 2.0. If a copy of the MPL was not distributed with this 7# file, you can obtain one at https://mozilla.org/MPL/2.0/. 8# 9# See the COPYRIGHT file distributed with this work for additional 10# information regarding copyright ownership. 11 12import sys 13 14try: 15 import yaml 16# pylint: disable=bare-except 17except: 18 print("No python yaml module, skipping") 19 sys.exit(1) 20 21with open(sys.argv[1], "r", encoding="utf-8") as f: 22 for item in yaml.safe_load_all(f): 23 for key in sys.argv[2:]: 24 try: 25 key = int(key) 26 except ValueError: 27 pass 28 29 try: 30 item = item[key] 31 except KeyError: 32 print('Key "' + key + '" not found.') 33 sys.exit(1) 34 35 print(item) 36